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Environmental Protectio

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

oligosaprophytic zone
mesosaprophytic zone
pleosaprophytic zone
none of these

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Environmental Protectio
Which of the bacteria is considered for biological leaching?

T. ferrooxidans
all of these
Ferrobacillus terrooxidans
T. thiooxidans

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Environmental Protectio
Streptomyces griseochromogenes is reported to show a potent curative effect against

milo of soybean
yellow blight of maize
rice blast disease
eye spot of sugarcane

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

Herbicidin A and B
Cycloheximide
Bialaphos
Anisomycin

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

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

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Environmental Protectio
Which of the following accumulates from factory waste?

Pseudomonas putida
Pseudomonas aeruginosa
Zoogloea ramigera
Thiobacillus

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