Anna University GE2021 Environmental Science and Engineering Nov Dec 2021 Question Paper

Anna University Previous Years Question Paper

Question Paper Code : 80629

Reg. No. : 

B.E./B.Tech. DEGREE EXAMINATIONS, NOVEMBER/DECEMBER 2021. 

Eighth Semester 

Civil Engineering 

GE 2021 — ENVIRONMENTAL SCIENCE AND ENGINEERING 

(Common to Sixth Semester – Petroleum Engineering, Fifth Semester – Mechanical Engineering, Aeronautical Engineering, Automobile Engineering, Electronics and Communication Engineering and Production Engineering – Third Semester – Computer Science and Engineering, Civil Engineering and Information Technology and Fourth Semester – Biomedical Engineering) 

(Regulations 2008) 

Time : Three hours Maximum : 100 marks 

Answer ALL questions. 

PART A — (10 × 2 = 20 marks) 

1. Define Ecosystem. 

2. Write about ecological pyramids. 

3. Define the term Noise Pollution. 

4. What is a cyclone? 

5. Define the term flood. 

6. What are the effects of pesticides? 

7. What is rain water harvesting? 

8. Define sustainable development. 

9. Expand HIV. 

10. What is value education? Give its significance. 

PART B — (5 × 16 = 80 marks) 

11. (a) (i) What is an ecosystem? Give an account of the structure and function of forest ecosystem. (8) 

 (ii) Discuss the causes for extinction of species. (8) 

Or 

(b) (i) Explain the flow of energy in an ecosystems. (8) 

 (ii) Discuss the concept of biodiversity at three hierarchical levels. (8) 

12. (a) Explain the causes, effects and control measures of water pollution. 

Or 

(b) (i) Explain about any one nuclear holocaust. (8) 

 (ii) Give in detail the various strategies to control the municipal solid waste generation. (8) 

13. (a) (i) What is Deforestation? Write the effects of deforestation. (8) 

 (ii) Write briefly the Environmental issues caused by mineral resources. (8) 

Or 

(b) Explain the role of alternate energy sources in pollution control with case studies. 

14. (a) (i) What are the major urban problems related to energy? (8) 

 (ii) Briefly discuss the salient features of the Environment (Protection) Act, 1986. (8) 

Or 

(b) (i) What is a watershed? Critically discuss the objectives and practices of water shed management. (8) 

 (ii) Write short notes on Nuclear accidents and holocaust. (8) 

15. (a) Describe the role of information technology in environment and human health. 

Or 

(b) Write short notes on : (4 × 4 = 16) 

 (i) Effect of Modern agriculture 

 (ii) HIV/AIDS 

 (iii) Noise Pollution 

 (iv) Role of an individual in prevention of pollution. 

—————— 

Attachments:

PDF Link : Click here to download Anna University GE2021 Environmental Science and Engineering Nov Dec 2021 Question Paper

Scanned Copies:

GE6351 Environmental Science and Engineering (EVS) All Previous Years Question Papers

University: Anna University Chennai
Course: B.E Civil Engineering
Subject: GE6351 Environmental Science and Engineering
Semester: 3
Course Year: II
Regulations (Current): 2013
Old Regulation: 2008 / 2010
Old Subject Code:GE2021
Question Papers Type: All Previous Years Question Papers Collection

1. GE6351 Environmental Science and Engineering (EVS) May June 2016 Question Paper
2. GE6351 Environmental Science and Engineering (EVS) April May 2015 Question Paper
3. GE6351 Environmental Science and Engineering (EVS) Nov Dec 2015 Question Paper
4. GE2021 Environmental Science and Engineering (EVS) May June 2014 Question Paper
5. GE2021 Environmental Science and Engineering BE MECH Nov Dec 2014 Question Paper OR GE2021, GE32, GEU024, ME080100016, ME080380015 - Environmental Science and Engineering: Anna University B.E MECH 2014 Question Paper
6. GE2021 Environmental Science and Engineering (EVS) May June 2013 Question Paper
7. GE2021 Environmental Science and Engineering (EVS) Nov Dec 2013 Question Paper
8. GE2021 Environmental Science and Engineering (EVS) May June 2012 Question Paper
9. GE2021 Environmental Science and Engineering (EVS) Nov Dec 2012 Question Paper
10. GE2021 Environmental Science and Engineering (EVS) April May 2011 Question Paper
11. GE2021 Environmental Science and Engineering (EVS) Nov Dec 2011 Question Paper
12. GE2021 Environmental Science and Engineering (EVS) April May 2010 Question Paper
13. GE2021 Environmental Science and Engineering (EVS) Nov Dec 2010 Question Paper
14. GE2021 Environmental Science and Engineering (EVS) Nov Dec 2009 Question Paper

GE2021 Environmental Science and Engineering (EVS) May June 2012 Question Paper

Anna University Chennai EVS Question Papers for B.E Civil / CSE / Mechnical
B.E./B.Tech. DEGREE EXAMINATION, MAY/JUNE 2012.
Third Semester
Computer Science and Engineering
GE2021/GE 32/HS 1201/10177 GE 001/080100016/080380015-ENVIRONMENTAL SCIENCE AND ENGINEERING
(Regulation 2008)
Time : Three hours
Maximum: 100 marks

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Answer all questions.
PART A-(10*2 = 20 marks)

1. Define ecosystem.
2. Write about ecological pyramids.
3. Explain the term photo-chemical smog.
4. Write any four sources of water pollution.
5. Define BOD5.
6. What is population pyramid? Explain.
7. Name any four Natural Resources.
8. Why value education is important?
9. How nuclear waste disposed safely?
10. List various Clean Air Act Amendments.

