Question

QUE IONS
Adaptive radiation in fishes started about number of million years ago:
(a) 1200
(b) 500
(C) 1000
(d) 1500​

Answer 1

Answer:

option B) is correct............ .

Answer 2

Adaptive radiation in fishes started about 500 of million years ago.

Explanation:

• Adaptive radiation is the evolutionary process by which many species originate from one species in an area and radiate to different species.
• It is the relatively fast evolution of many species from a single common ancestor.

Hence, option (b) is correct.