Grade 7 English MCQs

Importance of Water Multiple Choice Questions Test 4 Tests pdf Download

Practice science test 4 on importance of water MCQs, grade 7 water everywhere multiple choice questions and answers. Water everywhere revision test has science worksheets, answer key with choices as bitter, sour, sweet and salty of multiple choice questions (MCQ) with water everywhere quiz as the water of oceans and seas is for competitive exam prep. Free science study guide to learn water everywhere quiz to attempt multiple choice questions based test.

MCQs on Importance of Water Quiz pdf Download Worksheets 4

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 clean if we

  1. litter in the trash
  2. egest 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 of water
  3. prevents Sunlight to enter water
  4. prevent aquatic life 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