Grade 7 English MCQs

Importance of Water Multiple Choice Questions Test 9 Tests pdf Download

Practice science test 9 on importance of water MCQs, grade 7 distillation multiple choice questions and answers. Distillation revision test has science worksheets, answer key with choices as reserves of water, reserves of natural gas, reserves of oil and reserves of coal of multiple choice questions (MCQ) with distillation quiz as for desalination plant, first priority is for competitive exam prep. Free science study guide to learn distillation quiz to attempt multiple choice questions based test.

MCQs on Importance of Water: Worksheets 9 Quiz pdf Download

MCQ. For desalination plant, first priority is

  1. reserves of natural gas
  2. reserves of water
  3. reserves of oil
  4. reserves of coal

C

MCQ. Whether we obtain water from tap or well, it originally came from

  1. sea
  2. ocean
  3. river
  4. rain

D

MCQ. Distilled water

  1. is suitable for drinking
  2. is not suitable for drinking
  3. can be poisonous
  4. can be bitter in taste

B

MCQ. In country area, untreated sewage is pumped into tanks known as

  1. Septic tanks
  2. Sewage tanks
  3. Grit tanks
  4. Sludge tanks

A

MCQ. Settlement of particles at bottom of a tank and their removal is called

  1. Coagulation
  2. Sedimentation
  3. Filtration
  4. Chlorination

B