EXAMIANS
The death of a river by environmental pollutants ultimately results from
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The filtering medium of trickling filters is coated with microbial flora, known as
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Which is not a form of biomass energy?
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Composting is one of the oldest forms of disposal of waste. It is the natural process of decomposition of organic waste that yields manure or compost. One of the following is added to the compost to get better results?
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Oxidation ponds are shallow ponds, generally designed at the depth of
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A dense bacterial population caught in a tangled web of fibers sticking to a surface describes
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Biomass
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Which of the following is not employed as an oxidation method?
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The use of microbes to break down synthetic waste products such as polychlorinated biphenyls is called
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Water testing relies on the detection of certain indicator organisms known as
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