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Class XII – Biology

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E – Extract based, C – Case Based, A – Assertion Reasoning

Reproduction in Organisms (Total Questions – 27, Total Exercises – 3, Assertion Reasoning – 1)

Ex-1 (Free)Summary of Chapter (S1)
Ex-2Ex-3(A)Ex-4Ex-5

Sexual Reproduction in Flowering Plants (Total Questions – 132, Total Exercises – 18, Assertion Reasoning – 4, Case Study – 6)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3Ex-4Ex-5
Ex-6Ex-7Ex-8Ex-9(A)
Ex-10(A)Ex-11(C)Ex-12(C)Ex-13(C)
Ex-14(A)Ex-15(A)Ex-16(C)Ex-17(C)
Ex-18(C)

Human Reproduction (Total Questions – 150, Total Exercises – 19, Assertion Reasoning – 4, Case Study – 6)

Ex-1 (Free)Summary of Chapter (S1, S2. S3)
Ex-2Ex-3Ex-4Ex-5
Ex-6Ex-7Ex-8Ex-9
Ex-10(A)Ex-11(A)Ex-12(C)Ex-13(C)
Ex-14(C)Ex-15(A)Ex-16(A)Ex-17(A)
Ex-18(A)Ex-19(A)

Reproductive Health (Total Questions – 101, Total Exercises – 13, Assertion Reasoning – 3, Case Study – 3)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3Ex-4Ex-5
Ex-6Ex-7Ex-8(A)Ex-9(A)
Ex-10(A)Ex-11(C)Ex-12(C)Ex-13(C)

Principles of Inheritance and Variation (Total Questions – 134, Total Exercises – 16, Assertion Reasoning – 3, Case Study – 4)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3Ex-4Ex-5
Ex-6Ex-7Ex-8Ex-9
Ex-10(A)Ex-11(C)Ex-12(A)Ex-13(A)
Ex-14(C)Ex-15(C)Ex-16(C)

Molecular Basis of Inheritance (Total Questions – 75, Total Exercises – 11, Case Study – 6, Assertion Reasoning – 3)

Ex-1 (Free)Summary of Chapter (S1)
Ex-2Ex-3(C)Ex-4(C)Ex-5(C)
Ex-6(A)Ex-7(A)Ex-8(C)Ex-9(C)
Ex-10(C)Ex-11(A)

Evolution (Total Questions – 25, Total Exercises – 3, Assertion Reasoning – 1)

Ex-1 (Free)Summary of Chapter {S1(Part1, Part2, Part3), S2}
Ex-2Ex-3Ex-4Ex-5

Human Health and Disease (Total Questions – 77, Total Exercises – 11, Case Study – 4, Assertion Reasoning – 3)

Ex-1 (Free)Summary of Chapter (S1, S2, S3)
Ex-2Ex-3(C)Ex-4(A)Ex-5(A)
Ex-6Ex-7Ex-8(A)Ex-9(C)
Ex-10(C)Ex-11(C)

Strategies for Enhancement in Food Production (Total Questions – 23, Total Exercises – 3, Assertion Reasoning – 1)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3(A)Ex-4Ex-5

Microbes in Human Welfare (Total Questions – 74, Total Exercises – 10, Assertion Reasoning – 2, Case Study – 3)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3Ex-4Ex-5
Ex-6(A)Ex-7(C)Ex-8(C)Ex-9(C)
Ex-10(A)

Biotechnology – Principles and Processes (Total Questions – 74, Total Exercises – 11, Assertion Reasoning – 2, Case Study – 4)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3Ex-4Ex-5
Ex-6(A)Ex-7(C)Ex-8(C)Ex-9(C)
Ex-10(C)Ex-11(A)

Biotechnology And its Application (Total Questions – 45, Total Exercises – 6, Assertion Reasoning – 1, Case Study – 3)

Ex-1 (Free)Summary of Chapter (S1)
Ex-2Ex-3(A)Ex-4(C)Ex-5(C)
Ex-6(C)

Organisms and Populations (Total Questions – 24, Total Exercises – 4, Assertion Reasoning – 2)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3(A)Ex-4(A)Ex-5

Ecosystem (Total Questions – , Total Exercises – , Assertion Reasoning – )

Ex-1 (Free)Summary of Chapter (S1)
Ex-2Ex-3Ex-4Ex-5

Biodiversity and Conservation (Total Questions – 82, Total Exercises – 12, Assertion Reasoning – 2, Case Study – 1)

Ex-1 (Free)Summary of Chapter (S1, S2)
Ex-2Ex-3Ex-4(A)Ex-5(C)
Ex-6(A)Ex-7Ex-8Ex-9(A)
Ex-10(C)Ex-11(C)Ex-12(C)
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