Given below are some adaptive features of animals: (i) A layer of fat under the skin (ii) Long, curved and sharp claws (iii) Slippery body (iv) Thick white fur Which of them are the adaptive features of a polar bear? (a) (i) only (b) (i) and (ii) only (c) (i), (ii) and (iii) only (d) (i), (ii), and (iv) only

Soln:

Answer is (d) (i), (ii), and (iv) only

Explanation:

To live in an extremely cold climate, the polar bear has many adaptations, such as:

(a) The layer of fat under the skin for insulation.

(b) Long curved and sharp claws to walk and run on slippery ice.

(c) Thick white fur. White colour protects it from predators and thick layer keep it warm.

(d) Other features are rounded body, small ears and a strong sense of smell.