Question

Which of these is a threat to the survival of an ecosystem A.less biomass at higher levels of the food web B. competition among some consumers population C.a shrinking variety of animal and plant species D.predator prey population cycles

Answer 1

Answer: C) In an ecosystem, prey and predator populations affect each other.

Think of cause and effect: The wolves keep the deer population in check because they hunt them. If the wolf population increases, the deer population goes down. If you reduce the number of wolves than the deer population goes up.

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