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Environmental Protectio

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

all of these
Ferrobacillus terrooxidans
T. thiooxidans
T. ferrooxidans

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

agricultural insects
all of these
agricultural pests
agricultural herbs

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Environmental Protectio
Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice?

Herbicidin
Anisomycin
Bialaphos
Cycloheximide

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

pleosaprophytic zone
mesosaprophytic zone
oligosaprophytic zone
none of these

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

Both (a) and (b)
Nitrosomonas europaen
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?

All of these
Nuclear polyhedrosis viruses
Granulosis viruses
Oryctestypes

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