Multiple Choice
In a grassland ecosystem, plants capture 180 units per day of solar energy, and use 70 units per day in respiration. Animals consume about 20 units per day of the plants. The NPP of this system, in units per day, is
A) 70.
B) 90.
C) 110.
D) 180.
Correct Answer:
Verified
Correct Answer:
Verified
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