Question

Choose the mismatched pair.

• A. Sedimentary cycle - Lithosphere
• B. Gaseous cycle - Atmosphere
• C. Carbon cycle - Gaseous
• D. Phosphorus cycle - Gaseous

Answer 1

The correct option is D Phosphorus cycle - Gaseous

Movement of nutrients occurs through various biotic and abiotic components of the ecosystem and is termed as biogeochemical cycle. It is of two types based on the reservoirs (place where it normally exists in large quantities) -

• Gaseous cycle - The reservoir exists in the atmosphere. Example: Nitrogen, carbon, etc.
• Sedimentary cycle - The reservoir exists in the earth’s crust (lithosphere). Examples : Sulphur, phosphorus, etc.