Net primary productivity is ________
A) the amount of energy consumers derive from producers
B) the energy used by plants to make biomass after respiration
C) the biomass of producers minus that of consumers
D) the amount of detritus produced by an ecosystem
E) the total biomass of an entire ecosystem
B
You might also like to view...
Why is Mount Etna in Sicily an important place for geology?
A) It is very calm, showing the serenity of the earth. B) It is a famous underwater volcano. C) It is a famous mountain for geologists to climb. D) It is an active volcano, showing that the earth is a dynamic place.
Although considered a transitional economy, Poland has about ________% of its workforce engaged in agriculture
A) 5 B) 13 C) 21 D) 33
Nagorno-Karabakh is an ethnic enclave of ________ in ________
A) Georgia; Russia B) Moldova; Romania C) Armenia; Azerbaijan D) Azerbaijan; Georgia E) Armenia; Georgia
Of the many processes that cause rocks to disintegrate, the most effective are ________.
A. weathering and erosion B. pressure release and frost action C. animal burrowing and frost wedging D. transportation and deposition E. All listed are effective.