Question

Which statement describes an example of artificial selection? 

A. It has been found that some strains of bacteria produce antibiotics 

B. It is common practice to mate bulls with cows that produce the most milk 

C. It is possible to control caterpillars on food crops by releasing small wasps which lay their eggs on caterpillars and kill them 

D. Mosquitoes have developed strains that are resistant to insecticides

Answer 1

Options A, C & D are an example of natural selection, where the organisms have adapted themselves to the changing environmental condition.

While option B is an example of artificial selection where good milk producing progenies are developed after human interference.