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Environmental Protectio

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

oligosaprophytic zone
mesosaprophytic zone
none of these
pleosaprophytic zone

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

All of these
Oryctestypes
Nuclear polyhedrosis viruses
Granulosis viruses

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Environmental Protectio
Which of the following accumulates from factory waste?

Zoogloea ramigera
Pseudomonas putida
Pseudomonas aeruginosa
Thiobacillus

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Environmental Protectio
Which of the following is the most effective for the rice sheath blight pathogen, Pellicularia sasakii?

Polyoxin B
Polyoxin D
Polyoxin L
Polyoxin C

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

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

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

Bialaphos
Anisomycin
Herbicidin A and B
Cycloheximide

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