You Might Say That Fertilizer Has an Indirect Negative Effect

Question

You might say that fertilizer has an indirect negative effect on amphibians because:
A) Fertilizer promotes algae which in turn promotes an intermediate host for a harmful amphibian parasite
B) Fertilizer directly disrupts amphibian development
C) Fertilizer promotes algae which is what frog tadpoles feed on
D) Fertilizer promotes algae which in turn produces more frog predators

Accepted Answer

Fertilizer promotes the growth of algae, which can serve as the intermediate host for a harmful amphibian parasite. The parasite can then infect and harm the amphibians, leading to a negative effect on their populations.