Based on what you have learned about plant metabolism, Mark Watney might expect

Question

Based on what you have learned about plant metabolism, Mark Watney might expect the gaseous oxygen levels (O2) in the Hab to be ___________________. [For this question, don't worry about the system that regulates the Hab's environment, just consider the potential effects of the plants on the internal atmosphere.]

a)declining during the day and increasing at night.

b)slightly lower during the day and slightly higher at night

c) the same during the day and night

d)slightly higher during the day and slightly lower at night

Explanation / Answer

Based on what you have learned about plant metabolism, Mark Watney might expect the gaseous oxygen levels (O2) in the Hab to be ___________________. [For this question, don't worry about the system that regulates the Hab's environment, just consider the potential effects of the plants on the internal atmosphere.]

a)declining during the day and increasing at night.

b)slightly lower during the day and slightly higher at night

c) the same during the day and night

d)slightly higher during the day and slightly lower at night

Answer = a) declining during the day and increasing at night.

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