science essay for class 8

Essay on Science for Students and Children

500+ words essay on science.

Essay on science:  As we look back in our ancient times we see so much development in the world. The world is full of gadgets and machinery . Machinery does everything in our surroundings. How did it get possible? How did we become so modern? It was all possible with the help of science. Science has played a major role in the development of our society. Furthermore, Science has made our lives easier and carefree.

Science in our Daily Lives

As I have mentioned earlier Science has got many changes in our lives. First of all, transportation is easier now. With the help of Science it now easier to travel long distances . Moreover, the time of traveling is also reduced. Various high-speed vehicles are available these days. These vehicles have totally changed. The phase of our society. Science upgraded steam engines to electric engines. In earlier times people were traveling with cycles. But now everybody travels on motorcycles and cars. This saves time and effort. And this is all possible with the help of Science.

Secondly, Science made us reach to the moon. But we never stopped there. It also gave us a glance at Mars. This is one of the greatest achievements. This was only possible with Science. These days Scientists make many satellites . Because of which we are using high-speed Internet. These satellites revolve around the earth every day and night. Even without making us aware of it. Science is the backbone of our society. Science gave us so much in our present time. Due to this, the teacher in our schools teaches Science from an early age.

Get the huge list of more than 500 Essay Topics and Ideas

Science as a Subject

In class 1 only a student has Science as a subject. This only tells us about the importance of Science. Science taught us about Our Solar System. The Solar System consists of 9 planets and the Sun. Most Noteworthy was that it also tells us about the origin of our planet. Above all, we cannot deny that Science helps us in shaping our future. But not only it tells us about our future, but it also tells us about our past.

When the student reaches class 6, Science gets divided into three more subcategories. These subcategories were Physics, Chemistry, and Biology. First of all, Physics taught us about the machines. Physics is an interesting subject. It is a logical subject.

Furthermore, the second subject was Chemistry . Chemistry is a subject that deals with an element found inside the earth. Even more, it helps in making various products. Products like medicine and cosmetics etc. result in human benefits.

Last but not least, the subject of Biology . Biology is a subject that teaches us about our Human body. It tells us about its various parts. Furthermore, it even teaches the students about cells. Cells are present in human blood. Science is so advanced that it did let us know even that.

Leading Scientists in the field of Science

Finally, many scientists like Thomas Edison , Sir Isaac Newton were born in this world. They have done great Inventions. Thomas Edison invented the light bulb. If he did not invent that we would stay in dark. Because of this Thomas Edison’s name marks in history.

Another famous Scientist was Sir Isaac Newton . Sir Isaac Newton told us about Gravity. With the help of this, we were able to discover many other theories.

In India Scientists A..P.J Abdul was there. He contributed much towards our space research and defense forces. He made many advanced missiles. These Scientists did great work and we will always remember them.

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Essay on Science: Sample for Students in 100,200 Words

• Updated on  
• Oct 28, 2023

Science, the relentless pursuit of knowledge and understanding, has ignited the flames of human progress for centuries. It’s a beacon guiding us through the uncharted realms of the universe, unlocking secrets that shape our world. In this blog, we embark on an exhilarating journey through the wonders of science. We’ll explore the essence of science and its profound impact on our lives. With this we will also provide you with sample essay on science in 100 and 200 words.

Must Read: Essay On Internet   

What Is Science?

Science is a systematic pursuit of knowledge about the natural world through observation, experimentation, and analysis. It aims to understand the underlying principles governing the universe, from the smallest particles to the vast cosmos. Science plays a crucial role in advancing technology, improving our understanding of life and the environment, and driving innovation for a better future.

Branches Of Science

The major branches of science can be categorized into the following:

• Physical Science: This includes physics and chemistry, which study the fundamental properties of matter and energy.
• Biological Science : Also known as life sciences, it encompasses biology, genetics, and ecology, focusing on living organisms and their interactions.
• Earth Science: Geology, meteorology, and oceanography fall under this category, investigating the Earth’s processes, climate, and natural resources.
• Astronomy : The study of celestial objects, space, and the universe, including astrophysics and cosmology.
• Environmental Science : Concentrating on environmental issues, it combines aspects of biology, chemistry, and Earth science to address concerns like climate change and conservation. 
• Social Sciences : This diverse field covers anthropology, psychology, sociology, and economics, examining human behavior, society, and culture.  
• Computer Science : Focused on algorithms, data structures, and computing technology, it drives advancements in information technology. 
• Mathematics : A foundational discipline, it underpins all sciences, providing the language and tools for scientific analysis and modeling.  

Wonders Of Science

Science has numerous applications that profoundly impact our lives and society: Major applications of science are stated below:

• Medicine: Scientific research leads to the development of vaccines, medicines, and medical technologies, improving healthcare and saving lives.
• Technology: Science drives technological innovations, from smartphones to space exploration.
• Energy: Advances in physics and chemistry enable the development of renewable energy sources, reducing reliance on fossil fuels.
• Agriculture: Biology and genetics improve crop yields, while chemistry produces fertilizers and pesticides.
• Environmental Conservation : Scientific understanding informs efforts to protect ecosystems and combat climate change.
• Transportation : Physics and engineering create efficient and sustainable transportation systems.
• Communication : Physics and computer science underpin global communication networks.
• Space Exploration : Astronomy and physics facilitate space missions, expanding our understanding of the cosmos.

Must Read: Essay On Scientific Discoveries  

Sample Essay On Science in 100 words

Science, the bedrock of human progress, unveils the mysteries of our universe through empirical investigation and reason. Its profound impact permeates every facet of modern life. In medicine, it saves countless lives with breakthroughs in treatments and vaccines. Technology, a child of science, empowers communication and innovation. Agriculture evolves with scientific methods, ensuring food security. Environmental science guides conservation efforts, preserving our planet. Space exploration fuels dreams of interstellar travel.

