National Science Olympiad class 10 sample papers | NSO class 10 book pdf | NSO 2023 syllabus class 10 | NSO class 10 sample papers

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NCERT Solutions for Class 10 Biology

Read Notes and Videos,Practice,Mock Tests for Class 10 Biology

Practice questions and NCERT Solutions for Class 10

Biology is one of the vital subjects in Science stream and it is also of very much importance while preparing for various competitive exams and hence it is essential to prepare it from the very beginning. Understanding the concepts and applying them in the provided situation can improvise your learning as well as knowledge ability.

Biology is a very important resource for students of CBSE Class 10.Biology is an interesting subject for the enhancement of analytical and problem solving skills.

Unfortunately, many students find it difficult because of no interest or lack of better knowledge to comprehend. Biology is interesting when comprehended well and practice with easy to hard problems and students find it difficult because most of them do not have their basics clear for the subject. Lack of sufficient practice tool is a major reason.

School Connect Online students are not only solving and understanding questions from Biology from NCERT or Syllabus but also they are solving questions to practice Biology Olympiad this helps students to become expert

To help you with this, we have learning notes and videos, Practice questions for NCERT, CBSE, with Solutions for Class 10 Biology.

Practice Solutions for Class 10 Biology

NCERT solutions of Class 10 Biology includes solutions of all questions and more to help and support practice with more relevant and important questions. These solutions have been provided and prepared by the most experienced teachers and important resources. A very simple approach has been followed while solving the questions and designing the NCERT Solutions for Class 10 Biology. Students will find it extremely easy to understand the problems and how to go about solving them.

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Unlike other subjects, rote learning cannot help you to excel in Biology,as it requires more Learning approach and critical ability to think and solve. Even for other subjects, rote learning is not recommended as it won’t be of much use after a point of time. Biology, from the very beginning, needs one to think logically to enhance analytical ability.Biology needs practice and with practice, anything can be perfected, even the way you think and analyze.
So, it is of utmost importance to take Biology seriously right from your early school life. Getting your basics clear at this point will make it easier for you to handle difficult concepts as you grow older.

Biology of Class 10 standard plays a vital role in strengthening the fundamentals of the subject with comprehensive knowledge and understanding.So, one must prepare for this subject in a serious manner and get all their doubts clear,with maximum practice more and more to master the problem solving skill. Otherwise, they won’t be able to cope with the subject later, especially if they are planning to take up Science in their Higher Secondary level.

NSO class 10 syllabus

Below is the class 10 Biology Syllabus. It is very important to understand the syllabus before you start preparing for the exam.

NSO syllabus class 10

1) Life Processes

2) How Do Organisms Reproduce

3) Heredity and Evolution

4) Control and Coordination

5) Our Environment

6) Management of Natural Resources

1) Life Processes

This chapter is important for CBSE exam as well as for students preparing for NEET.

In previous years, questions of 1, 2, 3 as well as 5 marks have been asked from this chapter. And to score full marks in this chapter, it is important to read this chapter from NCERT thoroughly

Diagrams are important so practice diagram atleast once for best comprehension of your questions asked.

The concepts to be revised for life processes are:

1. Nutrition
   • In autotrophs
   • In amoeba
   • In humans
2. Respiration
   • Aerobic and anaerobic
   • In humans
3. Transportation
   • In humans
   • In plants
4. Excretion
   • In Humans
   • In plants

2) How Do Organisms Reproduce

This chapter is important for CBSE exam as well as for students preparing for NEET.

In previous years, questions of 1, 2, 3 as well as 5 marks have been asked from this chapter. And to score full marks in this chapter, it is important to read this chapter from NCERT thoroughly

Diagrams are important so practice diagram atleast once for best comprehension of your questions asked.

