Food Chains and Food Webs. I. Autotrophs: Any organism that can make their own food. a....
-
Upload
brooke-kathleen-moore -
Category
Documents
-
view
221 -
download
1
Transcript of Food Chains and Food Webs. I. Autotrophs: Any organism that can make their own food. a....
I. Autotrophs: Any organism that can make their own food.
a. Photosynthesisb. Chemosynthesis
Examples: algae, trees, grass, shrubs, blue-green bacteria
II. Primary consumer: Also known as a herbivore. It is an animal that eats the producers.
It is also a type of Heterotroph
III. Secondary Consumer: Can be either a carnivore or an omnivore,
which eats both plants and animals.Examples: Armadillo, birds
V. Decomposers: Help to break down dead matter so that the nutrients can be returned to the soil.
Examples: fungi, bacteria, worms, maggots
Trophic Levels: Represent each step in a food chain or energy pyramid.
Producers: ALWAYS occupy the base of a food chain or energy pyramid.
Consumers occupy the second, third and fourth level