Question

Photoperiodically, wheat is:

A Short day plant Correct Answer Incorrect Answer
B Day neutral plant Correct Answer Incorrect Answer
C Long day plant Correct Answer Incorrect Answer
D Intermediate Correct Answer Incorrect Answer

Solution

Wheat is classified as a long day plant in terms of its photoperiodic response. Long day plants require a certain minimum duration of daylight, typically more than 12-14 hours, in order to initiate flowering. In other words, they flower when the days are longer than a critical length.

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