Bangalore University 2007 B.B.M ENVIRONMENTAL STUDIES - Question Paper

ii semester B.B.M examination
may/june 2007
environmental studies

time :3 hours
max marks:90
PART -A

I ans ANY TEN OF THE FOLLOWING(2*10=20)
i)what are natural resources?
ii)what is shifting cultivation?
ii)what is an aquifer?
iv)what are minerals?
v)what are the kind of minning?
vi)what is carrying capacity?
vii)differentiate renewable and non -renewable energy sources and provide an example of every
viii)what are shelterbelts?
ix)what is a food chain?give an example
x)define ecological succession
xi)differentiate in-sutu and ex-situ conservation
xii)what is biomagnification ?give an example

part-b
2 write explanatory notes on any five(5*5=25)
a)causes and consequences of deforestation
d)solar energy
c)water logging
d)universal enery flow model
e)biogeographic habitats of India
f)endangered species
g)acid rain

part-c
ans any 3 question(15*3=45)
3."development leds to destruction".substantiate with special reference to dams
4.what are the agents of soil erosion?suggest soil conservation practices
5 a)"India is a Mega-diversity nation".Amplify
b)What are hot spots of biodiversity?mention the indian hot spots
6 a)"noise is a sinister threat".substantiate with reference to auditory and anan-auditory effects of noise
b)))))give the noice standards recommended by CPCB
7"population .consumerism and waste production are interrelated"comment.

Earning:   Approval pending.