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What is 'Rat hole' mining? 
  • a)
    Mining in places where there are lots of rats
  • b)
    Mining done by family members in the form of a long narrow tunnel
  • c)
    Mining that kills rats
  • d)
    None of these
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
What is Rat hole mining?a)Mining in places where there are lots of rat...
Rat-hole mining is a primitive and hazardous method of mining for coal, with tunnels that are only 3-4 feet in diameter (hence, rat-hole), leading to pits ranging from 5-100 sq. mt deep.
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What is Rat hole mining?a)Mining in places where there are lots of rat...
B is the correct option.Most of the minerals in India are nationalised and they can be extracted with due permission of the government. ... Mining of minerals like coal, iron ore, limestone, dolomite, etc., is done by family members in the form of a long narrow tunnel, known as 'Rat-hole Mining'.
Rat-hole mining is a primitive and hazardous method of mining for coal, with tunnels that are only 3-4 feet in diameter (hence, rat-hole), leading to pits ranging from 5-100 sq.
 
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