The worst thing you can do for the health of a green-leafed plant is to illuminate it with only
A) green light.
B) red light.
C) blue light.
D) All are equally naughty.
E) none of these

Question

Quizplus · Accepted Answer

Green light is the least effective for photosynthesis because green-leafed plants reflect green light and absorb very little of it, making it the least beneficial for their growth.

The Worst Thing You Can Do for the Health of a Green-Leafed