What are the functions of the leaves, roots, and stems in plants?
Leaves: make food for the plant. Roots: absorb water and nutrients from the soil. Stems: support the plant and transport water and nutrients throughout.
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20
What four things do plants transform into nutrients during photosynthesis?
sunlight, water, mineral salts, carbon dioxide
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20
What is the function of the circulatory system?
The circulatory system helps us carry out nutrition as it transports oxygen and nutrients to and from cells.
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seesaw
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gift
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thief
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10
Which substance in a plant cell helps carry out photosynthesis?
chlorophyll, membrane, cell wall, chloroplast
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15
True or false: Animal cells have one large vacuole and plant cells have several small vacuoles. (If false, correct the sentence.)
False. Animal cells have several small vacuoles and plant cells have one large vacuole.
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25
Which four systems do animals use to carry out nutrition? What are the functions of these four systems?
Digestive: extracts nutrients from the food. Respiratory: absorbs oxygen. Circulatory: transports nutrients around the body. Excretory: expels waste products.
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15
What three life processes do cells carry out?
interaction, reproduction, and nutrition
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20
Name two examples of unicellular organisms and two examples of multicellular organisms.
