Class 7 Geography MCQs - Chapter 1
Air and Water Pollution Multiple Choice Questions (MCQs) PDF Download - 1
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The Air and water pollution Multiple Choice Questions (MCQs) with Answers PDF (air and water pollution MCQs PDF e-Book) download Ch. 1-1 to study Grade 7 Geography Course. Learn Air and Water Pollution Quiz Questions and Answers to study online homeschool courses. The Air and Water Pollution MCQs App Download: Free learning app for types of pollution, air and water pollution test prep for online courses.
The Multiple Choice Question (MCQ): The chemical substance used to destroy the weeds in crops is called; "Air and Water Pollution" App Download (Free) with answers: Monoxides; Herbicides; Carob-oxides; Pesticides; to study online homeschool courses. Solve Types of Pollution MCQ Questions, download Google eBook (Free Sample) for distance learning classes.
Air and Water Pollution MCQs with Answers PDF Download: Quiz 1
The chemical substance used to destroy the weeds in crops is called
- herbicides
- monoxides
- carob-oxides
- pesticides
Besides the forest fires as natural source of pollution, the other major sources of pollution are
- zonal settlement patterns
- human activities
- falling of meteoroids
- nucleated settlement patterns
The natural source of pollution is
- rain forest
- mining for minerals
- forest fire
- falling of meteoroids
The harmful substance released by power plants and cars is
- carbon dioxide
- oxygen
- potassium
- magnesium
The kind of land pollution in which salt content rises and land becomes unsuitable for farming is called
- carbonization of soil
- deoxygenating of soil
- salinization of soil
- oxygenation of soil
Class 7 Geography Mock Tests
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