Water Pollution — Important Questions
Telangana Open School (TOSS) · Class 12 · Chemistry
53 important questions from Water Pollution for Telangana Open School (TOSS) Class 12 Chemistry, with answers. Written for the board exams 2027.
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Important Questions from Water Pollution
Which process describes the enrichment of water bodies with nutrients leading to algal bloom?
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Eutrophication
Eutrophication is the process where excess nutrients like nitrates and phosphates cause rapid growth of algae.
Which of the following is NOT a biological parameter of water pollution?
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Taste
Taste is a physical parameter, not biological. Biological parameters involve living organisms like bacteria and viruses.
What is the primary source of groundwater contamination in rural areas?
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Septic tanks
Septic tanks and seepage pits are common sources of groundwater pollution in villages and small towns.
Which of the following pollutants is known to cause methemoglobinemia in infants?
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Nitrates
High nitrate levels in drinking water can cause blue baby syndrome or methemoglobinemia in infants.
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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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