Importance of Water Multiple Choice Questions 22 PDF Download

Practice importance of water MCQs, grade 7 online science test 22, safe and drinking water multiple choice questions and answers. Safe and drinking water revision test has science worksheets, helping answer key with choices as bugs from entering the bird's feathers, birds from keeping themselves warm, cold air from entering the body and dust to enter feathers of multiple choice questions (MCQ) with safe and drinking water quiz as oil on feathers prevents for competitive exam prep, viva interview questions. Free science study guide to practice safe and drinking water quiz to attempt multiple choice questions based test.

MCQs on Importance of Water Quiz PDF Download Worksheets 22

MCQ. Oil on the feathers prevents

  1. birds from keeping themselves warm
  2. bugs from entering the bird's feathers
  3. cold air from entering the body
  4. dust to enter feathers


MCQ. The percentage of water on earth is

  1. 0.5
  2. 0.6
  3. 0.7
  4. 0.8


MCQ. Distillation is similar to a natural process known as

  1. nitrogen cycle
  2. carbon cycle
  3. water cycle
  4. sewage cycle


MCQ. To prevent trachoma

  1. antibiotic medicines should be taken
  2. abiotic medicines should be taken
  3. biotic medicines should be taken
  4. plenty of water should be used to wash ourselves