y‘◊]Eı aeFÓÁ / Serial No. : ÂXTˆÁL› a«\ˆÁb ]«N˛ ◊[˝`ü◊[˝VÓÁ_Ã^
NETAJI SUBHAS OPEN UNIVERSITY
:
B. D. P. : Assignment : December, 2016 & June, 2017
Compulsory Course
◊[˝. ◊Qˆ. ◊Y. : %X«`›_X Yy ◊Qˆ„a∂ëˆÃ[˝, 2016 C L«X, 2017
( %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˜„[˝*
XLÃ[˝VÁ„Ã[˝Ã[˝ ÿëˆÁl˘Ã[˝
Complete this cover in your own interest, and
follow carefully the instructions printed below.
Signature of the Invigilator
ÂÃ[˝Á_ ................................... X∂ëˆÃ[˝ .....................................
^UÁUÔ Y“◊TˆYÁV„X Y“◊TˆÿëˆÁl˘◊Ã[˝Tˆ
Roll
Number
◊X[˝μ˘X X∂ëˆÃ[˝ .......................................................................
Enrolment Number
Signed on Verification
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.-AU-2188 Evaluator
ENVS (UA-191/17)
2 B.A./B.Sc./B.Com.-AU-2188 3
ENVS (UA-191/17)
]Á„XÃ[˝ mÃ[˝”±ºˆ f 30%
Y…SÔ]ÁX f 50
Full Marks : 50
Weightage of Marks : 30%
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)
∫ÆœÙÓÁ‰ªRÙOÁY„LÃ[˝ CY„Ã[˝Ã[˝ ÿôˆ„Ã[˝Ã[˝ XÁ] ◊Eı ?
Â]„aÁ◊ÿˆïıÃ^Ã[˝
F
%Á„Ã^Á„XÁ◊ÿˆïıÃ^Ã[˝
ƜلYÁ◊ÿˆïıÃ^Ã[˝
F
(b) ◊aN˛ ]Á◊ªRÙO A[˝e ◊aN˛ [˝ÁÃ^« ÂEıÁXÀ W˝Ã[˝„XÃ[˝ [˝Áÿô«ˆTˆ„‹óˆÃ[˝ %‹ôˆGÔTˆ ?
F
◊_]◊XEı
F
Âa◊]‰ªRÙO◊Ã[˝◊∫ÆœÙÃ^Á_
Â]„aÁ
(c)
Y“E ı◊TˆÃ[˝ EıÁ[˝Ô„XÃ[˝ [˝ß_Áe` a]«‰V– ◊Eı ◊c˜„a„[˝ UÁ„Eı ?
[˝Ác˜O-EıÁ„[˝ÔÁ„XªRÙO
F
EıÁ[˝ÔX QˆÁc˜O%jÁc˜OQˆ
EıÁ„[˝ÔÁ„XªRÙO
F
(d) ◊`∂ëˆLÁTˆ›Ã^ =◊‡ˆ„V XÁc˜O‰ÆœÙÁ„LX G–c˜S Eı„Ã[˝ A]X [˝ÓÁEı‰ªRÙO◊Ã[˝Ã^ÁÃ[˝ XÁ] ◊Eı ?
F
Ã[˝Ác˜O„LÁ◊[˝Ã^Á]
XÁc˜O‰ÆœÙÁ„aÁ„]ÁXÁa ªF XÁc˜O‰ÆœÙÁ[˝ÓÁkÙÃ[˝
(e)
◊LÃ^Á◊QÔˆ Ã^Á ÂÃ[˝Á„GÃ[˝ [˝Ác˜Eı L›[˝ÁS« ÂEı ?
ÊY“Á‰ªRÙOÁ„LÁÃ^Á
F
\ˆÁc˜OÃ[˝Áa
F
[˝ÓÁEı‰ªRÙO◊Ã[˝Ã^Á
(f)
G\ˆ›Ã[˝ X_E…ıY ÂFgÁQÕˆÁÃ[˝ [˝ÓYEıTˆÁÃ[˝ EıÁÃ[˝„S YÁX›Ã^ L„_ ◊Eı ◊]„` ^Á‰¨K˜ ?
EıÓÁQˆ◊]Ã^Á]
F
%Á„aÔ≈◊XEı
Â_Qˆ
F
(g)
"X]ÔVÁ [˝gÁªJÙÁC' %Á„≥VÁ_X ÂEı £Ã[˝” Eı„Ã[˝X ?
a«≥VÃ[˝_Á_ [˝ßmSÁ F
Â]W˝Á YÁ‰ªRÙOEıÃ[˝
F
Ã[˝TˆX _Á_
(h) ÊZ–ıÃ^X 113 ÂEıÁXÀ W˝Ã[˝„XÃ[˝ GÓÁa ?
