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Environmental Protectio

Environmental Protectio
The heavily polluted zone of water reservoir is known as

mesosaprophytic zone
none of these
pleosaprophytic zone
oligosaprophytic zone

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Environmental Protectio
The rate of degradation and microbes resistance to toxic pollutants remain better when the

individual cell along with metal is used
mixed cell population is used
individual cell is used
mixed cell population along with metals is used

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Environmental Protectio
Which of the following is selectively effective against dicot weeds?

Cycloheximide
Anisomycin
Herbicidin A and B
Bialaphos

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Environmental Protectio
Which of the following subgroup/(s) belong/(s) to the Baculo viruses?

All of these
Granulosis viruses
Oryctestypes
Nuclear polyhedrosis viruses

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Environmental Protectio
Which of the following/(s) can be used for the reduction of nitrate in waste water?

Nitrosomonas europaen
Growth of Hypomicrobium in presence of added methanol
Both (a) and (b)
Micrococcus denitrificans cells encapsulated in liquid membranes

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Environmental Protectio
Which of the following is the most effective for the rice sheath blight pathogen, Pellicularia sasakii?

Polyoxin C
Polyoxin L
Polyoxin B
Polyoxin D

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