Which of the following statements about extreme environments is incorrect?
A) Hydrothermal vents can reach temperatures up to 350° C.
B) Hydrothermal fluids contain mixed communities of eubacteria and archaea.
C) Bacteria that are involved in anaerobic oxidation of methane are rare in samples.
D) In different zones of a chimney wall there are different communities of microbes.
Correct Answer:
Verified
Q23: Molds in soil serve to:
A)aid in decomposition
B)aid
Q29: Eutrophication leads to:
A)a decrease in oxygen
B)plants become
Q37: Phytoplankton include:
A)cyanobacteria
B)diatoms
C)dinoflagellates
D)all of these choices
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Q43: Nitrogen stripping occurs during _. 
Q44: The most problematic yet common form of
Q44: What is the meaning of biological oxygen
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Q47: Which term has been incorrectly matched?
A)biogeochemical cycles
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