Which one of the following quantities best represents the respiratory heat lost by plants in an ecosystem?
A. gross primary productivity - secondary productivity
B. net primary productivity
C. gross primary productivity
D. gross primary productivity - net primary productivity
E. gross primary productivity - standing crop biomass
Answer: D
You might also like to view...
Most protein synthesis ____
a. takes place on the surface of the rough endoplasmic reticulum b. takes place inside the smooth endoplasmic reticulum c. takes place inside the nucleus of the cell d. relies on mitochondria to supply the amino acids necessary e. is carried out by ribosomes on the Golgi complex
Pinniped means
a. clawed footed. b. flipper footed. c. feather footed. d. paddle footed. e. split footed.
The ____________________ is a measure of the amount of air entering and leaving the lungs in a normal single
breath. Fill in the blank(s) with the appropriate word(s).
Evolution is genetic change in __________ that occurs over time
a. an individual b. a population c. a community d. an ecosystem e. the biosphere