Download AKTU B-Tech 1st Sem 2015-2016 EAS 105 Environment Ecology Question Paper

Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU)) B-Tech 1st Semester (First Semester) 2015-2016 EAS 105 Environment Ecology Question Paper

Printed Pages: 3 844 NAS-105
(Following Paper ID and Roll No. to be ?lled in your
Answer Book)
Roll No.
B. Tech.
(SEM. I) THEORY EXAMINATION, 2015-16
ENVIRONMENT & ECOLOGY
[Time:3 hours] ([Maximum Marks : I00] 0
Section - A
1. Attempt all parts. All parts carry equal marks. Write.
answer of each part in short. (2x10=20)
(a) What do you understand by th term ?Biotic and
Abiotic? with examples ?
(b) Explain the term ?Pollutant?. Give examples. ?
(c) What is Bio-accumulation ?
(d) De?ne Food Chain with example.
(6) De?ne. BAP and its source.
(D What is Urban-Sprawling ?
(g) Explain ?ood and its main cause.
40000 , (1) [P.T.O.]

(h) De?ne Air Prevention Act.
(i) What is migration and its types ? ?
I (j) Differentiate between photoautograph and
chemoautograph.
SECTION - B
Note: Attempt any five questions ?om this section : (10x5=5 0)
2. De?ne ecological pyramids and their types. Explain food
web with appropriate examples.
3. What are the different ways to restore the damage of
ecosystem ? Explain In-situ approach for conservation
of ecosystem. ? '
P
Explain different sources O_fwater pollution. How water
pollution affect the marine life ?
5. What are the different effects of air pollution on human,
plants and materials ?
6. De?ne Urban-Sprawling and positive and negative effects
of urbanization.
7. Draw and explain Nitrogen Cycle. Explain Nitri?cation
and de-nitri?cation process.
8. Explain the need of education for controlling the
pollution. What are bio-indicator and their types ?
40000 ' ' (2)
9." What are the different roles of individual 'for controlling
different kinds of pollution ?
SECTION - c
NotezAttempt any two question from this section : (15x2=30)
10. (a) Explain source, cause and effect of acid rain. How
it can be controlled ?
(b) Explain the need and functions of NGO?s for
pollution control.
11. (a) De?ne ecosystem, its structure concept and
function with examples.
(b) Explain the principle and working of solar cell with
diagram. ,
12. Explain :
(a) Tuberculosis
(b) Wet-scrubber.
40000 0- (3) [P.T.O.]