The zone of lighted ocean in which marine autotrophs tap more energy than they use to stay alive is called:
a. the photic zone.
b. the mesopelagic zone.
c. the euphotic zone.
d. the abyssal zone.
Question 2
The organisms that consume autotrophs are called:
a. secondary producers.
b. primary producers.
c. secondary consumers.
d. heterotrophs.