Question

Explain the effect of amylase of starch?or Describe various adaptions in polar bear. How to these adaptations help them to survive. in extreme cold climate?​

Answer 1

Answer:

Animals like polar bears in the polar regions may have the following adaptive features:

1) Low surface area to volume ratio

2) Small extremities to reduce heat loss - shorter ears and limbs

3) A thick layer of body fat/blubber - present in seals to reduce body heat loss.

4) Thick camouflaged fur

5) Thick fur on paws

So, the answer is A.

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Answer 2

Answer:

thick layers of fat and fur - for insulation against the cold. a small surface area to volume ratio - to minimise heat loss.

Explanation:

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