Question

Respiration in plants

• A. Occurs only during day.
• B. Results in the formation of vitamins.
• C. Is characteristic of all living cells.
• D. Often requires $C{O}_2$.

Answer 1

The correct option is C Is characteristic of all living cells.

Respiration is the process, which releases energy by oxidation of reduced substrates and generates intermediates for cellular metabolism. It is independent of light and is a characteristic of all living cells. It generates carbon dioxide as a result of oxidation of reduced carbon in metabolic substrates.