Class 7 Science MCQs - Chapter 13
Importance of Water Quiz Questions & Answers PDF Download - 15
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The Importance of water Quiz Questions and Answers PDF (importance of water Quiz PDF e-Book) download Ch. 13-15 to learn Grade 7 Science Course. Solve Distillation MCQs PDF, Importance of Water Quiz Questions and Answers to study online courses. The Importance of Water Quiz App Download: Free learning app for distillation, safe and drinking water, saving water, geography: water supply test prep for online education.
The Quiz: A method which is used to obtain fresh water, is; "Importance of Water" App (iOS, Android) with answers: Filtration; Chlorination; Distillation; Zinc; to study online courses. Study Distillation MCQ Questions, download Amazon eBook (Free Sample) for free online classes.
Importance of Water Exam Questions and Answers PDF Download: Test 15
A method which is used to obtain fresh water, is
- chlorination
- filtration
- distillation
- zinc
The parasite worms spend a part of their life in
- human stomach
- human intestines
- human blood vessels
- human liver
One-third of the water consumption by humans, goes to
- drinking water
- flushing toilets
- bathing
- washing cooking utensils
Distilled water contains
- poison
- bacteria
- minerals
- pure water without minerals
An artificial lake made by building a dam across river is called a
- pond
- reservoir
- lake
- stream
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