This download link is referred from the post: PTU B.Sc IT (BCA) Last 10 Years 2010-2020 Previous Question Papers || Punjab Technical University
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Roll No.
Total No. of Pages : 02
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Total No. of Questions : 07
B.Sc.(IT) (2015 & Onwards)/BCA (2013 & Onward) (Sem.-2)
ENVIRONMENTAL SCIENCE
Subject Code : EVSC-101
M.Code: 10056
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Time: 3 Hrs.
Max. Marks : 60
INSTRUCTION TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains SIX questions carrying TEN marks each and a student has to attempt any FOUR questions.
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SECTION-A
- Answer all parts of the question :
- Why is environmental studies considered multidisciplinary?
- What are the components of ecosystem?
- List any four problems of overexploitation of forest resources.
- What is meant by biodiversity? Why is it important to protect biodiversity?
- Differentiate (with examples) between primary and secondary air pollutants.
- List any four effects of Noise Pollution.
- What is a natural disaster? List two disaster management measures for earthquake.
- What is meant by Global warming? List any four causative agents of global warming in the order of warming potential.
- How does acid rain occur?
- How is information technology useful in environmental management and human health?
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SECTION-B
- Discuss various environmental consequences of the Agricultural Revolution.
- Discuss the concept of ecological pyramid and indicate the energy flow through ecosystem.
- Explain causes and effects of :
- Marine pollution
- Thermal pollution
- Consider water as a natural resource and explain the importance of rainwater harvesting.
- Discuss the importance of awareness and value education in environmental management.
- Discuss the major environmental issues dealt in any four major environmental laws/acts enacted in India.
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B.Sc IT (BCA) Last 10 Years 2010-2020 Previous Question Papers || Punjab Technical University