Question

In the context of organic evolution, the loss of limbs in snakes is explained by the phenomenon.

(a) use and disuse of organs

(b) adaptation to living in burrows

(c) natural selection

(d) inheritance of acquired characters

Answer 1

(a) use and disuse of organs

According to concept of use and disuse of organs of Lamarckism, loss of limbs in snakes is due to their lack of use of limbs as they live underground. Thus, they did not use limbs.