Question

Modern fishing practices threaten biodiversity mainly through the _______.

A. chemical poisoning of the water.
B. accidental capture of unwanted species.
C. physical destruction of marine habitats.
D. removal of community food supplies.

Answer 1

I think the correct answer from the choices listed above is option D. Modern fishing practices threaten biodiversity mainly through the removal of community food supplies. When people remove a significant amount of fish, portions of the food web are disturbed and can affect a certain ecosystem.