How seals can survive in polar climate where the temperature prev… - Vidyadip

MCQ

How seals can survive in polar climate where the temperature prevails below $0^{\circ} C$ ?

A
They have long hairs on their body surface
✓
They have thick layer of fat below their skin
C
Both $(a)$ and $(b)$
D
They have genetic regulation for avoiding cold climate

✓

Answer

Correct option: B.

They have thick layer of fat below their skin

b
Animals of colder areas possess thick fur, subcutaneous fat and small extremities so that they can tolerate very low temperature (below $0^{\circ} C$ )

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