If the gross primary productivity (GPP) of an ecosystem is 5000 kcal m2 yr1 and the respiration losses (R) are 2000 kcal m2 yr1, what is the net primary productivity (NPP)?
A
3000 kcal m2 yr1
B
7000 kcal m2 yr1
C
2000 kcal m2 yr1
D
5000 kcal m2 yr1

Question

If the gross primary productivity (GPP) of an ecosystem is 5000 kcal m2 yr1 and the respiration losses (R) are 2000 kcal m2 yr1, what is the net primary productivity (NPP)?

Accepted Answer

3000 kcal m2 yr1

Answer

7000 kcal m2 yr1

Answer

2000 kcal m2 yr1

Answer

5000 kcal m2 yr1

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