Man Impact on Ecosystem Multiple Choice Questions and Answers 1 PDF Download
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MCQs on Man Impact on Ecosystem Worksheets 1 Quiz PDF Download
MCQ: Dodo became extinct in
MCQ: Smoke particles and harmful gases released in air produces a
MCQ: Environment can be kept clean and green by using
- less energy
- environment friendly technology
- protecting wildlife
- all of them
MCQ: Fertilizers supports growth of
- fruit plants
MCQ: If untreated waste water will be directly spill in to rivers, sea and lakes it may
- spread diseases
- all of them