Fossils are studied for
I. tracing evolutionary history of organisms.
II. studying extinct organisms.
lll. establishing genetic relationships.
IV. DNA fingerprinting of new species only.

Scientific study of diversity of organisms and their evolutionary relationships is called

Scientific study of diversity of organisms and their evolutionary relationships is called

Scientific study of diversity of organisms and their evolutionary relationships is called

Scientific study of diversity of organisms and their evolutionary relationships is called

Scientific study of diversity of organisms and their evolutionary relationship is called

Which of the folloiwng is inappropriately defined ? I. Host is an organism which provides only food, sheltere to another organism II. Amensalism is a relationship in which one species is benefitted, whereas the other is unaffected III. predator is an organism that catches and kills other organism for food of same species IV. parasite is an organism which always lives inside the body of other organism and may kill it Select the correct option

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

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

Which of the following are correct ? I. Population is group of individual organisms of the same species in a given area. II. An ecotype is a population of inidividuals of a species, which are genetically different. III. Environment is influnced by many biotic and abiotic factors. IV. Ecade is a place, where and organism lives.