y‘◊]Eı aeFÓÁ / Serial No. : ÂXTˆÁL› a«\ˆÁb ]«N˛ ◊[˝`ü◊[˝VÓÁ_Ã^
NETAJI SUBHAS OPEN UNIVERSITY
◊[˝. ◊Qˆ. ◊Y. ◊`l˘Á[˝bÔÁ‹ôˆ YÃ[˝›l˘Á — ◊Qˆ„a∂ëˆÃ[˝, 2013 C L«X, 2014
B. D. P. Term End Examination — December, 2013 & June, 2014
Compulsory Course
( %Á[˝◊`ÓEı YÁPˆy‘] /
)
Y◊Ã[˝„[˝` ◊[˝VÓÁ / Environmental Studies
Y“¨K˜„VÃ[˝ `…XÓÿöˆÁ„X YÃ[˝›l˘ÁUfi„Eı TˆÁÃ[˝ ◊XL Y“„Ã^ÁL„X Y…SÔ EıÃ[˝„Tˆ c˜„[˝
A[˝e ◊X‰∂oˆ ]«◊V–Tˆ ◊X„V¤`Á[˝◊_ aTˆEÔıTˆÁÃ[˝ a„Ü YÁ_X EıÃ[˝„Tˆ c˜„[˝*
Complete this cover in your own interest, and
follow carefully the instructions printed below.
ÂÃ[˝Á_ ................................... X∂ëˆÃ[˝ .....................................
Roll
Number
XLÃ[˝VÁ„Ã[˝Ã[˝ ÿëˆÁl˘Ã[˝
Signature of the Invigilator
^UÁUÔ Y“◊TˆYÁV„X Y“◊TˆÿëˆÁl˘◊Ã[˝Tˆ
Signed on Verification
◊X[˝μ˘X X∂ëˆÃ[˝ .......................................................................
Enrolment Number
YÃ[˝›l˘Á ÂEı‰≥V–Ã[˝ aá˚Á_„EıÃ[˝ ÿëˆÁl˘Ã[˝
Signature of the Co-ordinator
....................................................................... YÃ[˝›l˘Á , aX
Examination, Year
YÃ[˝›l˘ÁUfi„VÃ[˝ Y“◊Tˆ ◊X„V¤`
INSTRUCTIONS TO CANDIDATES
WRITTEN ASSESSED ANSWER SCRIPT OF THIS QUESTIONCUM-ANSWER BOOKLET SHALL NOT BE PRESERVED BY THE
UNIVERSITY BEYOND THREE MONTHS FROM THE
RESPECTIVE DATES OF PUBLICATION OF RESULTS. YÃ[˝›l˘ÁUfi„VÃ[˝ Y…Ã[˝S
EıÃ[˝„Tˆ c˜„[˝
ÂEı[˝_]Áy ]…_ÓÁÃ^Eı„VÃ[˝
LXÓ
=w¯Ã[˝ ÂVCÃ^Á Y“‰`¬Ã[˝
y‘◊]Eı aeFÓÁ
Marks awarded To be filled in by
the Candidates
1*
A◊ªRÙO AEı◊ªRÙO Y“`¬-ac˜ =w¯Ã[˝ Y«◊ÿôˆEıÁ*
2*
Y“`¬ aeFÓÁ 1-AÃ[˝ a◊PˆEı =w¯Ã[˝◊ªRÙO Y“Vw¯ [˝Á„j "9' ◊ªJÙ◊c˜‘Tˆ EıÃ[˝”X*
3*
Y“‰`¬Ã[˝ =w¯Ã[˝ Y“‰`¬Ã[˝ X›‰ªJÙ ÂVCÃ^Á LÁÃ^GÁ„Tˆc˜O ◊V„Tˆ c˜„[˝, %XÓy XÃ^*
4*
Ac˜O Y“`¬-ac˜ =w¯Ã[˝ Y«◊ÿôˆEıÁ◊ªRÙO ÂEıÁ„XÁ Âl˘‰yc˜O YÃ[˝›l˘Á Eıl˘ ÂU„Eı
[˝Ác˜O„Ã[˝ ◊X„Ã^ ^ÁCÃ^Á ^Á„[˝ XÁ*
This is a Question-cum-Answer booklet.
Mark '9' in the given box for the correct answer of
Question No. 1.
Serial No. of
question answered
For Evaluators
Only
Y“Áä X∂ëˆÃ[˝
Answers are to be written in the space provided
under each question and nowhere else.
