Class 10 Online Courses

Chapter 7: Class 10 Chemistry Exam Tests

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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