Dead plants and animals are decomposed by bacteria and fungi into
-
A.
nitrate -
B.
nitrites -
C.
amino acids -
D.
ammonium
Correct Answer: Option D
Explanation
When a plant or animal dies or an animal expels waste, the initial form of nitrogen is organic. Bacteria or fungi convert the organic nitrogen within the remains back into ammonium (NH^{+}_{4}), a process called ammonification.