Photosynthesis & Plant Growth Quiz

What is the main purpose of photosynthesis in plants?

• To produce oxygen

• To produce food

• To absorb water

• To grow taller

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Which part of the plant conducts photosynthesis?

• Roots

• Stems

• Leaves

• Flowers

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What is the role of chlorophyll in photosynthesis?

• It absorbs sunlight

• It produces carbon dioxide

• It transports water

• It releases oxygen

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What are the main products of photosynthesis?

• Oxygen and carbon dioxide

• Water and minerals

• Glucose and oxygen

• Chlorophyll and water

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Which of the following is NOT needed for photosynthesis to occur?

• Light

• Chlorophyll

• Soil

• Water

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How do animals contribute to the photosynthesis process in plants?

• By providing carbon dioxide

• By supplying water

• By absorbing oxygen

• By producing light

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During which part of the day does photosynthesis primarily occur?

• Night

• Day

• Dawn

• Dusk

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What happens to the glucose produced during photosynthesis?

• It is expelled from the plant

• It is used as food by the plant

• It is converted into chlorophyll

• It is used to produce carbon dioxide

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Why is photosynthesis important for the Earth's atmosphere?

• It increases the amount of carbon dioxide

• It decreases the amount of oxygen

• It produces water vapor

• It reduces the amount of carbon dioxide and increases oxygen

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What gas is taken in by plants during photosynthesis?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

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