The concepts to be revised for How do organisms reproduce are:

1. Role of DNA in reproduction
2. Sexual and asexual reproduction
3. Modes of asexual reproduction
   1. Fission
   2. Fragmentation
   3. Regeneration
   4. Budding
   5. Vegetative propagation
   6. Spore formation
4. Sexual reproduction in flowering plants
5. Sexual reproduction in Human Beings
   1. Male reproductive system
   2. Female reproductive system
6. Reproductive health

3) Heredity and Evolution

This chapter is important for CBSE exam as well as for students preparing for NEET.

In previous years, questions of  2, 3 as well as 5 marks have been asked from this chapter. And to score full marks in this chapter, it is important to read this chapter from NCERT thoroughly

Diagrams are important so practice diagram atleast once for best comprehension of your questions asked.

The concepts to be revised for Heredity and Evolution are:

1. Mendel’s pea experiment
2. Sex determination
3. Acquired and Inherited traits
4. Speciation
5. Homologous and Analogous organs
6. Fossils
7. Human evolution

4) Control and Coordination

This chapter is important for CBSE exam as well as for students preparing for NEET.

In previous years, questions of 1, 2, 3 as well as 5 marks have been asked from this chapter. And to score full marks in this chapter, it is important to read this chapter from NCERT thoroughly

Diagrams are important so practice diagram atleast once for best comprehension of your questions asked.

The concepts to be revised for Control and Coordination are:

1. Structure and functioning of a neuron
2. Reflex arc
3. Human brain
4. Chemical coordination in plants
5. Chemical coordination in humans

5) Our Environment

Mostly, questions of 1 or 3 marks are asked from this chapter.

The concepts to be revised for Our Environment are:

1. Ecosystem
2. Producers, consumers and decomposers
3. Food chain
4. Food web
5. Biological magnification
6. Ozone layer and its depletion

6) Management of Natural Resources

This chapter is important for CBSE exam as well as for students preparing for NEET.

In previous years, questions of 2, 3 as well as 5 marks have been asked from this chapter. And to score full marks in this chapter, it is important to read this chapter from NCERT thoroughly

The concepts to be revised for Our Environment are:

1. Why we need to save resources
2. The three R’s to save our environment
3. Stakeholders
4. Chipko movement and restoration of Arabari forest
5. Sustainable management
6. Dams – advantages and disadvantages
7. Water harvesting
8. Coal and Petroleum

Science Olympiad class 10 syllabus – Best Reference Books For Science Olympiad Class 10

Listed below are prescribed books for Class 10 Science:

More important reference for good preparation for Science Olympiad Class 10

- Science Olympiad questions for class 10 pdf

- NSO class 10 previous year papers pdf

- Science Olympiad level 2 class 10

- Science Olympiad class 10 pdf

Tips and Tricks to learn Biology

• Attempt as many conceptual questions on those derivations as you can. This will give you a better understanding of the subject.
•  To build up good concepts always focus on diagrams . First read the theory and then try to relate it with the diagram . This makes a visual impression on your mind that would be easier to remember.
• While studying u can also use a whiteboard and be attached to yourself . Imagine yourself teaching somebody this makes the concepts clearer.
• You should read all the topics with a diagram. 3D diagrams are great to make any complex topic easier to understand. Visuals are more understandable and easily absorbed by the brain
• Learn through mnemonics.(in case of eg)
• Look for new questions on similar context from previous year’s question papers, sample papers and other model test papers.
• Always time yourself while solving sample papers as it will help you better manage time during the exam.

• Practice the derivatives perfectly and do not miss the optics, magnetism and electrostatics as these are the important sections for major questions.Practicing the conceptual question can help in preparing practical as well as the concept once get clear can help in answering question from all sections.
• Solve as many class 10 sample papers you can, but try to solve at least 3-4 completely. Practice past year question papers & model test papers.
• Time management is a must; take out time for re-creation as well along side preparation.
• Try and finish all the topics and questions in the NCERT books.CBSE board questions are majorly based on the question in this book only.

Science Olympiad

Other National and International Level Olympiads