In no circumstances may you take this Questioncum-Answer booklet from the Examination Room.
5*
Y“`¬m◊_ [˝Áe_Á A[˝e c˜OeÃ[˝ÁL› \ˆÁbÁÃ^ ]«◊V–Tˆ %Á‰ªK˜* YÃ[˝›l˘ÁUfiÃ[˝Á %[˝`Óc˜O
[˝Áe_Á %U[˝Á c˜OeÃ[˝ÁL›„Tˆ a+…SÔ =w¯Ã[˝ EıÃ[˝„[˝X ; %e`Tˆf [˝Áe_Á
%e`Tˆf c˜OeÃ[˝ÁL›„Tˆ =w¯Ã[˝ EıÃ[˝Á ^Á„[˝ XÁ* V«◊ªRÙO \ˆÁbÁÃ[˝ ]„W˝Ó ^◊V ÂEıÁ„XÁ
%aeG◊Tˆ [˝Á ◊[˝}Á◊‹ôˆ ÂVFÁ ^ÁÃ^ TˆÁc˜„_ [˝Áe_Á„Eıc˜O ªJ…ÙQÕˆÁ‹ôˆ W˝Ã[˝„Tˆ c˜„[˝*
The questions are printed in Bengali and English
versions. Candidates should answer wholly in
Bengali or English and not partly in Bengali and
partly in English. In case of any doubt or
discrepancy in between the two versions, Bengali
version will prevail.
TOTAL
]…_ÓÁÃ^Eı Y“W˝ÁX YÃ[˝›l˘Eı / aá˚Á_Eı / a]ÓEı-YÃ[˝›l˘Eı
Head Examiner/Co-ordinator/Scrutineer
B.A./B.Sc./B.Com.-5401-G Evaluator
ENVS (UT-8)
2 B.A./B.Sc./B.Com.-5401-G 3
a]Ã^ f ªV«c˜O H∞RÙOÁ
ENVS (UT-8)
Y…SÔ]ÁX f 50
Time : 2 Hours
Full Marks : 50
( ]Á„XÃ[˝ mÃ[˝”±ºˆ f 70% )
( Weightage of Marks : 70% )
Y◊Ã[˝◊]Tˆ C ^UÁ^U =w¯„Ã[˝Ã[˝ LXÓ ◊[˝„`b ]…_Ó ÂVCÃ^Á c˜„[˝* %£à˘ [˝ÁXÁX, %Y◊Ã[˝¨K˜~TˆÁ A[˝e %Y◊Ã[˝õıÁÃ[˝ c˜ÿôˆÁl˘„Ã[˝Ã[˝
Âl˘‰y X∂ëˆÃ[˝ ÂEı‰ªRÙO ÂXCÃ^Á c˜„[˝* =YÁ„‹ôˆ Y“‰`¬Ã[˝ ]…_Ó]ÁX a…◊ªJÙTˆ %Á‰ªK˜*
Special credit will be given for accuracy and relevance in the answer. Marks will be deducted for
incorrect spelling, untidy work and illegible handwriting.
The weightage for each question has been indicated in the margin.
1.
a◊PˆEı =w¯Ã[˝◊ªRÙO "9' ◊ªJÙ◊c˜‘Tˆ EıÃ[˝”X f
(a)
[˝Áÿô«ˆTˆ‹óˆ (Eco-system) `å◊ªRÙO Y“U] ªJÙÃ^X Eı„Ã[˝X
∫RÙOÁ+
F
QˆÁÃ[˝=c˜OX
ªRÙOÓÁ≥a◊_ (Tansley) F
(b) \…ˆ◊]l˘„Ã^Ã[˝ AEı◊ªRÙO EıÁÃ[˝S c˜_
F
M«ı]ªJÙÁb
F
£õı E ı◊b
W˝ÁYªJÙÁb
(c)
◊LÃ^Á◊QÔˆÃ^Á ÂÃ[˝Á„GÃ[˝ [˝Ác˜Eı L›[˝ÁS« c˜_
ÊY“Á‰ªRÙOÁ„LÁÃ^Á
F
YÓÁÃ[˝ÁaÁc˜OªRÙO F
[˝ÓÁEı‰ªRÙO◊Ã[˝Ã^Á
(d) "ÊzıÁ„Ã[˝Á◊aa' ÂÃ[˝ÁG a ◊rÙ c˜Ã^ ........................ L◊XTˆ V…bS ÂU„Eı*
C„LÁX GÓÁa F
ÊzıÁ◊Ã[˝X GÓÁa
ÊzıÁ„Ã[˝ÁZ¿«ıC„Ã[˝ÁEıÁ[˝ÔX ªF
(e)
\…ˆY úˆ ÂU„Eı .............................. ◊Eı„_Á◊]ªRÙOÁÃ[˝ Y^Ô‹ôˆ CY„Ã[˝Ã[˝ [˝ÁÃ^«ÿôˆÃ[˝„Eı ƜلYÁ◊ÿˆïıÃ^ÁÃ[˝ [˝„_*
14
F
18
F
22
(f)
L_ V…bS Y“◊Tˆ„Ã[˝ÁW˝ aey‘Á‹ôˆ %Ác˜OX EıTˆ aÁ„_ \ˆÁÃ[˝Tˆ›Ã^ aea„V Y“SÃ^X EıÃ[˝Á c˜Ã^ ?