Yet, science requires responsibility, as unchecked advancement can harm nature and society. Ethical dilemmas arise, necessitating careful consideration. Science, a double-edged sword, holds the potential for both salvation and destruction, making it imperative to harness its power wisely for the betterment of humanity.

Sample Essay On Science in 250 words

Science, often regarded as humanity’s greatest intellectual endeavor, plays an indispensable role in shaping our world and advancing our civilization.

At its core, science is a methodical pursuit of knowledge about the natural world. Through systematic observation, experimentation, and analysis, it seeks to uncover the underlying principles that govern our universe. This process has yielded profound insights into the workings of the cosmos, from the subatomic realm to the vastness of space.

One of the most remarkable contributions of science is to the field of medicine. Through relentless research and experimentation, scientists have discovered vaccines, antibiotics, and groundbreaking treatments for diseases that once claimed countless lives. 

Furthermore, science has driven technological advancements that have reshaped society. The rapid progress in computing, for instance, has revolutionized communication, industry, and research. From the ubiquitous smartphones in our pockets to the complex algorithms that power our digital lives, science, and technology are inseparable partners in progress.

Environmental conservation is another critical arena where science is a guiding light. Climate change, a global challenge, is addressed through rigorous scientific study and the development of sustainable practices. Science empowers us to understand the impact of human activities on our planet and to make informed decisions to protect it.

In conclusion, science is not just a field of study; it is a driving force behind human progress. As we continue to explore the frontiers of knowledge, science will remain the beacon guiding us toward a brighter future.

Science is a boon due to innovations, medical advancements, and a deeper understanding of nature, improving human lives exponentially.

Galileo Galilei is known as the Father of Science.

Science can’t address questions about personal beliefs, emotions, ethics, or matters of subjective experience beyond empirical observation and measurement.

We hope this blog gave you an idea about how to write and present an essay on science that puts forth your opinions. The skill of writing an essay comes in handy when appearing for standardized language tests. Thinking of taking one soon? Leverage Edu provides the best online test prep for the same via Leverage Live . Register today to know more!

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Download CBSE Class 8 Science Sample Papers 2024-25 Session in PDF

Hello Students In this article, we have discussed the Class 8 Science Sample Papers. Sample Paper is most beneficial, especially for the preparation of school exams. Classes 6 to 12 students need to have a great practice of all the concepts, and one of the best ways to achieve the same is through Sample Papers. In this article, you can get the CBSE Class 8 Science Sample Paper in pdf format, which is free.

CBSE Class 8 Science Sample Papers 2024-25 Overview

Before discussing the CBSE Class 8 Science Sample Papers, let’s check the summary.

CBSE Class 8 Science Study Material 2024-25

Check out the latest Class 8 Science Study Material. The Science study materials are for the academic year 2024-25 session. Students/parents/teachers are advised to check the complete Science Study Material for Class 8 like the latest Syllabus, NCERT Solutions, Previous Year Question Papers, Sample Papers, Important Books, Worksheets, Holiday Homework etc.

CBSE Class 8 Science Syllabus 2024-25

Understanding foundational class, students in Class 8 are introduced to the basic knowledge of Science. They are introduced to metal and non-metal, force and pressure, reproduction in animals etc., which will appear in higher classes. Let us now discuss the CBSE Class 8 Science Syllabus with topics to be covered.

Class 8 Science Sample Paper

Below we have mentioned the Science Sample Paper for Class 8. Students have checked the complete Class 8 Science Sample Paper in pdf for a great score in the final examination.

NOTE: The links given below for Download Class 8 Science Sample Paper in pdf format

CBSE Class 8 Study Material

We have tried to bring all the useful links to CBSE NCERT Study Materials like Syllabus, Worksheet, Sample Paper, NCERT Solutions, Important Books, Holiday Homework, Previous Year Question Papers and Study Materials. You can visit all these important links by clicking the links/Icons given.​

You Should Also Checkout

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• [Syllabus Changed] CBSE Class 8 Social Science Syllabus For 2024-25 Session

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CBSE Sample Papers for Class 8 Science

Cbse sample papers for class 8 science - 1.

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CBSE Sample Papers for class 8 Science-1

• This page consists of CBSE Sample paper for class 8 science prepared by academic team of Physics Wallah.
• Do solve NCERT exercise before attempting the sample papers with the help of Physics Wallah NCERT solutions for class 8 Science .
• Check out all CBSE sample papers for class 8 Science.

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• Class 8 Science Sample Paper - 1
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UP Class 8th Science

Class 8th science (up), unit 1: latest advancements in science and technology, unit 2: man made objects, unit 3: structure of atom, unit 4: minerals and metals, unit 5: general introduction and classification of micro-organisms, unit 6: from cells to organs, unit 7: reproduction in animals, unit 8: adolescence, unit 9: disabilities, unit 10: crop production, unit 11: force and pressure, unit 12: light and optical instruments, unit 13: electric current, unit 14: magnetism, unit 15: carbon and its compounds, unit 16: alternate sources of energy, unit 17: computer.

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Science Essay

Learn How to Write an A+ Science Essay

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Did you ever imagine that essay writing was just for students in the Humanities? Well, think again! 

For science students, tackling a science essay might seem challenging, as it not only demands a deep understanding of the subject but also strong writing skills. 

However, fret not because we've got your back!

With the right steps and tips, you can write an engaging and informative science essay easily!

This blog will take you through all the important steps of writing a science essay, from choosing a topic to presenting the final work.

So, let's get into it!

• 1. What Is a Science Essay?
• 2. How To Write a Science Essay?
• 3. How to Structure a Science Essay?
• 4. Science Essay Examples
• 5. How to Choose the Right Science Essay Topic
• 6. Science Essay Topics
• 7. Science Essay Writing Tips

What Is a Science Essay?

