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MICROBES IN HUMAN WELFARE Set 3

Question - 15 Maximum mark : - 15

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MICROBES IN HUMAN WELFARE Set 3

Which of the following serve as biofertiliser in paddy fields?

Anabaena Azospirillum Nostoc Both (a) and (c) NULL NULL NULL

Which one of these microbes is used in the commercial production of butyric acid?

Clostridium butylicum Streptococcus butylicum Trichoderma polysporum Saccharomyces cerevisiae NULL NULL NULL

Primary treatment is the

Physical removal of large and small particles from sewage Biological removal of large and small particles from sewage Both (a) and (b) Chemical removal of large and small particles from sewage NULL NULL NULL

Benefits of mycorrhizae are
I. resistance to root borne pathogen
II. tolerance to salinity and pathogen
III. overall increase in the plant growth and development
Choose the correct option