Question

Which of the following best describes the effects of water pollution on aquatic ecosystems?
a.
It can result in fish kills and restrictions on human consumption.
b.
It can change the physiology of fish.
c.
It can cause long-term alterations of aquatic ecosystems.
d.
All of the above

Answer 1

d. All of the above

Water pollution can cause acute fish kills and make seafood unsafe to eat, alter fish physiology (growth, reproduction, behavior), and produce long-term ecosystem changes (eutrophication, loss of biodiversity, altered food webs).