9th Class Science Natural resources Question Bank Natural Resources

  • question_answer Which one of the following processes does not lead to loss of oxygen from atmosphere?

    A) Respiration

    B) Surface weathering of exposed rocks.

    C) Break down of water by ultraviolet radiations into component molecules.

    D) Formation of carbonate shell materials by marine organisms.

    E) None of these

    Correct Answer: C

    Solution :

    Not Available


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