PYQ Vault

Day 23: MH HSC Class 12 Biology

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

  1. Question 1

    Plant Water Relation. Asked once: Feb 2026

    Q. 2(vii)
    Define combined water.

  2. Question 2

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

    Q. 24
    Explain the phase of menstrual cycle which occurs after ovulation.

  3. Question 3

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

    Q. 2(viii)
    Give the role of tapetum.

  4. Question 4

    Respiration and Circulation. Asked once: Feb 2026

    Q. 28
    What is cardiac cycle? Draw a normal ECG and label it. What do P-wave and QRS complex represent?

  5. Question 5

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

    Q. 1(vii)
    Identify invasive plant species from the following :

    Tap an option to check your answer.