Importance of Water Multiple Choice Questions and Answers 4 PDF Book Download

Importance of water multiple choice questions (MCQs), importance of water quiz answers 4 to learn elementary school science online courses. Safe and drinking water MCQs, importance of water quiz questions and answers for online elementary education degree. Water everywhere, saving water, safe and drinking water, water treatment test for elementary school teaching certification.

Learn elementary school science MCQs: Water everywhere, saving water, safe and drinking water, water treatment, with choices 2000 meters, 1000 meters, 3000 meters, and 4000 meters for online elementary education degree. Free science study guide for online learning safe and drinking water quiz questions to attempt multiple choice questions based test.

MCQ on Importance of Water Worksheets 4 PDF Book Download

MCQ: Water of oceans and seas is

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

D

MCQ: Average depth of largest ocean is

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

D

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

A

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

B

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