PYQ Vault

Day 32: MH HSC Class 12 Biology

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

  1. Question 1

    Reproduction in Lower and Higher Plants. Asked once: Jul 2024

    Q. 29
    With respect to diagram, answer the following : (a) Which type of ovule is given in the figure? (b) Name the first cell of embryo sac. (c) Identify and write the function of ‘A’ and ‘B’.

  2. Question 2

    Respiration and Circulation. Asked once: Jul 2025

    Q. 3
    Give any two reasons why breathing through nose is beneficial than through mouth.

  3. Question 3

    Biodiversity, Conservation and Environmental Issues. Asked once: Mar 2024

    Q. 22
    Explain green house effect with reference to gases responsible for it and their sources.

  4. Question 4

    Control and Coordination. Asked once: Jul 2025

    Q. 31
    Name any four hormones secreted by adenohypophysis and give their significance.

  5. Question 5

    Enhancement of Food Production. Asked once: Jul 2025

    Q. 1(iii)
    Which of the following biofertilizers is used by farmers to increase the yield of rice crop?

    Tap an option to check your answer.