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 NAS 105 Environment And Ecology Question Paper
(Following Paper ID and Roll No. to be filled in your
Answer Book)
_Roll No.
B.Tech.
(SEM. I) THEORY EXAMINATION, 2015-16
ENVIRONMENTAND ECOLOGY
[Time:3 Hours] .. [Total Marks:100]
Section-A
l. Attempt all parts. All parts carry equal marks. Write
ans'werofeach part in short. (2x10=20)
(a) What is Ecosystem?
? (b) Why is green house is necessary for the earth?
(c) De?ne urban sprawling.
((1) Explain Air (Pervention and Control of Pollution)
Act 1981.
(6) Explain Bio?magni?cation with example.
(f) What is Food web? Give example.
(g) De?ne BAP and its source of production.
2300 (1) P.T.O.
2300
(h) Explain Eutrophication with example.
(i) What is ?pollution? and its types.
0) De?ne ?Tropical Structure? with example.
Section-B
? _ Attempt any ?ve questions from this section. (10x5=50)
2.
Why the education and awareness in common people is
necessary for pollution control?
Write a short note on restoration of damages of
ecosystem.
Explain the term ?Bio-Diversity? and Threat to
biodiversityf?. ?
What are the different characteristics of population?
Draw and explain Carbon Cyele.
What are the different methods by which an individual
can control different kind of pollution?
Explain In?situ and Ex-situ conservation approach of
ecosystem.
What are the various sources and effects of air pollution
on materials and huma beings?
(2) szs-los
SECI'ION-C
attempt any two questions from this section.
(15x2=30)
11. (a) Differentiate between Conventional enegry
resources and non-conventional energy resources
with examples.
(b) Discribe what ate the functions of NGOs for the
controlling the pollution.
12. (a) Di??erentiate between positive and negative impact
of farming.
(b) Explain why waterlogging and salinity are
responsible'for decrease in soil fertility.
_x_
2300 (3)
This post was last modified on 29 January 2020