Question

Identify a probable reason that the dark moths survived while the light moths did not.

Answer 1

Answer:

Due to pollution of industries, barks of trees becommes dark & black due to carbon deposition and Dark (black) moths hides on these tree barks but light (white) moths can not hide hence captured by predators.

Hence the dark moths survived while the light moths did not.

Answer 2

Answer:

Dark moths survived while light moths weren't able to survive is due to the dark moths having conditions that allowed them to camouflage better than the light moths. An environmental condition that would allow this would be the dark moths and the light moths living in the same dark environment.