Question 1
Before the banning of DDT, which animals were most devastated by its use?
◦ bald eagles
◦ peregrine falcons
◦ ospreys
◦ brown pelicans
◦ all of these
Question 2
Biological magnification refers to the
◦ increase in size of animals as they progress through a food chain.
◦ increase in size of organisms as they progress through ecological succession.
◦ increase in the efficiency of energy utilization as organisms progress through a food chain.
◦ accumulation of toxic pollutants as animals pass through a food chain.
◦ growth of organ size within organisms.