PYQ Vault

Day 14: MH HSC Class 12 Biology

5 questions. Try each one first, then open its answer.

  1. Question 1

    Biotechnology. Asked once: Mar 2024 (same type asked 3 times)

    Q. 1(vi)
    Recognition sequence of restriction enzymes are generally _____ nucleotides long.

    Tap an option to check your answer.

  2. Question 2

    Control and Coordination. Asked once: Mar 2024 (same type asked 3 times)

    Q. 24
    Give the name and type of I, IV and VII cranial nerves.

  3. Question 3

    Ecosystems and Energy Flow. Asked once: Jul 2024 (same type asked 3 times)

    Q. 2(viii)
    Name the pioneer species in the aquatic habitat during primary succession.

  4. Question 4

    Biotechnology. Asked once: Jul 2024 (same type asked 4 times)

    Q. 2(iii)
    Which gene is introduced in tobacco against pest like Zabrotes subfasciatus?

  5. Question 5

    Biodiversity, Conservation and Environmental Issues. Asked once: Jun 2026

    Q. 23
    Write a note on in situ conservation of biodiversity.