PART B- (5 x 16 = 80 marks)

11. (a) Explain the structure and functions of all Ecosystems.
Or
(b) (i) Explain the conservation of biodiversity in Global level. [Marks 8]
(ii) What is Thermal pollution? Explain. [Marks 8]
12. (a) (i) Write briefly the impact of Air pollution on humans. [Marks 10]
(ii) What is Thermal pollution? Explain. [Marks 6]
Or
(b) Explain the role of an individual in prevention of pollution and Disaster Management with suitable recent case study.
13. (a) (i) What is Deforestation? Write the effects of deforestation. [Marks 8]
(ii) Write briefly the environmental issues caused by mineral resources [Marks 8]
Or
(b) Explain the role of alternate energy sources in pollution control with case studies.
14. (a) Define water Reuse and conservation and explain the methods adopted to conserve water in industries.
Or
(b) Explain the various prevention and control of pollution Act used in air, water and nuclear waste disposal.
15. (a) Explain the role of information technology in environmental field with suitable case study.
Or
(b) Write short notes on [4 x 4 = 16 Marks]
(i) Effect of modern agriculture.
(ii) Population growth and explosion.
(iii) Noise pollution.
(iv) Conservation of biodiversity. 

GE2021 Environmental Science and Engineering (EVS) April May 2010 Question Paper

Anna University Chennai
Question Paper Code: E3106
B.E./B.Tech. DEGREE EXAMINATION, April / May 2010
Fifth Semester
Electronics and Communication Engineering
GE2021 Environmental Science and Engineering
(Regulation 2008)

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Attachments:

GE2021 Environmental Science and Engineering (EVS) Nov Dec 2010 Question Paper

Anna University Chennai
Question Paper Code: 53170
B.E./B.Tech. DEGREE EXAMINATION, Nov / Dec 2010
Fifth Semester
Electronics and Communication Engineering
GE2021 Environmental Science and Engineering
(Common to B.E./B.Tech. Third Semester Computer Science and Engineering, Civil Engineering and Information Technology)
(Also common to Fourth Semester Biomedical Engineering and Fifth Semester/Aeronautical Engineering, Automobile Engineering, Electronics and Communication Engineering and Production Engineering)
(Regulation 2008)

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Attachments:

GE2021 Environmental Science and Engineering (EVS) April May 2011 Question Paper

Anna University Chennai
Question Paper Code:
B.E./B.Tech. DEGREE EXAMINATION, April / May 2011
Fifth Semester
Electronics and Communication Engineering
GE2021 Environmental Science and Engineering
[Common to Fifth Semester – Aeronautical Engineering, Automobile Engineering, Electronics and Communication Engineering, Mechanical Engineering, Production Engineering – Fourth Semester Biomedical Engineering –  Third Semester – Computer Science and Engineering, Civil Engineering and Information Technology]
(Regulation 2008)

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Attachments:

GE2021 Environmental Science and Engineering (EVS) Nov Dec 2011 Question Paper

Question Paper Code:
Anna University Chennai
B.E./B.Tech. DEGREE EXAMINATION, Nov / Dec 2011
Fifth Semester
Electronics and Communication Engineering
GE2021 Environmental Science and Engineering
[Common to Sixth Semester – Petroleum Engineering, Fifth Semester – Aeronautical Engineering, Automobile Engineering, Electronics and Communication Engineering and Production Engineering – Third Semester – Computer Science and Engineering, Civil Engineering and Information Technology and Fourth Semester – Biomedical Engineering]
(Regulation 2008)

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Attachments:

GE2021 Environmental Science and Engineering (EVS) Nov Dec 2012 Question Paper

Anna University Chennai
Question Paper Code: 11424
B.E./B.Tech. DEGREE EXAMINATION, Nov / Dec 2012
Third Semester
Civil Engineering
GE2021 / GE 32/GE 33/10177 GE 001/080100016/08038001
Environmental Science and Engineering
[Common to Sixth Semester – Petroleum Engineering, Fifth Semester – Aeronautical Engineering, Automobile Engineering, Electronics and Communication Engineering and Production Engineering – Third Semester – Computer Science and Engineering, Civil Engineering, textile chemistry, Pharmaceutical technology, Petrochemical Engineering and Information Technology and Fourth Semester – Biomedical Engineering and Eighth Semester - Marine engineering]
(Regulation 2008)
(common to PTGE 2021 - Environmental science and engineering for B.E. (part time )- second semester electronics and instrumentation engineering ,textile technology and third semester - Civil Engineering - Regulation 2009)

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Question Paper Attachments:

GE2021 Environmental Science and Engineering (EVS) May June 2013 Question Paper

Anna University , Chennai
Question Paper Code: 21458
B.E./B.Tech. DEGREE EXAMINATION, MAY/JUNE 2013
Third Semester
Civil Engineering
GE2021 / GE 32/GE 33/10177 GE 001/080100016/08038001 Environmental Science and Engineering

[Common to Sixth Semester – Petroleum Engineering, Fifth Semester – Aeronautical Engineering, Automobile Engineering, Electronics and Communication Engineering and Production Engineering – Third Semester –Computer Science and Engineering, Civil Engineering ,textile chemistry, Pharmaceutical technology, Petrochemical Engineering and Information Technology and Fourth Semester – Biomedical Engineering and Eighth Semester - Marine engineering]

(Regulation 2008/2010)

(common to PTGE 2021 - Environmental science and engineering for B.E. (part time )- second semester electronics and instrumentation engineering ,textile technology and third semester - Civil engineering - Regulation 2009)

Note: This subject code GE2021 is now GE6351 in new regulation 2013

Attachments: