Importance of Water Multiple Choice Questions and Answers 4 PDF Download

Learn importance of water multiple choice questions, grade 7 science online test 4 for elementary school degree online courses, distance learning for exam prep. Practice water everywhere multiple choice questions (MCQs), importance of water quiz questions and answers for science class for grade 7 physical science tests.

Study elementary school science multiple choice questions (MCQs): water of oceans and seas is, for free online courses with choices bitter, sour, sweet, and salty, water everywhere quiz for online distance learning for private schools, public schools and virtual school students. Free science study guide for online learning water everywhere quiz questions to attempt multiple choice questions based test.

MCQs on Importance of Water Worksheets 4 Quiz PDF Download

MCQ: Water of oceans and seas is

  1. sour
  2. bitter
  3. sweet
  4. salty


MCQ: Average depth of largest ocean is

  1. 1000 meters
  2. 2000 meters
  3. 3000 meters
  4. 4000 meters


MCQ: Water can be kept pure if we throw

  1. litter in the trash
  2. litter near a stream
  3. litter near a pond
  4. pour waste oil in rivers


MCQ: Fish in ponds and lakes die because algae

  1. takes all the minerals from water
  2. takes all the oxygen from water
  3. prevents sunlight to enter water
  4. prevent from respiring


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