Question

WHAT IS PHOTO PERIOD OF PLANT
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Answer 1

Answer:

Photoperiod refers to the time that a plant or animal is exposed to light in a 24-hour period. Many types of plants require certain lengths of light exposure to enter various life cycle stages.

Or

Photoperiodism is the physiological reaction of organisms to the length of night or a dark period. It occurs in plants and animals. Photoperiodism can also be defined as the developmental responses of plants to the relative lengths of light and dark periods.

Answer 2

Answer:

Explanation:

Photoperiodism is the physiological reaction of organisms to the length of night or a dark period. It occurs in plants and animals. Photoperiodism can also be defined as the developmental responses of plants to the relative lengths of light and dark periods