Class 7 Online Courses

Chapter 1: Class 7 Geography Exam Tests

Class 7 Geography MCQs - Chapter 1

Air and Water Pollution Multiple Choice Questions PDF Download - 5

The e-Book Air and water pollution Multiple Choice Questions and Answers (MCQs), air and water pollution MCQ Quiz PDF, test 5 to study online class 7 geography certificate courses. Practice Types of Pollution MCQs PDF, air and water pollution quiz questions and answers to study distance learning courses. The Air and Water Pollution MCQs App Download: Free learning app for types of pollution, air and water pollution, pollution control test prep for online education programs.

The Multiple Choice Question (MCQ Quiz): Way in which plants die because of dropped level of oxygen is classified as; "Air and Water Pollution" App Download (Free) with answers allotrophication, eutrophication, oxygenation and de-oxygenation to study distance learning courses. Solve types of pollution quiz questions, download Google eBook (Free Sample) for online education.

Air and Water Pollution Questions & Answers PDF Download: MCQ Quiz 5

MCQ 21: The way in which plants die because of dropped level of oxygen is classified as

A) eutrophication
B) allotrophication
C) oxygenation
D) de-oxygenation

MCQ 22: The addition of harmful substances that has bad effects on environment and living things is classified as

A) allotrophication
B) eutrophication
C) atmospheric pressure
D) pollution

MCQ 23: The poisonous substances that can be present in industrial wastes does not includes

A) phosphates
B) nitrates
C) mercury and lead
D) oxygen

MCQ 24: The Kyoto Protocol agreement was signed in

A) 1997
B) 1990
C) 1985
D) 1980

MCQ 25: The document that was drafted by India, Brazil, China, United States and South Africa at meeting under UNFCCC is classified as

A) Greenhouse Accord
B) United Nation Accord
C) Copenhagen Accord
D) Denmark Accord

Air and Water Pollution Learning App & Free Study Apps

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Air and Water Pollution App (Android & iOS)

Air and Water Pollution App (Android & iOS)

7th Grade Geography App (Android & iOS)

7th Grade Geography App (Android & iOS)

6th Grade Geography App (Android & iOS)

6th Grade Geography App (Android & iOS)

Physical Geography App (Android & iOS)

Physical Geography App (Android & iOS)