NEET BIOLOGY

Detailed explanation-1: -What is extinction? Extinction refers to the dying out or extermination of a species.

Detailed explanation-2: -Extinction is the death of all members of a species of plants, animals, or other organisms. One of the most dramatic examples of a modern extinction is the passenger pigeon.

Detailed explanation-3: -The extinction of any species is an irreversible loss of part of the biological richness of the Earth. Extinction can be a natural occurrence caused by an unpredictable catastrophe, chronic environmental stress, or ecological interactions such as competition, disease, or predation.

Detailed explanation-4: -The species that no longer exists on the earth are called extinct species. Extinct species can be plants or animals, and an animal that no longer exists on earth are called extinct animals. Example: Dinosaur and Dodo are extinct species that lived on earth.

Detailed explanation-5: -Today, we can distinguish between two types of extinction, depending on the way the species disappears: Phyletic extinction or pseudoextinction.