Question

Write one appropriate word for the statements given below:

(a)the process by which carbon is incoporated into life forms

(b)the process by which nitrates are converted to free nitrogen

Answer 1

(a) Carbon enters life forms through the process of photosynthesis. During photosynthesis, carbon dioxide and water combine to produce glucose and oxygen. This changes the atmospheric carbon into glucose molecules.
(b) The process by which nitrates are converted to free nitrogen is known as denitrification.