CFCl3
F
CF2Cl2
F
CF2Cl
(i)
Environment Protection (Second amendment) Rules, 1999-AÃ[˝ %X«„]Á◊VTˆ
]ÁyÁ c˜_
80 dB
F
65 dB
F
75 dB
(j)
◊X∂oˆ◊_◊FTˆ GÓÁam◊_Ã[˝ ]„W˝Ó ÂEıÁXÀ◊ªRÙO [˝ÁTˆÁ„a a[˝„U„Eı Â[˝`› UÁ„Eı ?
F
EıÁ[˝ÔX QˆÁc˜O%jÁc˜OQˆ F
%◊j„LX
XÁc˜O‰ÆœÙÁ„LX
B.A./B.Sc./B.Com.-AU-2188
1 × 10 = 10
F
F
F
F
F
F
F
F
`„åÃ[˝ Y“Á[˝_Ó
F
F
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UA-191/17)
4 1.
1 × 10 = 10
Tick
"9' the correct answer :
(a)
Name the layer above the stratopause
Troposphere
(b)
Semi-terrestrial
F
F
Bi-carbonate
F
Carbon dioxide
F
F
Nitrobacter
F
Rhizobium
F
F
Virus
F
Bacteria
F
F
Cadmium
F
Arsenic
F
F
Medha Patekar
F
Ratan Lal
F
F
CF2Cl2
F
CF2Cl
F
The approval limit of noise frequency as per Environment Protection (Second
Amendment) Rules, 1999 is
80 dB
(j)
F
What type of gas is Freon 113 ?
CFCl3
(i)
Limnic
Who started the 'Narmada Bachao' movement ?
Sunderlal Bahuguna
(h)
F
What is getting mixed with drinking water due to extensive excavation of
deep tube well ?
Lead
(g)
F
Name the causative organism of the Giardiasis.
Protozoa
(f)
Ionosphere
Name the bacteria which fixes nitrogen in the leguminous plant.
Nitrosomonas
(e)
F
In the ocean the major portion of carbon remains as
Carbonate
(d)
Mesosphere
Wetland and wetair ecosystem belong to one of the following :
Meso
(c)
F
F
65 dB
F
75 dB
F
Which one of the following gas contain the majority portion of the air ?
Nitrogen
F
B.A./B.Sc./B.Com.-AU-2188 Carbon dioxide
F
Oxygen
F
5
2.
ENVS (UA-191/17)
2 × 10 = 20
Answer briefly any ten of the following questions each in the given four lines :
Â^-ÂEıÁ„XÁ V`◊ªRÙO Y“‰`¬Ã[˝ Y“◊Tˆ◊ªRÙOÃ[˝ =w¯Ã[˝ Y“Vw¯ ªJÙÁÃ[˝◊ªRÙO _Ác˜O„XÃ[˝ ]„W˝Ó ◊_F«X f
(a)
Y«◊rÙ ªJÙy‘ EıÁ„Eı [˝„_ ? =VÁc˜Ã[˝S ◊_F«X*
What do you mean by nutrient cycle ? Write examples.
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(b)
aÁc˜O„_≥RÙO \ˆÓÁ◊_ %Á„≥VÁ_X ÂEıX c˜„Ã^◊ªK˜_ ?
Why was Silent Valley Movement occurred ?
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(c)
"G–›S„[˝á˚' ◊Eı ?
What is 'Green bench' ?
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(d)
AQˆaÀ (AIDS)-AÃ[˝ a+…SÔ XÁ] ◊Eı ? ÂEıÁXÀ \ˆÁc˜OÃ[˝Áa ÂU„Eı A◊ªRÙO c˜Ã^ ?
What is the full form of AIDS ? Which virus causes this ?
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(e)
%Á„aÔ≈◊XEı V…b„SÃ[˝ Zı„_ ◊Eı ÂÃ[˝ÁG c˜Ã^ ? TˆÁÃ[˝ Y“W˝ÁX V«◊ªRÙO =YaGÔ ◊_F«X*
Which disease is caused due to arsenic pollution ? Write two most important
symptoms of this disease.
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B.A./B.Sc./B.Com.-AU-2188
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UA-191/17)
6 (f)
◊G–Xc˜Á=a Y“\ˆÁ[˝ [˝_„Tˆ ◊Eı Â[˝ÁMıÁÃ^ ?
What do you understand by 'Greenhouse effect' ?
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(g)
EIA-AÃ[˝
mÃ[˝”±ºˆ ◊Eı ?
What is the importance of EIA ?
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(h)
\…ˆ◊] V…b„SÃ[˝ Y“W˝ÁX V«◊ªRÙO EıÁÃ[˝S =‰{F EıÃ[˝”X*
State two most important causes of land pollution.
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(i)
%ÓÁ„]◊[˝Ã^Á◊aaÀ ÂÃ[˝Á„GÃ[˝ =YaGÔm◊_ ◊Eı ?
What are the symptoms of amoebiasis ?
