Class 12 NEET Biology Evolution Questions Part 1

Allen's law states, animals that live in very cold climates, their extremities such as ears, tails etc. become progressively smaller. Cope's law states that there is a tendency for animals to increase in size during the long course of evolution. Dollo's law states that evolution is irreversible. Bergman's law states that warm blooded animals become larger in the northern and colder parts of their range.