Heredity and Evolution

Subject matter experts of JagranJosh have developed chapter wise practice questions as per the relevancy of the chapter in the CBSE board exam. This practice set contains 10 questions with detailed explanations on “Chapter: Heredity and Evolution” of Science.

  • Q8.Which of the following statement is incorrect?

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  • Q9.If a round, green seeded pea plant (RR yy) is crossed with wrinkled, yellow seeded pea plant, (rr YY) the seeds production in F1 generation are

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  • Q10.In human males all, the chromosomes are paired perfectly except one. This/these unpaired chromosome is/are
    (i) large chromosome
    (ii) small. chromosome
    (iii) Y-chromosome
    (iv) X-chromosome

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