Gujarati
6.Evolution
easy

The phenomenon of evolution of different species in a given geographical area starting from a point and spreading to other habitats is called

A

Adaptive radiation

B

Saltation

C

Co-evolution

D

Natural selection

(NEET-2020)

Solution

The correct answer is option (1) because the process of evolution of different species in a given geographical area starting from a point and literally radiating to other areas of geography is called adaptive radiation.

Saltation is single step large mutation.

When one organism evolves $w$.r. $t$ evolution in another organism, it is called co-
evolution. e.g. Host-parasite relationship

Natural selection is the process through which population of living organisms that adapt are selected by nature based on reproductive fitness

Standard 12
Biology

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