The main energy source for life on earth is
The study of the interactions among organisms and between organisms and their ENVIRONMENT is called
Organisms that use sunlight or energy stored in chemical compounds to make their own food are called
All autotrophs use photosynthesis
Autrotrophs that use CHEMOSYNTHESIS use this process because
Autrotrophs are called __________ because they make or produce their own food.
Organisms that rely on other organisms for their energy and food supply are called
Why are heterotrophs also called "consumers"?
Which of the following animals are primary consumers?
Carnivores eat only animals. Which of these animals are carnivores?
Which animals are omnivores?
___________ break down organic matter. Some examples are bacteria and fungi.
Detritivores eat plant and animal remains. Which animals are detritivores?