Class 7 Science Learning App | Importance of Water Notes e-Book PDF

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Class 7 Science MCQs – Practice Test 8 (Chapter 13)

Importance of Water Notes Questions with Answers PDF Download – Test 8

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Study Importance of water Notes Questions and Answers PDF (Importance of Water Quiz Answers PDF e-Book) download Ch. 13-8 to study Class 7 Science Course. Practice Safe and Drinking Water MCQ PDF, Importance of Water Quiz Questions and Answers to maximize academic performance. Free Class 7 Science Notes App: Download the Importance of Water Learning App to safe and drinking water, fresh water, sewage system, water everywhere test prep to solve science problems online.

Free "Class 7 Science Notes" App with MCQ: Scientists believe that eight out of ten people in under developed countries suffer from diseases due to; with answers: bacterial food, polluted water, contaminated food, and salty water to maximize academic performance. Practice Safe and Drinking Water MCQ Questions, download Kobo e-Book (Free Chapter) to join online courses.

Importance of Water MCQs – Practice Test 8 PDF Download

MCQ 36: Scientists believe that eight out of ten people in under developed countries suffer from diseases due to:

  1. polluted water
  2. bacterial food
  3. contaminated food
  4. salty water

MCQ 37: Trachoma is caused due to the presence of:

  1. insects
  2. bacteria
  3. viruses
  4. parasites

MCQ 38: In snowy regions, most of the fresh water is in the form of:

  1. vapors
  2. snow
  3. ice
  4. all of above

MCQ 39: Untreated sewage should not be pumped into:

  1. water tanks
  2. water reservoirs
  3. rivers and streams
  4. oceans

MCQ 40: The water bodies smaller than oceans are known as:

  1. lakes
  2. ponds
  3. seas
  4. rivers

Importance of Water Notes App & e-Book – Class 7 Science Admission Tests

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