Multiple Choice
Choose the one most appropriate answer for each.
-Net primary production
A) Rate at which energy becomes stored in organic compounds through photosynthesis
B) Main form of carbon storage in sea water; taken up by marine producers and converted to carbon dioxide
C) A straight-line sequence of steps by which chemical bond energy moves to higher trophic levels
D) The amount of energy from autotrophs that is available to first-level consumers
E) The movement of a nutrient among environmental reservoirs and into and out of food webs
F) Particles of organic waste products; dead, or partly decomposed tissues
Correct Answer:

Verified
Correct Answer:
Verified
Q20: Although Earth's ecosystems are remarkably diverse in
Q21: Respond to the following statements with reference
Q22: Primary producers obtain energy from a(n)_ source
Q23: In a majority of land ecosystems,most energy
Q24: Energy _ in an ecosystem and nutrients
Q26: When all the precipitation in a small
Q27: An energy pyramid illustrates _. <br>A) the
Q28: Choose the one most appropriate answer for
Q29: _ food webs tend to predominate in
Q30: Most rainfall returns water directly to _.