Nitrogen compounds are often used as fertilizers to increase plant growth.
sometimes there is much more nitrogen than plants need. what happens to
most of this excess nitrogen?
o
a. it ends up in the ocean, where it feeds algal blooms.
o
b. it moves into the air during transpiration in the plants.
o
c. it changes into harmless compounds used by bacteria.
o
d. it remains in the soil until it is used by other plants.
submit