Algae use what things to produce their own food:
A. sunlight, protein, oxygen, and carbon dioxide
B. water, sunlight, carbon dioxide, and chlorophyll
C. sunlight, water, oxygen, and chlorophyll
D. sunlight, water, carbon dioxide, and protein

Question

Algae use what things to produce their own food: 
A. 	sunlight, protein, oxygen, and carbon dioxide
B. water, sunlight, carbon dioxide, and chlorophyll
C. 	sunlight, water, oxygen, and chlorophyll
D. sunlight, water, carbon dioxide, and protein

anonymous · Answer

I think it's D

anonymous · Answer

Thanks !

shrutipande9 · Answer

photosynthetic algae use water sunlight carbon dioxide and chlorophyll....

adrynicoleb · Answer

Actually, know that I think about it a bit more, I think it is b.

anonymous · Answer

The responses of plants to environmental stimuli are called _______. 
A.	adaptations
B.	tropisms
C.	reactions
D.	stimuli
anyone know this one?

adrynicoleb · Answer

I think its is b. http://en.wikipedia.org/wiki/Tropism