1957
F
1974
F
1948
(g)
DDT AEı◊ªRÙO
Eı›ªRÙOXÁ`Eı
F
Ã[˝ÁaÁÃ^◊XEı aÁÃ[˝ F
L_„`ÁW˝Eı
(h) ◊ªJÙY„EıÁ %Á„≥VÁ_X ÂEıÁXÀ Ã[˝Á„LÓ aeG◊PˆTˆ c˜Ã^ ?
]W˝ÓY“„V`
F
=w¯Ã[˝Y“„V`
TˆÁ◊]_XÁQÕΔˆ
F
(i)
WHO ◊X„V¤≈◊`Tˆ `„åÃ[˝ ◊XÃ[˝ÁYV Y“Á[˝_Ó]ÁyÁ c˜_ ........................... ÂQˆ◊a„[˝_*
80
F
45
F
90
(j)
L_Á\…ˆ◊] %á˚„_ [˝Á L›[˝„V„c˜Ã[˝ YªJÙ„XÃ[˝ Zı„_ ................................. GÓÁa a ◊rÙ c˜Ã^*
CO2
F
CH4
F
SO2
B.A./B.Sc./B.Com.-5401-G
1 × 10 = 10
F
F
F
F
F
F
F
F
F
F
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UT-8)
4 1.
1 × 10 = 10
Tick
"9' the correct answer :
(a)
The term 'Eco-system' was first coined by
F
Tansley
(b)
F
F
Dry farming
F
F
bacteria
'Chlorosis' is caused by which type of pollution ?
F
Ozone (O3)
F
Chlorine (Cl)
F
At which level (in km) of the atmosphere 'Troposphere' exists ?
14
(f)
F
parasite
Chlorofluorocarbon (CFC)
(e)
F
Jhum cultivation
The carrier of giardia is
protozoa
(d)
F
Darwin
One of the reasons for soil erosion is
Terrace cultivation
(c)
F
Stamp
F
18
F
22
F
In which year Water Pollution Control Act was enacted in Indian
Parliament ?
1957
(g)
F
F
F
chemical fertilizer
F
water purifier
F
F
Madhya Pradesh
F
Uttar Pradesh
F
According to WHO, what is the permissible limit of sound (in decibel) ?
80
(j)
1948
In which state 'Chipko' movement was organised ?
Tamil Nadu
(i)
F
DDT is
pesticide
(h)
1974
F
45
F
90
F
Which gas is released in the marshy area or due to decomposition of animal
bodies ?
CO2
F
B.A./B.Sc./B.Com.-5401-G CH4
F
SO2
F
5
2.
Â^-ÂEıÁ„XÁ V`◊ªRÙO Y“‰`¬Ã[˝ Y“◊Tˆ◊ªRÙOÃ[˝ =w¯Ã[˝ Y“Vw¯ ªJÙÁÃ[˝◊ªRÙO _Ác˜O„XÃ[˝ ]„W˝Ó ◊_F«X f
ENVS (UT-8)
2 × 10 = 20
Answer briefly any ten of the following questions in the given four lines :
(a)
[˝ÁÃ^« V…b„SÃ[˝ ªJÙÁÃ[˝◊ªRÙO =d„aÃ[˝ XÁ] ◊_F«X*
Mention four sources of air pollution.
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(b)
A_-◊X„XÁ ◊Eı ?
What is El-Nino ?
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(c)
◊Qˆ-XÁc˜O◊ÆœÙ◊Zı„Eı`X EıÁ„Eı [˝„_ ?
What do you mean by denitrification ?
