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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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Jose7up Jose7up
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6 years ago
Zooplankton populations in Lake Erie and Lake Ontario have declined by up to 70% since the arrival of zebra mussels because ________.
A) zebra mussels prey on zooplankton and its food, phytoplankton
B) zebra mussels carry a parasite that kills zooplankton
C) zebra mussels feed on cyanobacteria, which zooplankton need as a food source
D) zebra mussels block sunlight penetration into lakes and thus prevent zooplankton from photosynthesizing
E) waste from zebra mussels promotes bacterial growth that kills zooplankton
Textbook 
Environment: The Science Behind the Stories, Canadian Edition

Environment: The Science Behind the Stories, Canadian Edition


Edition: 3rd
Authors:
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