English

Question

How do dragonflies and fish affect the mosquito population in lakes, ponds and streams?
A.They eat mosquitos, which decreases the mosquito population.
B.They eat mosquitos, which encourages female mosquitos to lay eggs.
C.They eat other insects, leaving the mosquito population to thrive.
D.They do not eat mosquitos, so they have no effect on the population.

2 Answer

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