6th Class Science The Living World Question Bank The World of Living

  • question_answer The given graph represents how three different living organisms (X, Y and Z) cope with the external environmental conditions. Study the graph and select the correct option regarding X, Y and Z.                        

    A) X could be a mammal.

    B) Y could be a bird.

    C) Z could be a mammal.

    D) X could be a bird.

    Correct Answer: B

    Solution :

    In birds and mammals, the temperature of the body does not vary with the temperature of the external environment. It remains constant. So, 'V could be a bird or mammal.

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