Download AKTU B-Tech 2nd Sem 2014-15 NAS 105 Environment And Ecology Question Paper

Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU)) B-Tech 2nd Semester (Second Semester) 2014-15 NAS 105 Environment And Ecology Question Paper

Printed Pages : 2
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(Following Paper ID and Roll No. to be ?lled in your Answer Book)
PAPER ID : 199224-N
Roll No.
B. Tech.
(SEM.II) THEORY EXAMINATION, 2014-15
ENVIRONMENT & ECOLOGY
Time : 2 Hours] [Total Marks : 50
Note : Attempt all questions. All questions calry equal marks.
? l Attempt any four parts of the following : 3.5><4=14
(a) Elaborate the statement "Multidisciplinary nature
of Environmental science".
(b) How would you broadly divide major layer or
regions of the atmosphere? State respective altitude
'and temprature ranges.
(c) What. are the basic components of Ecosystem?
(d) Discuss the various level of the Bio?diversity.
(e) Brie?y describe the need of public awareness
about the environment.
0
(f) What 'are non-conventional energy resources?
Discuss any two of them.
199224-111 _ 1 [Contd...

2 Attempt any two parts of the following ' 6><2=12
(a) (i) What are Ecological pyramids? Describe
energy pyramid.
(ii) Write in detail about the ?mctions of
ecosystem.
(b) What is Environmental Impact Assessment? Discuss
its importance in planning and implementation of
engineering projects
(c) De?ne pollution and pollutants. Discuss the adverse
effects and control measures of water pollution.
3 Attempt any two parts of the following : 6X2=12
(a) Explain in detail Carbon and nitrogen cycle.
(b) Write a short note on sustainable development.
(c) What are air borne diseases? Is it come under
the disease caused by air pollution?
4 Attempt any two parts of the following : 6X2=12
(a) What is meant by ozone depletion? How CFCs
and other ozone depleting substances affect ozone
shield?
(b) Why do we refer Environmental Protection Act,
1986 as an Umbrella Act? Discuss the
Environmental Protection rules, 1986.
(c) What are bio-indicators? Discuss the various
types of bio-indicators.
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