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

Pseudomonas aeruginosa
Pseudomonas putida
Zoogloea ramigera
Thiobacillus

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Environmental Protectio
Phenols degradation in waste water of hospitals, laboratories and coal processing to coke can be achieved by using

cells of Pseudomonas spp. either adsorbed to anthracite coal or entrapped on alginate gel
Phanerochaete chrysosporium
both (a) and (b)
fungus Aureobasidium pullulans adsorbed by the fibrous asbestos

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Environmental Protectio
Inundation involves use of a/an

organism over a long time to suppress/destroy a population
large number of organisms over a short time to suppress/destroy a population
large number of organisms over a long time to suppress/destroy a population
organism over a short time to suppress/destroy a population

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