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Environmental Protectio

Environmental Protectio
Milbemycin is known to exhibit a broad spectrum of activity against

agricultural insects
agricultural herbs
all of these
agricultural pests

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Environmental Protectio
Which of the following microorganisms leach metals out of rock ores and can accumulate silver?

Pseudomonas putida
Zoogloea ramigera
Pseudomonas aeruginosa
Thiobacillus

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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
The heavily polluted zone of water reservoir is known as

oligosaprophytic zone
none of these
mesosaprophytic zone
pleosaprophytic zone

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

Anisomycin
Bialaphos
Herbicidin A and B
Cycloheximide

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

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