Which of the following describes the nature of nitrifying bacteria?
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Correct answer: Chemoautotrophs
Nitrifying bacteria like Nitrosomonas and Nitrobacter are chemoautotrophs. They derive energy from the oxidation of inorganic nitrogen compounds rather than from sunlight.
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More Nitrogen cycle in nature questions
- The process by which nitrates present in the soil are reduced back to gaseous nitrogen ($N_2$) is called:
- Which of the following bacteria are responsible for denitrification?
- The enzyme complex responsible for the reduction of molecular nitrogen to ammonia in biological nitrogen fixation is:
- Which of the following is a free-living, aerobic nitrogen-fixing bacterium?
- The symbiotic nitrogen-fixing bacterium Rhizobium is found in the root nodules of:
- Which microbe forms nitrogen-fixing nodules on the roots of the non-leguminous plant Alnus?