alleryChemosynthetic autotrophic bacteria get their energy by oxidising:
ANitrogen
BNucleotides
CNucleosides
DNitrites
Answer & Solution
Correct answer: D. Nitrites
1. They do not use sunlight at all.
2. They oxidise inorganic substances instead.
3. Nitrates, nitrites and ammonia are among them.
_Source: syllabus Biology, Ch 2 'Biological Classification'_
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