Which of the following best matches the description?Amount of oxygen used by decomposer organisms to degrade organic molecules in aquatic ecosystems.
A. desert
B. grassland
C. euphotic
D. periphyton
E. savanna
F. pioneer community
G. biochemical oxygen demand
H. tundra
I. pelagic
J. deciduous forest
K. benthic
L. marsh
M. littoral zone
N. phytoplankton
O. boreal forest
Answer: G
You might also like to view...
The usual rigors of the intertidal zone are less severe in the sandy intertidal than the rocky intertidal
Indicate whether the statement is true or false
A coastal front
A) is a stationary front. B) is most likely to form in the mountain West. C) does not involve marine air. D) makes it easier for a weather forecaster to do her job. E) all of the above
Describe the theory of plate tectonics.
What will be an ideal response?
Which statement about iron oxidation is false?
A) Oxidation of iron helps to protect rocks against weathering. B) Limonite is an iron hydroxide mineral. C) Hematite is the most common red iron oxide mineral. D) Iron is one of the most abundant minerals in Earth's crust, and iron oxidation is a common reaction in chemical weathering on Earth.