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Questions and Answers
What is the primary cause of acid mine drainage?
What is the primary cause of acid mine drainage?
- Natural geological processes
- Introduction of toxic chemicals by mining companies
- Rapid rainfall in mining areas
- Creation of sulfuric acid through exposure of underground layers (correct)
Which factor has contributed significantly to soil depletion in agriculture?
Which factor has contributed significantly to soil depletion in agriculture?
- Overexploitation of macronutrients (correct)
- Use of bio-friendly fertilizers
- Natural regeneration processes
- Heavy rainfall patterns
What has been the predominant cause of soil erosion in recent times?
What has been the predominant cause of soil erosion in recent times?
- Introduction of erosion-causing chemicals
- Human activities like agriculture and deforestation (correct)
- Climatic variations
- Natural geological shifts
What was the state of air pollution before the 19th century?
What was the state of air pollution before the 19th century?
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What technological breakthrough had a significant impact on urban living conditions?
What technological breakthrough had a significant impact on urban living conditions?
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