Question

A plants response to light is known as

A. phototropism.

B. gravitropism.

C. thigmatropism.

D. heliotropism.

Answer 1

photos means light
tropos means turning

phototropism means turning towards the light

answer is A

(gravotropizom is like gravity, if you hold that kind of plant sideways, it will try to turn sidewyas, dunno thigmatropism, helio tropizom is turning toward the sun (but ther are other light sources other than sun))