7th Class Science Sample Paper Science Sample Paper - 8

  • question_answer
    What characteristics does a polar bear possess:
    (i) Protecting them from predators?
    (ii) Protecting them from extreme cold?
    (iii) Avoiding getting over heated?

    Answer:

    (i) White fur.
    (ii) Two layers of fur, layer of fat under skin and presence of small ears.
    (iii) They rest often to avoid getting overheated and go for swimming.                      


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