Answers

2015-05-23T22:05:34+05:30
Two economic importance of heterotrophic bacteria:-
(i) Production of curd
(ii) Production of antibiotics.
Two economic importance of archaebacteria:-
(i)Production of methane from the ruminating animal's dung
(ii) They are important as they give clue how life may have started when the earth was too hot or too cold.

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