Microbiology of Soils
Which of the following is capable of oxidizing sulfur to sulfates?

Thiobacillus thiooxidans
Desulfotomaculum
Rhodomicrobium
Rhodospirillum

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Microbiology of Soils
Nitrogen oxidation (nitrification)refers to the

changing of atmospheric nitrogen (N2) to nitrogen compounds
None of these
sulfur is oxidized to the sulfate form through Thiobacillus bacteria
conversion of ammonium ions into nitrates through the activities of certain bacteria.

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