A science essay is an academic paper focusing on a scientific topic from physics, chemistry, biology, or any other scientific field.

Science essays are mostly expository. That is, they require you to explain your chosen topic in detail. However, they can also be descriptive and exploratory.

A descriptive science essay aims to describe a certain scientific phenomenon according to established knowledge.

On the other hand, the exploratory science essay requires you to go beyond the current theories and explore new interpretations.

So before you set out to write your essay, always check out the instructions given by your instructor. Whether a science essay is expository or exploratory must be clear from the start. Or, if you face any difficulty, you can take help from a science essay writer as well. 

Moreover, check out this video to understand scientific writing in detail.

Now that you know what it is, let's look at the steps you need to take to write a science essay. 

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How To Write a Science Essay?

Writing a science essay is not as complex as it may seem. All you need to do is follow the right steps to create an impressive piece of work that meets the assigned criteria.

Here's what you need to do:

Choose Your Topic

A good topic forms the foundation for an engaging and well-written essay. Therefore, you should ensure that you pick something interesting or relevant to your field of study. 

To choose a good topic, you can brainstorm ideas relating to the subject matter. You may also find inspiration from other science essays or articles about the same topic.

Conduct Research

Once you have chosen your topic, start researching it thoroughly to develop a strong argument or discussion in your essay. 

Make sure you use reliable sources and cite them properly . You should also make notes while conducting your research so that you can reference them easily when writing the essay. Or, you can get expert assistance from an essay writing service to manage your citations. 

Create an Outline

A good essay outline helps to organize the ideas in your paper. It serves as a guide throughout the writing process and ensures you don’t miss out on important points.

An outline makes it easier to write a well-structured paper that flows logically. It should be detailed enough to guide you through the entire writing process.

However, your outline should be flexible, and it's sometimes better to change it along the way to improve your structure.

Start Writing

Once you have a good outline, start writing the essay by following your plan.

The first step in writing any essay is to draft it. This means putting your thoughts down on paper in a rough form without worrying about grammar or spelling mistakes.

So begin your essay by introducing the topic, then carefully explain it using evidence and examples to support your argument.

Don't worry if your first draft isn't perfect - it's just the starting point!

Proofread & Edit

After finishing your first draft, take time to proofread and edit it for grammar and spelling mistakes.

Proofreading is the process of checking for grammatical mistakes. It should be done after you have finished writing your essay.

Editing, on the other hand, involves reviewing the structure and organization of your essay and its content. It should be done before you submit your final work.

Both proofreading and editing are essential for producing a high-quality essay. Make sure to give yourself enough time to do them properly!

After revising the essay, you should format it according to the guidelines given by your instructor. This could involve using a specific font size, page margins, or citation style.

Most science essays are written in Times New Roman font with 12-point size and double spacing. The margins should be 1 inch on all sides, and the text should be justified.

In addition, you must cite your sources properly using a recognized citation style such as APA , Chicago , or Harvard . Make sure to follow the guidelines closely so that your essay looks professional.

Following these steps will help you create an informative and well-structured science essay that meets the given criteria.

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How to Structure a Science Essay?

A basic science essay structure includes an introduction, body, and conclusion. 

Let's look at each of these briefly.

• Introduction

Your essay introduction should introduce your topic and provide a brief overview of what you will discuss in the essay. It should also state your thesis or main argument.

For instance, a thesis statement for a science essay could be, 

"The human body is capable of incredible feats, as evidenced by the many athletes who have competed in the Olympic games."

The body of your essay will contain the bulk of your argument or discussion. It should be divided into paragraphs, each discussing a different point.

For instance, imagine you were writing about sports and the human body. 

Your first paragraph can discuss the physical capabilities of the human body. 

The second paragraph may be about the physical benefits of competing in sports. 

Similarly, in the third paragraph, you can present one or two case studies of specific athletes to support your point. 

Once you have explained all your points in the body, it’s time to conclude the essay.

Your essay conclusion should summarize the main points of your essay and leave the reader with a sense of closure.

In the conclusion, you reiterate your thesis and sum up your arguments. You can also suggest implications or potential applications of the ideas discussed in the essay. 

By following this structure, you will create a well-organized essay.

Check out a few example essays to see this structure in practice.

Science Essay Examples

A great way to get inspired when writing a science essay is to look at other examples of successful essays written by others. 

Here are some examples that will give you an idea of how to write your essay.

Science Essay About Genetics - Science Essay Example

Environmental Science Essay Example | PDF Sample

The Science of Nanotechnology

Science, Non-Science, and Pseudo-Science

The Science Of Science Education

Science in our Daily Lives

Short Science Essay Example

Let’s take a look at a short science essay: 

Want to read more essay examples? Here, you can find more science essay examples to learn from.

How to Choose the Right Science Essay Topic

Choosing the right science essay topic is a critical first step in crafting a compelling and engaging essay. Here's a concise guide on how to make this decision wisely:

• Consider Your Interests: Start by reflecting on your personal interests within the realm of science. Selecting a topic that genuinely fascinates you will make the research and writing process more enjoyable and motivated.
• Relevance to the Course: Ensure that your chosen topic aligns with your course or assignment requirements. Read the assignment guidelines carefully to understand the scope and focus expected by your instructor.
• Current Trends and Issues: Stay updated with the latest scientific developments and trends. Opting for a topic that addresses contemporary issues not only makes your essay relevant but also demonstrates your awareness of current events in the field.
• Narrow Down the Scope: Science is vast, so narrow your topic to a manageable scope. Instead of a broad subject like "Climate Change," consider a more specific angle like "The Impact of Melting Arctic Ice on Global Sea Levels."
• Available Resources: Ensure that there are sufficient credible sources and research materials available for your chosen topic. A lack of resources can hinder your research efforts.
• Discuss with Your Instructor: If you're uncertain about your topic choice, don't hesitate to consult your instructor or professor. They can provide valuable guidance and may even suggest specific topics based on your academic goals.

