Water Treatment MCQs Quiz Worksheet PDF Download

Learn water treatment MCQs, science online test for elementary school exam prep for distance learning degree, free online courses. Practice importance of water multiple choice questions (MCQs), water treatment quiz questions and answers for grade 7 science word problems with answers.

Study elementary school courses, online science degree programs MCQs: fluoride is also added to water, which helps in preventing, for online courses with choices infection, sickness, fever, and tooth decay for online science jobs preparation with most common interview questions and answers. Free science student portal for online learning water treatment quiz questions, MCQs to find questions answers based online learning tests.

MCQs on Water Treatment Quiz PDF Download

MCQ: Fluoride is also added to water, which helps in preventing

  1. infection
  2. sickness
  3. fever
  4. tooth decay

D

MCQ: Tanks that supply water to towns are built at

  1. roofs of buildings
  2. high towers
  3. town level
  4. high lands

B

MCQ: An addition of small dose of chlorine gas to filtered water is known as

  1. coagulation
  2. sedimentation
  3. filtration
  4. chlorination

D

MCQ: Process in which water is passed through filter beds of sand and gravel to remove smaller particles of dust is called

  1. coagulation
  2. sedimentation
  3. filtration
  4. chlorination

C

MCQ: Huge strainers are used to

  1. force water to the treatment plant
  2. increase the water pressure
  3. filter large particles in the water
  4. filter bacteria and other harmful organisms

C