Ch. 53 - Ecosystems and Global Ecology
Chapter 52, Problem 2
True or False: Most of the net primary productivity that is consumed is used for growth by primary consumers. Explain.
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Related Practice
Textbook Question
What is the main global reservoir of nitrogen?
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Textbook Question
Which of the following is the longest-lived reservoir for carbon? a. atmospheric CO2 b. marine plankton (primary producers and consumers) c. fossil fuels d. wood
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Textbook Question
In a model of the carbon cycle, how would you label an arrow from the atmosphere to plants?
a. cellular respiration
b. photosynthesis
c. decomposition
d. consumption
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Textbook Question
If the GPP of a grassland is 5000 kcal/m2/year and 55 percent is used up by cellular respiration, what is the NPP? a. 2250 kcal/m2/year b. 2750 kcal/m2/year c. 5000 kcal/m2/year d. need more data
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