Science Essay Topics

Choosing an appropriate topic for a science essay is one of the first steps in writing a successful paper.

Here are a few science essay topics to get you started:

• How space exploration affects our daily lives?
• How has technology changed our understanding of medicine?
• Are there ethical considerations to consider when conducting scientific research?
• How does climate change affect the biodiversity of different parts of the world?
• How can artificial intelligence be used in medicine?
• What impact have vaccines had on global health?
• What is the future of renewable energy?
• How do we ensure that genetically modified organisms are safe for humans and the environment?
• The influence of social media on human behavior: A social science perspective
• What are the potential risks and benefits of stem cell therapy?

Important science topics can cover anything from space exploration to chemistry and biology. So you can choose any topic according to your interests!

Need more topics? We have gathered 100+ science essay topics to help you find a great topic!

Continue reading to find some tips to help you write a successful science essay. 

Science Essay Writing Tips

Once you have chosen a topic and looked at examples, it's time to start writing the science essay.

Here are some key tips for a successful essay:

• Research thoroughly

Make sure you do extensive research before you begin writing your paper. This will ensure that the facts and figures you include are accurate and supported by reliable sources.

• Use clear language

Avoid using jargon or overly technical language when writing your essay. Plain language is easier to understand and more engaging for readers.

• Referencing

Always provide references for any information you include in your essay. This will demonstrate that you acknowledge other people's work and show that the evidence you use is credible.

Make sure to follow the basic structure of an essay and organize your thoughts into clear sections. This will improve the flow and make your essay easier to read.

• Ask someone to proofread

It’s also a good idea to get someone else to proofread your work as they may spot mistakes that you have missed.

These few tips will help ensure that your science essay is well-written and informative!

You've learned the steps to writing a successful science essay and looked at some examples and topics to get you started. 

Make sure you thoroughly research, use clear language, structure your thoughts, and proofread your essay. With these tips, you’re sure to write a great science essay! 

Do you still need expert help writing a science essay? Our science essay writing service is here to help. With our team of professional writers, you can rest assured that your essay will be written to the highest standards.

Contact our online writing service now to get started!

Also, do not forget to try our essay typer tool for quick and cost-free aid with your essays!

Write Essay Within 60 Seconds!

Betty is a freelance writer and researcher. She has a Masters in literature and enjoys providing writing services to her clients. Betty is an avid reader and loves learning new things. She has provided writing services to clients from all academic levels and related academic fields.

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Essay on Science in English for Children and Students

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Essay on Science in English: Science is a systematic and logical study of occurrences, events, happenings etc.

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Target Exam ---

Science is the study that logically explains the round shape of earth; it explains the twinkling of stars; why light travels faster than sound; why hawk flies higher than a crow; why the sunflower turns to the sunlight etc. Science doesn’t provide supernatural explanations; rather it gives logical conclusion to every question. Science as a subject is extremely popular with students. It’s indeed an essential subject for aspirants who want to make their career in science and related fields.

Knowledge of science makes people more confident and well aware of their surroundings. One who knows science will not be scared of natural occurrences, knowing their origin and reason.

On the other hand science also plays a significant role in technological development of a nation and hence also in removing growth impediments like unemployment and illiteracy.

Long and Short Essay on Science in English

We have provided below short and long essay on science in English for your knowledge and information.

The essays have been wisely written to deliver to you the meaning and significance of science.

After going through the essays you will know what is science and its importance in our day to day life, also how science helps in the development of a country.

You can use these science essay in your school’s or college’s essay writing, debate or other similar competitions.

Science Essay 1 (200 words)

Science involves extensive study of the behaviour of natural and physical world. The study is conducted by way of research, observation and experimentation.

There are several branches of science. These include the natural sciences, social sciences and formal sciences. These broad categories have further been divided into sub categories and sub-sub categories. Physics, chemistry, biology earth science and astronomy form a part of the natural sciences, history, geography, economics, political science, sociology, psychology, social studies and anthropology are a part of the social sciences and formal sciences include mathematics, logic, statistics, decision theory, system theory and computer science.

Science has changed the world for good. There have been several scientific inventions from time to time and these have made life convenient for the human beings. Several of these inventions have become an integral part of our lives and we cannot imagine our lives without them.

Scientists worldwide continue to experiment and keep coming up with newer inventions every now and then with some of them bringing revolution worldwide. However, as useful as it is, science has also been misused by some, mainly by those in power, for fuelling an arms race and degrading the environment.

The ideologies of science and religion have not found any meeting ground. These seemingly contrasting ideas have given rise to several conflicts in the past and continue to do so.

Science Essay 2 (300 words)

Introduction

Science is a means to study, understand, analyze and experiment with the natural and physical aspects of the world and put them to use to come up with newer inventions that make life more convenient for the mankind. The observation and experimentation in the field of science is not limited to a particular aspect or idea; it is widespread.

Uses of Science

Almost everything we use in our daily lives is a gift of science. From cars to washing machines, from mobile phones to microwaves, from refrigerators to laptops – everything is an outcome of scientific experimentation. Here is how science impacts our everyday life:

Not just microwaves, grillers and refrigerators, gas stoves that are commonly used to prepare food are also a scientific invention.

• Medical Treatments

The treatment of several diseases and ailments has been made possible because of the advancement in science. Science thus promotes healthy living and has contributed in the increase of life span.

• Communication

Mobile phones and internet connections that have become an integral part of our lives these days are all inventions of science. These inventions have made communication easier and brought the world closer.

