PYQ Vault

Day 29: CBSE Class 10 Science

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

  1. Question 1

    How do Organisms Reproduce?. Asked 2 times: 2023*, 2025 (* = numbers or wording changed that year)

    35 (b)
    (i) Differentiate between self-pollination and cross-pollination. (ii) Identify A, B and C in the diagram given below and write one function of each.

  2. Question 2

    How do Organisms Reproduce?. Asked 2 times: 2022*, 2025 (* = numbers or wording changed that year)

    10
    The modes of reproduction in Spirogyra and Planaria respectively are

    Tap an option to check your answer.

  3. Question 3

    How do Organisms Reproduce?. Asked 2 times: 2024*, 2025 (* = numbers or wording changed that year)

    22
    Draw labelled diagrams to show different stages of budding in Hydra.

  4. Question 4

    Life Processes. Asked 2 times: 2024*, 2025 (* = numbers or wording changed that year)

    6
    Select the correct option from the following statements about the functioning of the human heart.

    Tap an option to check your answer.

  5. Question 5

    Light — Reflection and Refraction. Asked 2 times: 2023*, 2025 (* = numbers or wording changed that year)

    31
    If we want to obtain a real and magnified image of an object by using a concave mirror of focal length 18 cm. Where should the object be placed? Use mirror formula to determine the object distance for an image of magnification −2-2 by this mirror to justify your answer.