Environmental Science and Engineering
2022 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE ES 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 22–24 of 65. Imported answers require review unless explicitly marked reviewed.
Question 22
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A river water sample has pH of 4 and suspended solids concentration of 100 mg/L. If, alum is chosen as a coagulant, what will be the coagulation mechanism?
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Which one of the following is most commonly used raw material in flue gas desulfurization units?
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Leachate generated from a legacy municipal solid waste dumping site has to be collected and managed carefully. Which one of the following statements is correct in the context of treatment of leachate from such a site?
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