• Source of Energy

The discovery of atomic energy has given way to the invention and deployment of various forms of energies. Electricity is one of its main inventions and the way it impacts our everyday life is known to all.

• Variety of Food

The variety of food has also increased. Many fruits and vegetables are now available all through the year. You do not require waiting for a particular season to enjoy a specific food. The experimentations in the field of science have led to this change.

Science is thus a part of our everyday life. Our life would have been very different and difficult without the advancement in science. However, we cannot deny the fact that many scientific inventions have led to the degradation of the environment and have also caused numerous health problems for the mankind.

Science Essay 3 (400 words)

Science is basically divided into three broad branches. These include Natural Sciences, Social Sciences and Formal Sciences. These branches are further classified into sub-categories to study various aspects. Here is a detailed look at these categories and sub categories.

Branches of Science

• Natural Sciences

As the name suggests, this is the study of the natural phenomena. It studies how the world and universe works. Natural Science is further categorized into Physical Science and Life Science.

• a) Physical Science

Physical science includes the following sub categories:

• Physics: The study of properties of energy and matter.
• Chemistry: The study of substances of which matter is made.
• Astronomy: The study of the space and celestial bodies.
• Ecology: The study of relation of organisms with their physical surroundings as well as with each other.
• Geology: It deals with Earth’s physical structure and substance.
• Earth Science: The study of Earth’s physical constitution and its atmosphere.
• Oceanography: The study of biological and physical elements and phenomena of the sea.
• Meteorology: It deals with the processes of the atmosphere
• b) Life Science

The following sub categories form a part of the life science:

• Biology: The study of living organisms.
• Botany: The study of plant life.
• Zoology: The study of animal life.
• Social Sciences

This involves the study of the social pattern and human behaviour. It is further divided into various sub-categories. These include:

• History: The study of events occurred in the past
• Political Science: Study of systems of government and political activities.
• Geography: Study of Earth’s physical features and atmosphere.
• Social Studies: Study of human society.
• Sociology: Study of development and functioning of the society.
• Psychology: Study of human behaviour.
• Anthropology: Study of different aspects of humans within present and past societies.
• Economics: Study of production, consumption and circulation of wealth.
• Formal Sciences

It is that branch of science that studies formal systems such as mathematics and logic. It involves the following sub-categories:

• Mathematics: The study of numbers.
• Logic: The study of reasoning.
• Statistics: It deals with the analysis of numerical data.
• Decision Theory: Mathematical study to enhance decision making ability when it comes to profit and loss.
• Systems Theory: The study of abstract organization.
• Computer Science: The study of experimentation and engineering to form basis for designing and use of computers.

The experts in various branches of science have continually been studying the subject deeply and experimenting with different aspects to come up with newer theories, inventions and discoveries. These discoveries and inventions have made life easier for us; however, at the same time these have also made an irreversible damage to the environment as well as the living beings.

Science Essay 4 (500 words)

Science is the study of structure and behaviour of different physical and natural aspects. Scientists study these aspects, observe them thoroughly and experiment before coming to a conclusion. There have been several scientific discoveries and inventions in the past that have proved to be a boon for the mankind.

Concepts of Science and Religion

While a logical and systematic approach is followed in the field of science to come up with new ideas and inventions, religion, on the other hand, is purely based on belief system and faith. In science, a thorough observation, analysis and experimentation is done to derive a result whereas there is hardly any logic when it comes to religion. Their view of looking at things is thus completely different from one another.

Conflict between Science and Religion

Science and religion are often seen at loggerheads due to their conflicting views on certain things. Sadly, at times these conflicts lead to disturbance in the society and causes suffering to the innocent. Here are some of the major conflicts that have occurred between the advocates of religion and the believers of scientific methodologies.

• The Creation of World

Many conservative Christians believe that God created the world in six days sometime between 4004 and 8000 BCE. On the other hand, the cosmologists state that the universe is as old as around 13.7 billion years and that the Earth emerged around 4.5 billion years ago.

• Earth as the Centre of the Universe

This is one of the most famous conflicts. The Roman Catholic Church regarded Earth as the centre of the universe. As per them, the Sun, Moon, stars and other planets revolve around it. The conflict arose when famous Italian astronomer and mathematician, Galileo Galilei discovered the heliocentric system wherein the Sun forms the centre of the solar system and the Earth and other planets revolve around it.

Unfortunately, Galileo was condemned as a heretic and put in house arrest for the rest of his life.

• Solar and Lunar Eclipse

One of the earliest conflicts occurred in Iraq. The priests there had told the locals that lunar eclipse was caused because of the restlessness of gods. These were thought to be ominous and aimed at destroying the kings. The conflict occurred when the local astronomers came up with the scientific reason behind the eclipse.

While the astronomers state a strong and logical reason about the occurrence of the solar and lunar eclipse, myths and superstitions surrounding the same still continue in various parts of the world.

• The Evolution of Species

Taking reference from the biblical book of Genesis, the conservative Christians believe that all the species of flora and fauna were created during the six days period when God created the world. The biologists, on the other hand, argue that the various species of plants and animals evolved over hundred and millions of years via the procedures of natural selection.

Apart from these, there are several other arenas wherein the scientists and religious advocates have contradictory views. Even though the scientists/ astronomers/ biologists have a backing for their theories most people deeply follow the religious views.

It is not only the religious advocates who often raise voice against the scientific methodologies and ideologies, science has also been criticized by many other sections of society because its inventions are giving way to various social, political, environmental and health issues. Scientific inventions such as nuclear weapons pose a threat to the mankind. Besides, the procedures of preparation as well as the use of most scientifically designed devices are adding to the pollution, thereby making life difficult for everyone.

Science Essay 5 (600 words)

There have been several scientific discoveries and inventions in the last couple of decades that have made life much easier. Last decade was no exception. There were quite a few significant scientific inventions that received appreciation. Here is a look at the 10 most remarkable recent scientific inventions.

