How do marine reptiles and seabirds deal with the salinity of seawater?
A) They have special glands that help excrete salt.
B) They dilute the salt with freshwater.
C) Their bodily fluids are saline, as well.
D) They have a filter in their throats that removes salt.
Question 2
Which habitat is the most impacted by pollutants?
A) Estuaries
B) Intertidal zones
C) Deep-water zones
D) None of these choices