2. Questions Bank
  3. 4th Class
  4. General Knowledge
  5. Science and Technology

4th Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    Which gas is released by plants at night?

    A)  Oxygen

    B)         Nitrogen

    C)  Carbon dioxide

    D)  Hydrogen

    Correct Answer: C

You need to login to perform this action.
You will be redirected in 3 sec spinner