Class 10 Chemistry MCQs - Chapter 7

Environmental Chemistry II Water Multiple Choice Questions (MCQ) PDF - 12

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Environmental Chemistry II Water Questions & Answers PDF Download: MCQ Quiz 12

MCQ 56: Process in which water is allowed to stand in a reservoir is called

A) sedimentation

B) coagulation

C) filtration

D) chlorination

MCQ 57: Which of the following is an acute inflammation of the liver?

A) cholera

B) dysentery

C) jaundice

D) hepatitis

MCQ 58: Water in swimming pools is purified by adding

A) sodium

B) chlorine

C) phosphorus

D) potassium

MCQ 59: Water that does not form scum is called

A) hard water

B) soft water

C) dirty water

D) clean water

MCQ 60: Process in which chlorine is added to water to kill any remaining bacteria is called

A) sedimentation

B) coagulation

C) filtration

D) chlorination

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