PYQ Vault

Day 20: MH HSC Class 12 Biology

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

  1. Question 1

    Plant Water Relation. Asked once: Jun 2026

    Q. 2(iii)
    When turgor pressure is equal to wall pressure of a turgid cell, then what would be the diffusion pressure deficit?

  2. Question 2

    Reproduction in Lower and Higher Animals. Asked once: Jun 2026

    Q. 7
    Identify the labels-A, B, C and D in the given diagram.

  3. Question 3

    Reproduction in Lower and Higher Plants. Asked once: Jun 2026

    Q. 16
    Give an account of cutting and grafting as vegetative reproduction methods.

  4. Question 4

    Respiration and Circulation. Asked once: Jun 2026

    Q. 2(vi)
    What is the approximate volume of blood pumped out during one cardiac cycle in adult human?

  5. Question 5

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

    Q. 2(ii)
    Define endangered species.