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Environmental Protectio

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

T. ferrooxidans
T. thiooxidans
Ferrobacillus terrooxidans
all of these

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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
Which of the following can be used for the removal of color from the effluents of pulp mill?

Nitrosomonas europaen
Both (a) and (b)
Phanerochaete chrysosporium
Coriolus versicolor entrapped in calcium alginate beads

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

Nuclear polyhedrosis viruses
Granulosis viruses
All of these
Oryctestypes

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

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

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

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

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