Match the terms to its description.
ammonia
nitrogen gas
nitrification
lighting and bacteria
eutrophication

a. nitrogen fixers
b. nh3
c. unsable by most organisms
d. nutrient overload in the environment
e. conversion of ammonia to nitrates

Why are small quantities of chlorofluorocarbons so harmful to the ozone layer? a. the chlorofluorocarbons act like ultraviolet radiation causing large amount of ozone to be produced. b. the chlorine from the chlorofluorocarbons reacts with free molecules of oxygen causing a stop in ozone production c. free oxygen atoms can replace the chlorine in chlorine monoxide, releasing a free atom of chlorine which can then recombine with an oxygen atom in ozone, destroying more ozone. d. chlorofluorocarbons absorb ultraviolet radiation, preventing the formation of ozone select the best answer from the choices provided

Structures in cells that carry out specific functions.

Explain how the political influence of african americans leaders became weaker.