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Environmental Protectio

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

T. thiooxidans
T. ferrooxidans
all of these
Ferrobacillus terrooxidans

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

agricultural herbs
all of these
agricultural insects
agricultural pests

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

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

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

Pseudomonas aeruginosa
Pseudomonas putida
Thiobacillus
Zoogloea ramigera

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

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

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Environmental Protectio
Which of the following have been used to oxidize ammonia and to prevent algal growth?

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

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