Air and Water Pollution Multiple Choice Questions and Answers 5 PDF Book Download
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MCQs on Air and Water Pollution Worksheets 5 PDF Book Download
MCQ: Way in which plants die because of dropped level of oxygen is classified as
MCQ: Addition of harmful substances that has bad effects on environment and living things is classified as
- atmospheric pressure
MCQ: Poisonous substances that can be present in industrial wastes does not includes
- mercury and lead
MCQ: Kyoto Protocol agreement was signed in
MCQ: Document that was drafted by India, Brazil, China, United States and South Africa at meeting under UNFCCC is classified as
- Greenhouse Accord
- United Nation Accord
- Copenhagen Accord
- Denmark Accord