A) cyanobacteria
B) Clostridia
C) archaebacteria
D) none of these.
Correct Answer: D
Solution :
: Certain oil eating bacteria, that occur naturally on ocean beaches, can decompose petroleum and are useful in cleaning up oil spills. In the recent years a genetically engineered bacteria named as super bug was developed by A .M. Chakrabarty which can feed on oil spills and petroleum and thus .proves to be of immense utility in curbing water pollution of seas and oceans. Cyanobacteria and Clostridia are nitrogen fixing bacteria.
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