What is a major food source for humans?
poison dart frogs honeybees barnacles intervertebrates other humans photosynthesis the body's largest organ Most plants
A B C D E F G H
Mollusks are invertebrates and are no exception.
Intervertebrates are a major food source for other organisms, including humans.
What is a major food source for humans? (A) poison dart frogs (B) honeybees (C) barnacles (D) intervertebrates (E) other humans (F) photosynthesis (G) the body's largest organ (H) Most plants