In an Aquatic Ecosystem,a Secondary Carnivore Is Temporarily Excluded and Then,after

question 8

Multiple Choice

In an aquatic ecosystem,a secondary carnivore is temporarily excluded and then,after a period of time,is returned.Which one of the following is not an expected top-down effect after it is returned?

• A)Primary carnivores become less abundant.
• B)Primary productivity increases.
• C)Algae decrease.
• D)Herbivores become more abundant.
• E)Secondary carnivore biomass increases.

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