Question

Effect of daily light period on flowering is

• A. Photorespiration
• B. Photomorphogenesis
• C. Photoperiodism
• D. Phototropism

Answer 1

The correct option is A Photorespiration

Photoperiodism is the phenomenon in which various physiological reactions like flowering response to the relative length of dark or light periods. It was discovered by W. W. Garner and H. A. Allard. Short day plants require long period of darkness and short period of light to flower. Long day plants begin flowering when they are exposed to short period of darkness and long period of light.

Thus, the correct answer is option C.