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Questions and Answers
What environmental damage is caused by strip mining according to the text?
What environmental damage is caused by strip mining according to the text?
- Improvement in aesthetic value of the region
- Devegetation and defacing of landscape (correct)
- Enhancement of natural hydrological processes
- Decrease in soil erosion
Which process is mainly associated with subsidence of land?
Which process is mainly associated with subsidence of land?
- Surface water pollution
- Groundwater contamination
- Underground mining (correct)
- Strip mining
How does mining activities affect groundwater according to the text?
How does mining activities affect groundwater according to the text?
- Promotes recharge of aquifers
- Enhances groundwater quality
- Increases natural hydrological processes
- Pollutes groundwater and leads to health hazards (correct)
What is the impact of acid mine drainage on nearby streams and lakes?
What is the impact of acid mine drainage on nearby streams and lakes?
What kind of disasters can subsidence of mining areas lead to?
What kind of disasters can subsidence of mining areas lead to?
How does mining affect the landscape in terms of aesthetics?
How does mining affect the landscape in terms of aesthetics?
What is the common method suggested in the text for getting rid of salts caused by salinization?
What is the common method suggested in the text for getting rid of salts caused by salinization?
Which method involves laying an underground network of perforated drainage pipes?
Which method involves laying an underground network of perforated drainage pipes?
Where was the experimental station of CSSRI located where a sub-surface drainage system was tried?
Where was the experimental station of CSSRI located where a sub-surface drainage system was tried?
What was the outcome of CSSRI's research applications in Zarifa Viran village?
What was the outcome of CSSRI's research applications in Zarifa Viran village?
What caused the first alarming report of salt-affected wasteland formation in 1858?
What caused the first alarming report of salt-affected wasteland formation in 1858?
What is the primary recommended method for dealing with salinity in soils according to the text?
What is the primary recommended method for dealing with salinity in soils according to the text?
What is the typical rate at which groundwater moves?
What is the typical rate at which groundwater moves?
What type of aquifer is formed when water collects over a rock or compact clay?
What type of aquifer is formed when water collects over a rock or compact clay?
Which phenomenon occurs when groundwater withdrawal exceeds the recharge rate, resulting in the compaction of sediments in the aquifer?
Which phenomenon occurs when groundwater withdrawal exceeds the recharge rate, resulting in the compaction of sediments in the aquifer?
What are some common problems associated with ground subsidence?
What are some common problems associated with ground subsidence?
What is the main consequence of excessive mining of groundwater in arid regions for irrigation purposes?
What is the main consequence of excessive mining of groundwater in arid regions for irrigation purposes?
Which type of aquifer is sandwitched between two layers having very low permeability?
Which type of aquifer is sandwitched between two layers having very low permeability?
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