Question

Name two organisms which are now extinct and are studied from their fossils.

Gujarat Board Class X Science and Technology Chapter 16 - Heredity and Evolution

Answer 1

 Ammonite, Trilobite and Dinosaur are extinct organisms studied from their fossils.                       

Answer 2

Dinosaur and mammoth are the two organisms which are now extinct and are studied from their fossils.

•Extinct animals are the animals which existed in earlier times, and have been totally unavailable now.

•No organism from their species is alive.

•Fossils are the preserved remains of organisms, which can be plant or animal,

•They date back to the ear of existence of those organisms.

•Fossils are used for study of the organisms, which do not exist.

•Dinosaur were the group of reptiles.

•They were vegetarian and no vegetarian.

•They were land, aquatic and flying organisms.

•Mammoth were the trunked mammals.

•They are characterized by long hairs, curved tusks.

•The area of their habitat were northerns areas.