How does the reduction of the rabbit population affect the energy flow in the food pyramid below? A) The amount of the grass will increase.
B) The snake population will increase.
C) The owl population will increase.
D) The amount of grass will decrease.

For 50 points populations within ecosystems can be separated into categories—producers, consumers, and decomposers. these categories represent a. the fossil records of organisms. b. the reproductive methods of organisms. c. the body plans of organisms. d. the functions that organisms serve.