Question

from the food web below, which organism is the tertiary consumer?
a) zooplankton
b) crustacean
c) large fish
d) marine mammals and people

Answer 1

Example case of a Ocean Food Chain:
Producers: Plants.
Primary consumer: Squid, any crustaceans, etc smaller fish like sardines
Secondary consumer: Tuna, dolphins, bigger fish to eat the smaller, turtles
Tertiary consumer: Sharks, killer whales, whales

Example case of a Land Food Chain:
Producers: Plants
Primary consumers: Insects, Bugs
Secondary consumer: Spiders, Birds
Tertiary consumers: Cat, Foxes, Apes, Humans

I'm thinking the answer is D ^_^

Answer 2

so the answer would be d? @charlotte123

Answer 3

@skinny23 yes :)