5th Class Science Pollution and Calamities Question Bank Pollution and Calamities

  • question_answer
    Which of the things listed below are biodegradable?
    (i) Wooden log (ii) Plastic bag
    (iii) Gold necklace (iv) Roasted chicken
    (v) Credit card (vi) Apple

    A)  (i) and (ii) only

    B)  (iii) and (iv) only

    C)  (iii), (iv) and (v) only

    D)  (i), (iv) and (vi) only

    Correct Answer: D

    Solution :

    Wooden log, roasted chicken and apple are biodegradable substances as they can be decomposed by microbes.


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