Question

the reason plants curve toward the light

Answer 1

I know the answer, but you should understand why this answer is correct. Photo = Sun, so we know it starts with 'photo' Also, the plants need sun to survive. What do you think the answer might be?

Answer 2

Plants curve towards the light, because they need sunlight energy to do photosynthesis.

Answer 3

http://phys.org/news/2013-05-scientists-mechanism-phototropism.html

Answer 4

"photo" means "light" not "sun"

Answer 5

"Plants curve towards the light, because they need sunlight energy to do photosynthesis.".. and by curving towards the sun they maximize the surface area (leaves) available to absorb light.

Answer 6

Oops. Pretty much the same thing....