7th Class Science Forests: Our Lifeline Question Bank Forests : Our Lifeline

  • question_answer
    Which of the following is called green lungs?

    A) green colored lungs

    B) Lungs with green alga

    C) Lungs in green colored animals

    D) Forests

    Correct Answer: D

    Solution :

    Forests maintain the balance of \[{{O}_{2}}\] and \[C{{O}_{2}}\] in the atmosphere. Hence they are called green lungs.


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