Recent Scientific Inventions and Discoveries

• Control over Biomechanical Hand through Mind

Amputee Pierpaolo Petruzziello, an Italian who lost his forearm in an unfortunate accident, learned how to control a biomechanical hand connected to his arm by way of his thoughts. The hand connected to his arm nerves via electrodes and wires. He became the first person to master the art of making movements such as finger wiggling, grabbing objects and moving fist with his thoughts.

• Global Positioning System

Global Positioning System, popularly referred to as GPS, became commercially viable in the year 2005. It was embedded into the mobile devices and proved to be a boon for the travelers worldwide. Looking for directions while travelling to newer places couldn’t get easier.

• Prius – The Self-Driving Car

Google initiated the self-driving car project in the year 2008 and soon Toyota introduced Prius. This car does not have brake pedal, steering wheel or accelerator. It is powered by an electric motor and does not require any user interaction to operate. It is embedded with special software, a set of sensors and accurate digital maps to ensure that the driverless experience is smooth and safe.

Known to be one of the most noteworthy inventions of the decade, Android came as a revolution and took over the market that was earlier flooded with Symbian and Java powered devices. Most smart phones these days run on the Android operating system. It supports millions of applications.

• Computer Vision

Computer vision includes several sub-domains such as event detection, indexing, object recognition, object pose estimation, motion estimation, image restoration, scene reconstruction, learning and video tracking. The field encompasses techniques of processing, analyzing, acquiring and comprehending images in high-dimensional data from the actual world so as to come up with symbolic information.

• Touch Screen Technology

The touch screen technology seems to have taken over the world. The ease of operating makes for the popularity of the touch screen devices. These devices have become a rage worldwide.

• 3D Printing Technique

The 3D printing device can make a variety of stuff including kitchenware, accessories, lamps and much more. Also known as additive manufacturing, this technique creates three-dimensional objects of any shape with the use of digital model data from electronic data source such as Additive Manufacturing File (AMF).

Launched in the year 2008, Git Hub is a version control repository revision control and Internet hosting service that offers features such as bug tracking, task management, feature requests and sharing of codes, apps, etc. The development of GitHub platform started in 2007 and the site was launched in 2008.

• Smart Watches

Smart watches have been in the market for quite some time. However, the newer ones such as that launched by Apple have come with several added features and have gained immense popularity. These watches come with almost all the features of the smart phones and are easier to carry and operate.

• Crowd Funding Sites

The introduction of crowd-funding sites such as GoFundMe, Kickstarter and Indiegogo has been a boon for the creative minds. By way of these sites, inventors, artists and other creative people get a chance to share their ideas and receive financial help they require to implement the same.

Scientists worldwide observe and experiment continually to bring forth new scientific inventions, making life easier for people. They do not only keep coming up with newer inventions but also improvise the existing ones wherever there is a scope. While these inventions have made life easier for the man; however, the amount of environmental, social and political hazards these have caused are not hidden from you all.

Related Information:

• Essay on Science and Technology
• Paragraph on Wonders of Science
• Paragraph on Science
• National Science Day
• International Week of Science and Peace
• The National Council for Science and Technology Communication ( NCSTC ) is a scientific programme of the Government of India for the popularisation of science,

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MCQ Questions for Class 8 Science with Answers PDF Download Chapter Wise

Here you will find Chapter Wise NCERT  MCQ Questions for Class 8 Science with Answers PDF Free Download based on the important concepts and topics given in the textbook. All these CBSE Class 8 Science MCQs Multiple Choice Questions with Answers provided here with detailed solutions so that you can easily understand the logic behind each answer.

Class 8 Science MCQs Multiple Choice Questions with Answers

Practicing these CBSE NCERT Objective MCQ Questions of Class 8 Science with Answers Pdf will help students to attempt the exam with confidence.

• Crop Production and Management Class 8 MCQ Questions
• Microorganisms: Friend and Foe Class 8 MCQ Questions
• Synthetic Fibres and Plastics Class 8 MCQ Questions
• Materials: Metals and Non-Metals Class 8 MCQ Questions
• Coal and Petroleum Class 8 MCQ Questions
• Combustion and Flame Class 8 MCQ Questions
• Conservation of Plants and Animals Class 8 MCQ
• Cell Structure and Functions Class 8 MCQ
• Reproduction in Animals Class 8 MCQ
• Reaching the Age of Adolescence Class 8 MCQ
• Force and Pressure Class 8 MCQ
• Friction Class 8 MCQ
• Sound Class 8 MCQ Questions
• Chemical Effects of Electric Current Class 8 MCQ Questions
• Some Natural Phenomena Class 8 MCQ Questions
• Light Class 8 MCQ Questions
• Stars and the Solar System Class 8 MCQ Questions
• Pollution of Air and Water Class 8 MCQ Questions

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• Science Essay for Students in English

Science Essay

Since ancient times, we see various developments in the world. At present, the world is full of electronic gadgets and mechanical machines. The machine does every activity in our surroundings. How did it become possible? How did we become so technologized and modern? It was all made possible because of science. Science plays a major role in the development of our society and makes our lives easier and smooth.

Science in our Daily Lives

As we know that Science has made many changes to our lives. Here are a couple of the applications of science in day-to-day life. First of all, transportation has become easier with the help of science as it simplifies long-distance traveling. It reduces the traveling time, helps to build various high-speed vehicles, etc. Over the years, these vehicles have totally changed the phase of our society. Science has upgraded steam engines to electric engines, cycles with motorcycles and cars, etc. This helps to save time and effort for every human being. Secondly, Science helps us to reach the moon. But it doesn't stop there. It also gave us an overview of Mars. This is one of the greatest achievements of human beings with the help of science. Without Science, it could be impossible. Due to the scientific inventions of satellites by scientists, we are able to use high-speed internet connections. Science is the heart of our society, without its function nothing can be made. It gave us a lot of things at the present time. This is the reason why the teacher in our schools teaches Science from an early age.

