Q. Which of the following are reservoirs for phosphorus and nitrogen cycle respectively?
A) Atmosphere and bedrocks
B) Bedrocks and atmosphere
C) Consumers
D) Atmosphere and producers
Explanation
The atmosphere has about 78% of nitrogen. It is used by organisms in the synthesis of proteins, nucleic acid and other nitrogenous compounds. Basic source and the great reservoir of phosphorus are rocks or other deposits, which have been formed in the past geological ages.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.