Plants are the major source of ___________ on Earth and help keep us alive.
oxygen
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15
What is number 2 of the digestive system?
stomach
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15
Plants use the energy of the sun to change water and carbon dioxide into _______.
sugar
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15
What is number 5 of the digestive system?
colon
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5
What is foods main purpose?
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10
What is not a true statement about decomposition in the environment?
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15
What does this plant NOT need to be able to make their own food?
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15
What is number 3 of the digestive system?
large intestine
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15
A hummingbird needs a lot of energy which requires a lot of food (sugar) from plants. What does NOT describe something that helps a hummingbird get that energy from the plant?