Science as a Subject

We started to learn about science as a subject in our school right from class 1. It is due to the importance of science in every part of life.  In Class 1, science taught us about the Solar System, the 8 planets, the sun, the orbit, etc. Most importantly it tells us about the origin of our planet Earth. Science taught us everything, and we cannot deny that Science helps us in shaping our future. It not only tells us about our future but also tells us about our past.

In class 6, Science is broadly classified into three subcategories. They are Physics, Chemistry, and Biology. 

Physics is a part of science that deals with the fundamental constituents of the universe. It is an interesting and logical subject. It covers numerous topics such as mechanics, optics, electronics and the most important astrophysics. With the help of physics, we make cars, aeroplanes, house appliances and many others.

Chemistry is a subject that deals with an element found inside the earth's surface. It helps us in making various products such as medicine and cosmetics etc.

Biology is a subject that deals with living organisms. It is subdivided into two types: Botany and Zoology. It teaches us about various parts of our Human body, cells in the body such as blood cells, etc. 

Wonders of Science

It is an era of scientific development. Many wonderful discoveries and inventions have been made by science. With its help, even impossible things have become possible now. One of the greatest wonders of science is the invention of electricity. Electricity is a great source of power. It moves our fans, cooks our food, lights our houses and shops, and runs our machines. It has brought about a revolutionary change in every field of life. Science gave us useful things such as mobile phones, telephones, etc. to stay connected. Science has done wonders in the field of agriculture, farmers in scientific tools for cultivation and growing more foods, crops, fruits, etc. Means of transport like buses, cars, trains, airplanes, and ships are also the contribution of science. Today we can reach any part of the world within a few hours. Medical science has made great progress. It has given legs, ears, and eyes to the disabled. For entertainment, it has given radio, television, cinema, and pictures to man. Science has given us computer and information technology. Nuclear energy is also a wonder of science. 

All these are some of the wonders of science.

FAQs on Science Essay for Students in English

1. Is Science a blessing or a curse?

The present age is the era of science and technology. Like every other thing, it also has its positive and negative sides. It is with the help of science that our life has become easier. Scientific invention helped us to conquer time. It has given us modes of communication, entertainment and education. Nowadays, even fatal diseases are curable with the aid of modern developments in the field of medicine. Some people misuse the boon and produce powerful weapons to destroy mankind. Pollution is also a side effect of scientific inventions. Science is actually a blessing. But it becomes a curse when we use it in the wrong way.

2. What are some of the useful things that science gave us?

Science gave us useful things such as mobile phones, telephones, etc. to stay connected. Science has done wonders in the field of agriculture, farmers in scientific tools for cultivation and growing more foods, crops, fruits, etc. Means of transport like buses, cars, trains, airplanes, and ships are also the contribution of science. Today we can reach any part of the world within a few hours. Medical science has made great progress. It has given legs, ears, and eyes to the disabled. For entertainment, it has given radio, television, cinema, and pictures to man. Science has given us computer and information technology

3. What are the examples of science in everyday life?

We use bicycles, cars, and bikes to travel from one place to another, all these are inventions of science. 

We use soaps, shampoos, etc., and other cosmetics that are also given by science.  

We use LPG gas, stove, etc. for cooking, these are all given by science. 

Even the house in which we live is a product of science. 

The iron which we use to iron our clothes is an invention of science even the clothes we wear are given by science.

4. What are the uses of Science in Agriculture?

Science has made its mark in the field of agriculture by contributing a bigger part. In present days scientific inventions are made available even for sowing the seeds on fields. Scientific inventions such as tractors, threshers, drip irrigation systems, sprinkler irrigation systems, etc. all are given by science. All fertilizers are also given by chemical science.

5. What are the uses of Science in the Communication field?

The following are some of the uses of science in the Communication field.

Science has made the world very small and connected. With the help of science, you can talk to anyone anywhere within a fraction of seconds. Telephones, mobile phones, computers, etc. are the inventions of science. All these mediums of communication are available at a very low affordable cost as well. So, all are within the reach of the common man. Science has made it very easy and cheap to talk to someone using a mobile phone.  

6. How science makes our life easy?

Science makes our life very easy in various ways:

We easily communicate and travel.

Because of science we easily cure any disease like cancer, malaria and another deadly disease

Science made it easy for the farmer to save their crops from pests and many other problems.

7. How does science improve our communication system?

Science improves communication in the way that at past we cannot talk to anyone face to face or by voice. With the help of mobile, we are now able to contact anyone at any place. The invention of computers and modification are also very helpful in communication.

• NCERT Solutions
• NCERT Class 8
• NCERT 8 Science
• Chapter 1: Crop Production And Management

NCERT Solutions for Class 8 Science Chapter 1 Crop Production and Management

Ncert solutions for class 8 science chapter 1 – free pdf download.

NCERT Solutions for Class 8 Science Chapter 1 Crop Production and Management guides you with the answers to the questions given in the textbook. Class 8 is an important phase in the student’s life as they are introduced to many new concepts that are essential to set strong basics for the topics to be taught later in Class 9. To score good marks in the Class 8 examination, students should solve the exemplar questions provided at the end of each chapter in Class 8 NCERT Books.

Download Exclusively Curated Chapter Notes for Class 8 Science Chapter – 1 Crop Production and Management

Download most important questions for class 8 science chapter – 1 crop production and management.

