PYQ Vault

Day 228: CBSE Class 10 Science

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

  1. Question 1

    Heredity. Asked once: 2022

    10
    (a) Name the two types of gametes produced by men. (b) Does a male child inherit X chromosome from his father ? Justify. (c) How many types of gametes are produced by a human female ?

  2. Question 2

    How do Organisms Reproduce?. Asked once: 2024

    23
    Name two types of germ cells present in human beings. List two structural differences between the two.

  3. Question 3

    Magnetic Effects of Electric Current. Asked once: 2024

    14
    The current carrying device which produces a magnetic field similar to that of a bar magnet is :

    Tap an option to check your answer.

  4. Question 4

    Acids, Bases and Salts. Asked once: 2025

    28 (b)
    Design an experimental set-up to demonstrate that “Alcohol and glucose contain hydrogen but are not categorised as acids”. Also give the reason to justify this fact.

  5. Question 5

    Carbon and its Compounds. Asked once: 2024

    22
    A spatula full of sodium carbonate is taken in a test tube and 2 mL of dilute ethanoic acid is added to it. (a) Write a chemical equation for the reaction. (b) Suggest a method of testing the gas liberated in the reaction.