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Water Treatment Multiple Choice Questions (MCQ) PDF Download

The Water treatment Multiple Choice Questions (MCQ Quiz) with Answers PDF, Water Treatment MCQ PDF e-Book download to practice Grade 7 Science Tests. Learn Importance of Water Multiple Choice Questions and Answers (MCQs), Water Treatment quiz answers PDF for homeschool certificate courses. The Water Treatment MCQ App: Free download learning app for safe and drinking water, fresh water, water treatment test prep for taking online classes.

The MCQ: Tanks that supply water to towns are built at; "Water Treatment" App Download (Free) with answers: Roofs of buildings; High towers; Town level; High lands; for homeschool certificate courses. Solve Importance of Water Quiz Questions, download Google eBook (Free Sample) for free online courses.

Water Treatment MCQs: Questions and Answers PDF Download

MCQ 1:

Fluoride is also added to water, which helps in preventing

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

The tanks that supply water to towns are built at

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

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

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

The 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
MCQ 5:

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

Class 7 Science Practice Tests

Water Treatment Learning App: Free Download Android & iOS

The App: Water Treatment MCQs App to learn Water Treatment Multiple Choice Questions, 7th Grade Science MCQ App, and 8th Grade Science MCQ App. The free "Water Treatment" App to download Android & iOS Apps includes complete analytics with interactive assessments. Free download App Store & Play Store learning Applications & enjoy 100% functionality with subscriptions!

Water Treatment App (Android & iOS)

Water Treatment App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (iOS & Android)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (iOS & Android)