Multiple Choice
The measures of net primary production (NPP) and net ecosystem production (NEP) both can be used to quantify gross primary production (GPP) .Which of the following most correctly explains a difference between these two measures?
A) NPP measures GPP minus the energy used by all heterotrophs.
B) NEP measures GPP minus the energy used by all autotrophs.
C) NPP measures GPP minus the energy used by primary producers.
D) NEP measures GPP minus the energy used by primary consumers.
E) NPP measures GPP minus the energy used by all detritivores.
Correct Answer:

Verified
Correct Answer:
Verified
Q28: If the sun were to suddenly stop
Q29: After Hurricane Katrina,sunflowers and other plants were
Q30: The number of trophic levels is typically
Q31: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7910/.jpg" alt=" Figure 42.2 Diagram
Q32: The amount of chemical energy in a
Q34: What is the amount of secondary production
Q35: A cow's herbivorous diet indicates that it
Q36: What percentage of visible light striking a
Q37: Aquatic primary productivity is most limited by
Q38: Rain falls on a fertilized agricultural field