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(j)
◊]„UX GÓÁ„aÃ[˝ =dam◊_ ◊Eı ◊Eı ?
What are the sources of methane gas ?
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B.A./B.Sc./B.Com.-AU-2188 7
(k)
ENVS (UA-191/17)
◊a∫RÙO ◊Eı ?
What is cyst ?
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(l)
L„_Ã[˝ pH ]ÁyÁ •ÁÃ[˝Á ◊Eı Â[˝ÁMıÁ„XÁ c˜Ã^ ? ◊[˝£à˘ L„_ Ac˜O ]ÁyÁ EıTˆ c˜CÃ^Á Y“„Ã^ÁLX ?
What does water pH indicate ? What should be the pH of pure water ?
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(m)
`„åÃ[˝ Y“Á[˝_Ó EıÁ„Eı [˝„_ ?
What do you mean by intensity of sound ?
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(n)
`…XÓ LXaeFÓÁ [˝ ◊à˘ EıÁ„Eı [˝„_ ?
What is zero population growth ?
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(o)
ÈL◊[˝Eı E ı◊b [˝_„Tˆ ◊Eı Â[˝ÁMıÁÃ^ ?
What do you understand by organic agriculture ?
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B.A./B.Sc./B.Com.-AU-2188
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UA-191/17)
8 (p)
"ÂÃ[˝Qˆ QˆÁªRÙOÁ [˝«Eı' [˝_„Tˆ ◊Eı Â[˝ÁMıÁÃ^ ?
What do you mean by 'Red Data Book' ?
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(q)
Aj ◊aªR«ÙOÓ EıXLÁÃ[˝„\ˆ`X ◊Eı ?
What is ex situ conservation ?
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(r)
◊[˝`ü =b’ÁÃ^„XÃ[˝ LXÓ ÂEıÁXÀ ÂEıÁXÀ ÂÃ[˝Á„GÃ[˝ Y“ÁV«\ˆ¤Á[˝ c˜„Ã^‰ªK˜ ?
What are the diseases that occurred due to global warming ?
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(s)
ÂEı [˝Á EıÁÃ[˝Á 'Our common future' X◊U◊ªRÙO ÈTˆ◊Ã[˝ Eı„Ã[˝‰ªK˜X ?
Who prepared the document 'Our common feature' ?
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(t)
%ÁW˝«◊XEı-YÁ∏JÙÁTˆÓ LX[˝ ◊à˘Ã[˝ c˜ÁÃ[˝ %X«^ÁÃ^› aÁ]Á◊LEı È[˝◊`rÙÓm◊_ ◊Eı ◊Eı ?
Mention the social features according to the modern western pattern of
population growth.
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B.A./B.Sc./B.Com.-AU-2188 9
3.
ENVS (UA-191/17)
4 × 5 = 20
Write short notes on any five of the following each in the given eight lines :
Y“Vw¯ %ÁªRÙO◊ªRÙO _Ác˜O„XÃ[˝ ]„W˝Ó ae◊l˘ä ªRÙO›EıÁ ◊_F«X (Â^ ÂEıÁ„XÁ YgÁªJÙ◊ªRÙO) f
(a)
CL„XÃ[˝ ÿôˆÃ[˝ ‚—˜Áa
Depletion of O3 layer.
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(b)
%∂⁄ˆ[˝ ◊rÙÃ[˝ l˘◊TˆEıÃ[˝ Y“\ˆÁ[˝
Harmful impacts of acid rain
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(c)
_Á-◊XXÁ
La Nina
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B.A./B.Sc./B.Com.-AU-2188
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó
ENVS (UA-191/17)
10 (d)
◊ªJÙY„EıÁ %Á„≥VÁ_X
Chipko movement
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(e)
L›[˝Í[˝◊ªJÙ‰yÃ[˝ aeEıªRÙO
Biodiversity crisis
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(f)
[˝ÁÃ^«V…bS ◊X[˝ÁÃ[˝X aey‘Á‹ôˆ %Ác˜OX, 1981
Air Pollution Control Act, 1981
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B.A./B.Sc./B.Com.-AU-2188 11
(g)
ENVS (UA-191/17)
aÁ]«◊V–Eı V…bS
Marine pollution
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(h)
A_ÁEıÁ◊\ˆ◊w¯Eı \…ˆ◊] a«Ã[˝l˘Á
Areawise soil protection
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1.
2.
3.
4.
5.
Date of Publication
Last date of submission of answer script by the student to the study centre
Last date of submission of marks by the examiner to the study centre
Last date of submission of marks by the study centre to the Department of
C.O.E. on or before
Date of evaluated answer script distribution by the study centre to the student
: 13/01/2017
: 11/02/2017
: 11/03/2017
: 17/03/2017
: 27/03/2017
B.A./B.Sc./B.Com.-AU-2188
[ Y„Ã[˝Ã[˝ Y úˆÁÃ^ V–rÙ[˝Ó