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(d)
%∂⁄ˆ[˝ ◊rÙ ◊Eı ?
What is acid rain ?
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B.A./B.Sc./B.Com.-5401-G
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UT-8)
6 (e)
L_V…b„SÃ[˝ Zı„_ ]ÁX[˝„V„c˜ ◊Eı ◊Eı ÂÃ[˝ÁG a ◊rÙ c˜Ã^ ?
What are the diseases caused in human body due to water pollution ?
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(f)
ÊzıÁ„Ã[˝ÁZ¿«ıC„Ã[˝ÁEıÁ[˝ÔX ◊Eı ?
What is chlorofluorocarbon (CFC) ?
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(g)
ÈL[˝ %◊j„LX ªJÙÁ◊c˜VÁ [˝_„Tˆ ◊Eı Â[˝Á„MıX ?
What do you mean by Biological Oxygen Demand ?
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(h)
%ÓÁ≥RÙOÁEÔı◊ªRÙOEıÁÃ^ C„LÁX GTˆ¤ a ◊rÙÃ[˝ EıÁÃ[˝S ◊Eı ?
What are the causes of ozone depletion at Antarctica ?
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B.A./B.Sc./B.Com.-5401-G 7
(i)
ENVS (UT-8)
[˝Áÿô«ˆTˆ„‹óˆÃ[˝ ◊Eı ◊Eı Y“EıÁÃ[˝„\ˆV %Á‰ªK˜ ?
What are the different types of Ecosystem ?
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(j)
E ı◊b L◊]„Tˆ Eı›ªRÙOXÁ`Eı [˝Ó[˝c˜Á„Ã[˝Ã[˝ a]aÓÁ ◊Eı ?
What are the problems of use of pesticide in agricultural field ?
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(k)
[˝L¤Ó YVÁ„UÔÃ[˝ [˝Ó[˝ÿöˆÁYXÁ a+„EÔı ae„l˘„Y ◊_F«X*
Write in brief about waste treatment.
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(l)
`åV…bS Eı›\ˆÁ„[˝ ÂÃ[˝ÁW˝ EıÃ[˝Á ^ÁÃ^ ?
How to control sound pollution ?
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B.A./B.Sc./B.Com.-5401-G
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UT-8)
8 (m)
◊ªJÙY„EıÁ %Á„≥VÁ_X ÂEıX aeG◊PˆTˆ c˜„Ã^◊ªK˜_ ?
Why Chipko Movement was organised ?
_________________________________________________________________________________
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(n)
◊]„UX GÓÁ„aÃ[˝ =da ◊Eı ?
What is the source of methane gas (CH4) ?
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(o)
Y ◊U[˝›Ã[˝ ªK˜ÁTˆÁ EıÁ„Eı [˝„_ ?
What do you mean by umbrella of the earth ?
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3.
ae◊l˘ä ªRÙO›EıÁ ◊_F«X (Â^ ÂEıÁ„XÁ YgÁªJÙ◊ªRÙO) Y“Vw¯ %ÁªRÙO◊ªRÙO _Ác˜O„XÃ[˝ ]„W˝Ó f
4 × 5 = 20
Write short notes on any five of the following in the given eight lines :
(a)
W˝ÁÃ[˝S„^ÁGÓ =~Ã^X
Sustainable development
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B.A./B.Sc./B.Com.-5401-G 9
(b)
ENVS (UT-8)
[˝Áÿô«ˆTˆ„‹óˆÃ[˝ =YÁVÁX
Components of ecosystem
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(c)
aÁc˜O„_≥RÙO \ˆÓÁ◊_ %Á„≥VÁ_X
Silent Valley Movement
_________________________________________________________________________________
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(d)
[˝¿ÓÁEıZ«ıªRÙO ◊Qˆ◊LL
Blackfoot disease
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B.A./B.Sc./B.Com.-5401-G
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UT-8)
10 (e)
G–›Xc˜Á=a Y“\ˆÁ[˝
Greenhouse effect
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(f)
%Á„aÔ≈◊XEı V…bS
Arsenic pollution
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(g)
L›[˝Í[˝◊ªJÙ‰yÓÃ[˝ Y“„Ã^ÁLX›Ã^TˆÁ
Necessity of biodiversity
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B.A./B.Sc./B.Com.-5401-G 11
(h)
ENVS (UT-8)
L„_Ã[˝ mÃ[˝”±ºˆ
Importance of water.
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B.A./B.Sc./B.Com.-5401-G
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó