Question
Name the genus of baculovirus that acts as a biological control agent inspite of being a pathogen. Justify by giving three reasons that make it an excellent candidate for the job.
or
‘‘Micro-organisms play an important role for the biological treatment of sewage.’’ Justify.
Answer :
Genus -Nucleopolyhedrovirus, species-specific , Narrow spectrum , No negative impact on (plants /mammals/ birds /fish ) non-target organisms
or
Primary effluent passed into aeration tanks, constantly agitated and air is pumped in , allows growth of useful aerobic microbes into flocs / (masses of bacteria and fungal filaments), these microbes consume organic matter and reduce Biochemical oxygen demand (BOD) of effluent.
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