What is photosynthesis?
What job do carotenoids have in plants?
How much energy do we get from plants?
Why is photosynthesis important?
How long does photosynthesis take?
How do people benefit from photosynthesis?
What are the needs of plants?
How do plants make their own food?
Can you tell me about tropism?
What is transpiration?
How do plants grow in shade?
What would happen if people had chloroplasts in their cells?
How big can a tree get and how wide?
Is there such a thing as red or yellow chlorophyll?
How does kelp grow?
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