Download PTU B.Sc CS-IT 2020 March 4th Sem 72325 Environment Science Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) B-Sc CSE-IT (Bachelor of Science in Computer Science) 2020 March 4th Sem 72325 Environment Science Previous Question Paper

1 | M- 72325 (S3)-1894

Roll No. Total No. of Pages : 02
Total No. of Questions : 07
B.Sc.(CS) (2013 & Onwards) (Sem.?4)
ENVIRONMENT SCIENCE
Subject Code : BCS-409
M.Code : 72325
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains SIX questions carrying TEN marks each and a student has
to attempt any FOUR questions.

SECTION-A
1. Answer briefly :
a) Define Ecosystem. What are its components?
b) Differentiate between renewable and non-renewable resources giving two examples
of each.
c) List four biodiversity hot spots of India.
d) List the classification of sources of Air Pollution with examples of each.
e) Write any four causes of Soil Pollution.
f) What are the urban problems related to energy?
g) What is meant by sustainable development?
h) What is environmental ethics?
i) Why is population explosion an environmental concern?
j) List any four human health effects related to environmental degradation.
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1 | M- 72325 (S3)-1894

Roll No. Total No. of Pages : 02
Total No. of Questions : 07
B.Sc.(CS) (2013 & Onwards) (Sem.?4)
ENVIRONMENT SCIENCE
Subject Code : BCS-409
M.Code : 72325
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains SIX questions carrying TEN marks each and a student has
to attempt any FOUR questions.

SECTION-A
1. Answer briefly :
a) Define Ecosystem. What are its components?
b) Differentiate between renewable and non-renewable resources giving two examples
of each.
c) List four biodiversity hot spots of India.
d) List the classification of sources of Air Pollution with examples of each.
e) Write any four causes of Soil Pollution.
f) What are the urban problems related to energy?
g) What is meant by sustainable development?
h) What is environmental ethics?
i) Why is population explosion an environmental concern?
j) List any four human health effects related to environmental degradation.
2 | M- 72325 (S3)-1894

SECTION-B
2. Explain the ecosystem concept, the structure and interrelationship. Discuss the
importance of ecological pyramids.
3. List out the major environmental problems in your region. Analyze the problems and
identify the technological interventions to which can be used to solve the problems.
4. Discuss the strategies for disaster management taking the floods as a typical natural
disaster.
5. Explain the importance of value education, awareness and community participation in
environmental protection activities in India.
6. Write notes on :
a) Urban water conservation strategies
b) Global warming and climate change
7. List various environmental laws in India. Discuss the salient provisions and issues
associated with its enforcement.








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page of Answer Sheet will lead to UMC against the Student.
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