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Old Wednesday, February 22, 2017
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Default Environmental Sciences Paper 2017

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION - 2017
FOR RECRUITMENT TO POST IN BS - 17
UNDER THE FEDERAL GOVERNMENT

ENVIRONMENTAL SCIENCE


TIME ALLOWED: THREE HOURS
PART - I (MCQs): MAXIMUM 30 MINUTES
PART - I (MCQs): MAXIMUM MARKS = 20
PART - II MAXIMUM MARKS = 80

NOTE:
(i) Part - II is to be attempted on the separate Answer Book.
(ii) Attempt ONLY FOUR questions from PART - II. ALL questions carry EQUAL marks.
(iii) All the parts (if any) of each Question must be attempted at one place instead of at different places.
(iv) Candidate must write Q. No. in the Answer Book in Accordance with Q. No. in the Q. Paper.
(v) No Page / Space be left blank between the answers. All the blank pages of Answer Book must be crossed.
(vi) Extra attempt of any question or any part of the attempted question will not be considered.

PART - II

Q.2 (A) How the hazardous material is defined, identified and differentiated from the toxic material? Explain the environmental problems and health risks linked with the hazardous waste.
(B) What stands for CERCLA and why it is related with hazardous waste?

Q.3 Which of the GHGs are the most significant contributors to the global warming? How do they work? And what mitigation steps could be taken to stabilize the GHG content of the atmosphere?

Q.4 (A) Discuss the global efforts that are currently in place to protect our ozone shield. What evidence is there that such efforts have been effective?
(B) Discuss and comment on the social and economic dimensions of Agenda 21.

Q.5 Trace the political history of UNFCCC and Kyoto Protocol. Do you think that the UNFCCC (2015) conference in Paris was the next step in reaching and agreement on climate change?

Q.6 What do you understand by climate and micro-climate?
(B) How do forest burning and land clearing affect the global climate?
(C) What impact would changing climate have on the 'ecosystem in general' and 'coastal environment in particular'?

Q.7 (A) What is generic engineering or biotechnology and how it may affect the agriculture and the environment.
(B) What is the relation between poverty and food security?

Q.8 Write short notes on any FOUR of the following
  1. E-waste
  2. Superfund
  3. Eutrophication
  4. Carbon foot print
  5. Smog
  6. Energy From Biomass
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Old Wednesday, February 22, 2017
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MCQs
1- Biodegradation of DDT result? DDE , DDS etc
2- EIA ?
3- what is vermicompositing ?
4- cooling , cleaning agent foe water ?
5- ozone molecule color ?
6- ozone layer in which sphere ?
7- high BOD level means ?
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Old Wednesday, February 22, 2017
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1. Biodiversity year: 2010
2. Montreal protocol: 1987
3. Ozone: blue
4. Which pyramid is not inverted: Both (energy and numbers)
5.Gas used in industry: Carbontetrachloride
6. High BOD: Highly polluted
7. When water is discharged into river, it should not: increase the salinity of the river
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Old Wednesday, February 22, 2017
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Quote:
Originally Posted by AR ZAIDI View Post
MCQs
1- Biodegradation of DDT result? DDE , DDS etc
2- EIA ?
3- what is vermicompositing ?
4- cooling , cleaning agent foe water ?
5- ozone molecule color ?
6- ozone layer in which sphere ?
7- high BOD level means ?

1. DDE
2.
3. Worms
4. CCl4
5. Blue
6. Stratosphere
7. Highly polluted
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Old Wednesday, February 22, 2017
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computer science paper??
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  #6  
Old Wednesday, February 22, 2017
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MCQs

1. Biodiversity year: 2010
2. Montreal protocol: 1987
3. Colour of Ozone: blue
4. Which pyramid is not inverted: Both (energy and numbers)
5. Cooling, cleaning agent in industry: Carbon tetra-chloride
6. High BOD level of water meanss: Highly polluted
7. When water is discharged into river, it should not: increase the salinity of the river
8. Bio-degradation of DDT results in: DDE
9. Baseline data in EIA shows: ?
10. Vermi-composting is a composting done by: Worms
11. Ozone layer lies in: Stratosphere
12. Endemic specie are: Specific to a region
13. Endangered (?) specie can be saved by: Gene Bank? Gene pool?
14. Contaminated water causes: Typhoid
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