Solving NCERT questions will assist you in grasping the content in the chapter, Crop Production and Management, in a better way. BYJU’S presents the important extra questions at the end of each chapter according to the latest Class 8 CBSE Syllabus. These NCERT Solutions for Class 8 Science   Chapter 1 will help you in scoring good marks as they cover important concepts in different formats like MCQs and short answer questions, worksheets and more. NCERT Solutions for Class 8 Science Chapter 1 is provided here for a better understanding of the subject and scoring good marks in the annual examination.

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Access Answers to NCERT Class 8 Science Chapter 1 Crop Production and Management

Exercise Questions

1. Select the correct word from the following list and fill in the blanks.

float, water, crop, nutrients, preparation

(a) The same kind of plants grown and cultivated on a large scale at a place is called _____________.

(b) The first step before growing crops is _____________ of the soil.

(c) Damaged seeds would _____________ on top of water.

(d) For growing a crop, sufficient sunlight and _____________ and _____________ from the soil are essential.

(a) The same kind of plants grown and cultivated on a large scale at a place is called the  crop .

(b) The first step before growing crops is the  preparation of the soil.

(c) Damaged seeds would float on top of the water.

(d) For growing a crop, sufficient sunlight and water and nutrients from the soil are essential.

2. Match items in column A with those in column B.

3. Give two examples of each.

(a) Kharif crop

(b) Rabi crop

Kharif crops – Paddy and maize

Rabi crops – Wheat and pea

4. Write a paragraph in your own words on each of the following.

(a) Preparation of soil

(c) Weeding

(d) Threshing

a) Preparation of the soil is the first step in agriculture. Preparation of the soil is done to loosen the soil, which is essential for root penetration into the soil. This allows the roots to breathe easily. Loosening of the soil allows the growth of earthworms and microorganisms, which will help to keep the soil fertile by adding humus to the soil. Loosening of soil also brings nutrient-rich soil to the top layer, which is essential for the growth of plants.

b) Sowing is an important process in crop production. First, healthy seeds are selected before sowing. After selecting healthy seeds, sowing is done by either traditional methods or by using the equipment’s seed drill.

c) Removal of unnecessary plants from the field is called weeding. Weeds compete with crop plants for nutrients and water. This will reduce the yield of the desired crops. Weeds also interfere while harvesting and get mixed with crops. Some weeds are poisonous to animals and humans. Tilling is a common method that helps remove weeds before sowing crops, and manual methods like the physical removal of plants are also used to remove weeds. Weedicides are sprayed to get rid of weeds, but this method may affect the health of farmers because of the chemicals used as weedicides.

d) Process of separating the chaff from the crop is known as threshing. Threshing is carried by a machine called ‘combine’, which is a harvester as well as a thresher. Threshing is also done by winnowing, where the blow of air is used to separate the chaff from crops.

5. Explain how fertilisers are different from manure.

6. What is irrigation? Describe two methods of irrigation which conserve water.

The supply of water to crops at regular intervals is called irrigation. Methods of irrigation which conserve water are as follows:

a) Drip Irrigation: Here, the water goes drop by drop directly into the roots; this method is very useful as it conserves the water and also helps in avoiding weeds.

b) Sprinkler system: This method is in use mainly in uneven land where sufficient water is not available. The perpendicular pipes, having rotating nozzles on top, are joined to the main pipeline at regular intervals. When water is allowed to flow through the main pipe under pressure with the help of a pump, it escapes from the rotating nozzles. It gets sprinkled on the crop as if it is raining.

7. If wheat is sown in the Kharif season, what would happen? Discuss.

Wheat crops may get destroyed if sown in the Kharif season because of unfavourable temperatures, pests and adaptable conditions for the plants to grow. Kharif comes during the rainy season; hence it is not a wise idea to grow wheat in the Kharif season.

8. Explain how soil gets affected by the continuous plantation of crops in a field.

Plants require nutrients for their growth. Without optimum nutrients, plants will die. Continuous plantation of crops results in the depletion of certain nutrients like Nitrogen, Phosphorus, Potassium, etc. This results in a decrease in yield due to loss of nutrients; hence there should be a gap between crops in order to get a good yield.

9. What are weeds? How can we control them?

In a field, many other undesirable plants may grow naturally along with the crop. These undesirable plants are called weeds. Weeds can be controlled by methods called weeding. Tilling before sowing the crops helps in uprooting and killing weeds, which may then dry up and get mixed with the soil. Weeds are also controlled by using certain chemicals called weedicides.

10. Arrange the following boxes in proper order to make a flow chart of sugarcane crop production.

11. Complete the following word puzzle with the help of the clues given below.

1. Providing water to the crops.

2. Keeping crop grains for a long time under proper conditions.

5. Certain plants of the same kind are grown on a large scale.

3. A machine used for cutting the matured crop.

4. A rabi crop, which is also one of the pulses.

6. A process of separating the grain from the chaff.

Class 8 Science NCERT Solutions for Chapter 1 – Crop Production and Management

BYJU’S NCERT Solutions for Class 8 Science is developed by subject matter experts according to the latest CBSE syllabus and guidelines. Referring to these NCERT Solutions for Class 8 will help students attain a firm grip on the key concepts and topics of the subjects. Regular usage of these solutions also helps boost the confidence of the students.

The topics covered in Chapter 1 of NCERT Class 8 Science are given below:

Students can utilise the NCERT Solutions for Class 8 Science Chapter 1 for any quick references to comprehend complex topics, and also to learn the correct answers to exercise questions of the Class 8 Science NCERT Textbook.

BYJU’S is India’s largest Learning App with top-notch teachers from across the nation with excellent teaching skills. Find notes and question papers for various other subjects like Mathematics, Biology, Chemistry and many competitive exams as well. Enjoy learning with a great experience. Stay tuned to learn more about NCERT Solutions and preparation tips. To know more about NCERT Solutions , you can register with BYJU’S or download the app for simple and precise content.

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