Question

16) transpiration
17) nitrogen fixation
18) decomposers
19) carbon dioxide
20) biomass



A) release nutrients back to the environment to be recycled by other organisms.

B) dry weight of tissue and organic matter in an ecosystem.

C) a by-product of cellular perspiration in nearly all living organisms.

D) process by which water is returned to the atmosphere through plants.

E) process by which nitrogen gas is converted to ammonia by bacteria.

Answer 1

16: D
17: E
18: A
19:C
20: B

Answer 2

thanks again

Answer 3

no problem