Download GTU BE/B.Tech 2019 Winter 7th Sem New 2172203 Environment Management In Mine Question Paper

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Subject Code: 2172203

GUJARAT TECHNOLOGICAL UNIVERSITY

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BE - SEMESTER- VII (New) EXAMINATION — WINTER 2019

Subject Name: Environment Management In Mine

Date: 28/11/2019

Time: 10:30 AM TO 01:00 PM

Total Marks: 70

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Instructions:

1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

1. Q.1

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   1. Discuss the environmental impacts of mining projects. (03)
   2. Discuss the objective of mine closure. (04)
   3. What is acid mine drainage? Explain its active treatment. (07)

2. Q.2

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   1. Explain the various post mining land uses. (03)
   2. Explain the procedure for the site selection for waste rock mill tailing disposal. (04)
   3. How ecological restoration of mine is carried out? Explain in brief. (07)

   OR

   1. Explain the procedure for getting environmental clearance for mining project. (07)

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   2. Describe the causes of noise pollution on surrounding environment. (03)
   3. Discuss the importance of mine reclamation. (04)

3. Q.3

   1. Explain passive treatment of acid mine drainage. (07)

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   2. Define the following term: Reclamation, Restoration and Rehabilitation. (03)
   3. Discuss the selection of post mining land use. (04)

   OR

   1. Explain risk and socio economic response of mine closure. (07)
   2. Describe the relevant provisions for the environment applicable to mining project. (03)

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   3. Discuss the closure of mine entries. (04)

4. Q.4

   1. Explain the various provisions of environmental protection act, 1986. (07)
   2. Discuss the importance of natural restoration. (03)

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   3. Describe the various management principles of post mining land use. (04)

   OR

   1. Explain environment management plan in brief. (07)
   2. Discuss the importance of ecological restoration. (03)
   3. What is waste Rock Mill Tailing disposal? Which factors should be considered during the selection of site for waste rock disposal? (04)

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5. Q.5

   1. Explain the various potential environment impact of waste rock mill tailing disposal. (07)
   2. Discuss the various inventory of pre-mining land use. (03)
   3. What is Rock Mill Tailing disposal? Explain the potential environment impact of mill tailing disposal. (04)

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   OR

   1. Explain environment impact assessment and its prediction in brief. (07)

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