Question

a group of grasshoppers some Green and some brown lived in a grassland having dry bushes and dry grass . population of which grasshopper will increase and name the phenomenon​

Answer 1

Population of brown grasshoppers will increase as the green one can easily seen by the crows as tge bushes are dried so brown grasshoppers will increase. The phenomenon is natural selection

Answer 2

The population of brown grasshoppers will increase because they will not be visible on brown grass as a result, the green grasshoppers will get eaten.

the phenomenon involved is natural selection.