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Environmental Protectio

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

pleosaprophytic zone
none of these
mesosaprophytic 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
Coriolus versicolor entrapped in calcium alginate beads
Both (a) and (b)
Phanerochaete chrysosporium

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

Anisomycin
Bialaphos
Cycloheximide
Herbicidin A and B

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Environmental Protectio
Which of the following is known to control Colorado potato beetle?

Beaveria bassiana
Metarhizium anisopliae
Nomuraea rileyi
Verticillium lecauii

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

all of these
agricultural herbs
agricultural pests
agricultural insects

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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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