Microbes in Aquatic Environment
The sulfur pearl of Namibia, Thiomargarita namibiensis

is the worlds largest bacterium
is the worlds smallest bacterium
stores high concentrations of nitrate in a huge internal vacuole which takes up 98% of the organisms volume
Both (a) and (b)

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Microbes in Aquatic Environment
__________ is an environment like __________ where microorganisms are functioning in an extremely thin film of water and where oxygen-containing air is close to them.

low oxygen diffusion environment; lakes
low oxygen diffusion environment; soils
high oxygen diffusion environment; lakes
high oxygen diffusion environment; soils

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