Question

11) algae → water flea → small fish → big fish Use the food chain to answer the question. What would MOST LIKELY happen to the population of the water flea if the algae decreased? A) It would increase. B) It would decrease. C) It would not change. D) It would first increase, then decrease.

Answer 1

Answer: Option B) It would decrease

Explanation:

Since algae is a producer, while water flea is a primary consumer; a decrease in algae infer a shortage of food for the water flea, which therefore begins Intra-specie competition that could lead to starvation and death among the water flea specie.