between organisms in a prairie ecosystem.
O
Sunlight
Prairie Ecosystem
Hawks
Rattlesnakes
Molds,
Locusts
bacteria,
Quail
yeasts
Prairie dogs
Indian
Corn
Wheat grass
Raw materials
Which statement best describes a function of the molds, bacteria, and yeasts in this ecosystem?
1) They convert light energy into chemical energy.
2) They carry out a food-making process, using inorganic raw materials.
3) They break down dead organisms, releasing raw materials to the environment.
4) They act as catalysts to speed up the energy flow between organisms.