Class 7 Courses

Chapter 13: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 13

Importance of Water Trivia Questions & Answers PDF Download - 20

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Importance of Water Test Questions and Answers PDF Download: MCQ 20

MCQ 96:

Hot water also stimulates the growth of

  1. algae
  2. fungi
  3. bacteria
  4. viruses
MCQ 97:

The number of 'oceans' on earth is

  1. 4
  2. 5
  3. 6
  4. 7
MCQ 98:

Feces and urine is also part of

  1. garbage
  2. treated waste
  3. untreated waste
  4. all of them
MCQ 99:

On earth percentage of fresh water is

  1. 0.03
  2. 0.05
  3. 0.1
  4. 0.2
MCQ 100:

The solid matter settled at the bottom is scraped away by electricity in

  1. metal screen
  2. grit tank
  3. sludge tank
  4. filter bed

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Importance of Water App (Android & iOS)

Importance of Water App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (iOS & Android)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (iOS & Android)