12 questions
Plants need ________from the air for photosynthesis.
oxygen
soil
carbon dioxide
sugar
What pigment absorbs sunlight during photosynthesis?
epidermis
stomata
chlorophyll
chloroplasts
Which gas do plants remove from the atmosphere during photosynthesis?
hydrogen
oxygen
nitrogen
carbon dioxide
Where are most chloroplasts found in plants?
in the stomata
in the epidermis
in the leaves
in the roots
After photosynthesis, oxygen is released through small openings called ___________ .
blades
stomata
epidermis
pores