Question

What is photoperiodism?

Answer 1

Options:

the ability of a plant to bend toward the light.
the dependence of a plant on light to make food
the mechanism that regulates phototropism
OR
a physiological response to a light cycle

Answer 2

hello.. @babylailaluv

Photoperiodism can also be defined as the developmental responses of plants to the relative lengths of light and dark periods.

so what do you think the answer would be..!!