What is the primary difference between CAM and C4 metabolism?
CAM Plant Metabolism Temporal Separation

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C4 metabolism is more efficient in cold climates.
CAM metabolism separates carbon fixation by time, while C4 separates by space.
CAM metabolism occurs only in aquatic plants.
CAM metabolism does not involve stomata.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are CAM plants well-suited for desert environments?
They have a high rate of photosynthesis.
They can open their stomata during the day.
They require less sunlight than other plants.
They efficiently conserve water by closing stomata during the day.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do CAM plants prevent water loss during the day?
By storing water in leaves.
By opening their stomata.
By increasing photosynthesis.
By closing their stomata.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During the night, what happens to CO2 in CAM plants?
It is converted into oxygen.
It is used immediately in the Calvin cycle.
It is fixed into malate and stored in vacuoles.
It is released into the atmosphere.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What enzyme is involved in fixing CO2 into bicarbonate in CAM plants?
ATP synthase
Malic enzyme
Rubisco
Carbonic anhydrase
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of malate in CAM plants during the day?
It is used to absorb sunlight.
It is stored for future use.
It is converted into glucose.
It is decarboxylated to release CO2 for the Calvin cycle.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the benefit of CAM plants not taking in oxygen during the day?
It increases the rate of photosynthesis.
It prevents photorespiration.
It allows for more efficient water use.
It enhances nutrient absorption.
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