Importance of Water Multiple Choice Questions 3 PDF Download

Practice importance of water MCQs, grade 7 online science test 3, water and life multiple choice questions and answers. Water and life revision test has science worksheets, helping answer key with choices as 0.6, 0.5, 0.7 and 0.9 of multiple choice questions (MCQ) with water and life quiz as in our body, percentage of water is for competitive exam prep, viva interview questions. Free science study guide to practice water and life quiz to attempt multiple choice questions based test.

MCQs on Importance of Water Quiz PDF Download Worksheets 3

MCQ. In our body, percentage of water is

  1. 0.5
  2. 0.6
  3. 0.7
  4. 0.9

C

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

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

D

MCQ. Skin diseases, eye infections and diarrhea are the examples of

  1. water borne diseases
  2. water washed diseases
  3. water related diseases
  4. anti water diseases

B

MCQ. 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

C

MCQ. The sea which joins the ocean is

  1. Arabian sea
  2. Mediterranean sea
  3. Red sea
  4. Black sea

A