MAY2014
BCom 6th Semester
BCom 6th Semester
ENVIRONMENTAL
SCIENCE (SET-B)
Time allowed- 03 hrs Max.
Marks- 60
The question paper has two
sections
Section A consisting of 10
questions of 2marks each
Section
B consisting of 06 questions of 10 marks each out of which candidate is required
to attempt any 4.
Section-
A
Q1 ) Compulsory Question
a) What are the noise pollution standards given by CPCB?
b) What are biogeochemical cycles?
c) Explain Homeostasis.
d) Define Sucession
e) What is the affect of migration on population size?
f) Define Biome
g) How is ozone measured?
h) Differentiate between WRIT and PIL petition.
i) Explain the concept of COD test
j) Who are mineralizers and what is their role in ecosystem?
Section- B
Q
2)
Describe biotic and abiotic components of ecosystem.
Q
3)
Discuss various methods of wildlife conservation with suitable examples.
Q
4)
Describe biotic interactions in an ecosystem with examples.
Q
5)
Explain various earthquake disaster management techniques.
Q
6)
What is the environmental impact of excessive use of pesticides in agriculture? Explain in detail.
Q
7) Delineate issues related
with resettlemert and rehabilitation of population.
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