DENDROLOGY AND SOCIETY
PLANT CLASSIFICATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Plants make their food through photosynthesis. What three things do plants need to do this?
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sunlight, water, and carbon dioxide
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sunlight, water, and oxygen
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sunlight, oxygen and nitrogen
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None of the above
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Explanation:
Detailed explanation-1: -Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.
Detailed explanation-2: -The process of preparing food from water and carbon dioxide in the presence of chlorophyll and sunlight is called photosynthesis.
Detailed explanation-3: -Plants take up the water that they need from the soil through their roots. Carbon dioxide is a gas found in the air; plants can take in this gas through tiny holes in their leaves. Once they have water and carbon dioxide, they can use energy from sunlight to make their food.
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