Questions and Answers
What is the main source of energy and materials for living things?
Food
What is the process by which autotrophs convert substances from the outside into stored forms of energy?
Photosynthesis
Which organisms use simple food material obtained from inorganic sources like carbon dioxide and water?
Green plants
What are enzymes used for in organisms?
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Which type of organisms directly or indirectly depend on autotrophs for survival?
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What is the role of chlorophyll in photosynthesis?
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