Ozone depletion is caused by the increase in the level of
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Environmental Biotechnology
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Which of the following is a beneficial activity of microorganisms?
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Which of the following parameters indicates the organic pollution of a water sample?
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The chemical system for removal of the ions of level of salt is called
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The atmosphere is divided in four layers. The layer in contact with the surface of earth called
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Which of the following layers of earth have the composition of peridotite?
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The flow in natural streams is almost always turbulent and may be assumed to be incompressible, consequently the applicable equations of motion for the fluid are the
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The antifreeze molecules that prevent intracellular ice formation in marine organisms are generally
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Chlorination is process of
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Dead zones in oceans refers to
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Ruminants are able to digest grass or straw. It is due to the activity of certain bacteria. What are these?
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Suspended sediment load is that part of the sediment load which is transported within the main body flow. The primary mechanism of maintaining the sediment particles in suspension is
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Biodiesel produced in India presently from
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One of the following methods for disposal of municipal solid waste known to be scientific is
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A landscape which shows a pattern of denaturation n limestone and dolomitic rock is known as
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Which of the following water purification technology removes minerals from drinking water?
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Omp-H protein is synthesized in
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Industries generating hazardous waste are classified as
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Asbestos use is banned in many countries. It is known to cause
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. . . . . . . . test is designated to enumerate total viable population
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