Question

9. This graph shows the changes in two
populations of herbivores in a grassy field.

A:all of the plant populations in this habitat decreased
B:population B competed more successfully for food than population A
C:
population A produced more offspring than population B
D:
population A consumed members of population

Answer 1

The answer is B because it is the only choice that gives a reason why the population would go down for group A and up for group B.