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Here we are providing assertion reason questions for class 6 science latest book curiosity. In this article we are covering assertion reason questions based on Class 6 Science Chapter 2 Diversity in the Living World.
[Download] Assertion Reason Questions for Class 6 Science Chapter 2 Diversity in the Living World
Assertion Reason Questions
Q. 1. Assertion (A): Rainforests have high biodiversity. Reason (R): Rainforests provide a stable and warm climate with abundant rainfall.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Ans. Option (a) is correct.
Explanation: Rainforests are characterised by a stable and warm climate with high rainfall, which creates ideal conditions for a vast variety of plants and animals to thrive.
Q. 2. Assertion (A): Streamlined body helps animals swim and fly.
Reason (R): Only fishes have the streamlined body.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Ans. Option (c) is correct.
Explanation: Fishes and birds both have streamlined body that helps to reduce friction of water and air while swimming and flying.
Related Posts
💡Want to explore more? Check out our complete hub of CBSE Assertion Reason Questions for Classes 6–12 All Subjects.
Topics Covered
- Subhashit – A Reflection on Selflessness
- The Nature Walk: Experiencing Diversity
- Diversity in Plants and Animals Around Us
- Grouping Plants: A Closer Look
- Seeds and Cotyledons
- Grouping Animals: A Closer Look
What is Assertion Reason Question for Class 6 Science?
Assertion-Reason Questions are a type of objective question where students are given two statements:
- Assertion (A) – A factual or conceptual statement related to the topic.
- Reason (R) – An explanation or justification for the assertion.
Students need to evaluate both statements and select the correct option based on their relationship.
Answering Format
Typically, the answer choices are:
- Both A and R are true, and R correctly explains A.
- Both A and R are true, but R does not explain A.
- A is true, but R is false.
- A is false, but R is true.
Best Ways to Prepare for Assertion Reason Questions
Assertion-Reason (A-R) questions test conceptual understanding and logical reasoning. Here’s how you can effectively prepare for them:
1. Strengthen Conceptual Understanding
- Read NCERT and reference books thoroughly.
- Understand key concepts, definitions, and principles in each chapter.
- Use mind maps and flowcharts for quick revision.
2. Focus on Cause-Effect Relationships
- Identify if the Reason correctly explains the Assertion.
- Ask yourself: Does R provide a valid explanation for A, or is it just another true statement?
- Practice linking concepts to real-life examples.
3. Practice with Assertion-Reason Questions
- Solve chapter-wise A-R questions from textbooks, sample papers, and previous years’ papers.
- Attempt mock tests and quizzes to improve accuracy.
4. Use the Elimination Technique
- If either A or R is false, eliminate options 1 and 2.
- If both A and R are true, check if R correctly explains A.
5. Improve Logical Reasoning Skills
- Understand different types of reasoning (scientific, mathematical, logical).
- Read explanations carefully and analyze the connection between statements.
6. Regular Revision
- Revise key concepts regularly to strengthen memory.
- Create short notes or flashcards for quick recall.
Frequently Asked Questions (FAQs)
A1: Assertion-Reason questions consist of two statements: an Assertion (A) and a Reason (R). Students must determine whether both statements are true and if the reason correctly explains the assertion.
A2: To answer correctly, follow these steps:
Check if both statements are true.
If both are true, see if the reason logically explains the assertion.
Use the standard answer choices (Both true with explanation, Both true without explanation, A true but R false, A false but R true).
A3: Strengthen your understanding of concepts by studying NCERT books.
Focus on cause-effect relationships in Science topics.
Practice Assertion-Reason questions regularly from worksheets, sample papers, and past exams.
A4: Yes, sometimes both statements are true, but R may not be the correct explanation for A. Always analyze the logical connection carefully before selecting an answer.

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