Exercise
Factors Affecting Photosynthesis
Investigate environmental factors that influence the rate of photosynthesis. Learn how light, temperature, and carbon dioxide levels affect plant output.
Questions
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MultiChoice
What is meant by a 'limiting factor' in photosynthesis?
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MultiChoice
How does carbon dioxide concentration affect the rate of photosynthesis?
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MultiChoice
Why does temperature influence the rate of photosynthesis?
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MultiChoice
What happens to photosynthetic enzymes at extremely high temperatures (e.g. above 45 deg C)?
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MultiChoice
What happens to photosynthesis rates at very low temperatures near freezing?
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MultiChoice
On a bright, warm, sunny day in a outdoor field, what factor usually limits photosynthesis?
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MultiChoice
On a dark, overcast day, what is typically the primary limiting factor?
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MultiChoice
What happens to the rate of photosynthesis once light saturation point is reached?
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MultiChoice
Why do commercial greenhouse growers enrich air with CO2 and use growth lamps?
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MultiChoice
How does water shortage indirectly reduce the rate of photosynthesis?
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MultiChoice
How does leaf surface area affect total photosynthesis in a plant?
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MultiChoice
How does a soil deficiency in magnesium affect photosynthesis?