)

Env ironm enta l Stud ies (MS BTE

tribute one
pollu tion . Q.1 1 The refrigeration Industries con
I stlc can also mini mize air
Rec ycle o t pa house effect.
Q.3 following gas which adds to green
(II) No
SJ> Yes ~ Chiaro fluorocarbon [CFC)
(Ill) Neit her yes nor false (Iv) None
(Ii) Chloro fluoro chloride [CFCI)
Ans .: (I)
(Iii) Chiaro fluoro carbonate (CFC)
Recycling Is best process to con
trol pollution .
Q.4 (iv) None of the above
True (ii) False
(i) Ana .: (I)
(iii) Neither true nor false (iv) None
l of atmosphere
Q. 12 CFC, if added at a particular leve
l
Ans .: (I) affects ozone layer. Name the leve
0.5 0 3 is known as K Higher level (ii) Middle level

(f) Atmosphere .0}/ ozo ne (iii) Lower level (iv) None of the above
(iii) Oxygen (iv) All of these Ans .: (I)

Ans .: describes rise in

(If)
Q. 13 Which of the following term
to green house
Q.6 of NOx with temperature of atmosphere due
Ozone get rupture by reaction gas es?

(I) Paradoxical warming

(i) Sunlight (ii) Wat er ~ i) Global warming
,"('fi i) Volatile organic compounds (iv) None (iii) Sun stroke
Ans .: (iii)
(iv) None of the above
Q.7 Ans .: {II)
Thir d wor ld war have imp act - - - -
(i) Lithosphere (ii) Hydrosphere melting of snow in
Q. 14 Due to global warming, there is
(iii) Bio-sphere (iv) All the above i.e. 1901 to 2001,
7 Artie Region. During 100 yea rs
Ans .: (iv) rise in sea level?
how much is approximate ave rage
(i) 2 ems Qi) 10 ems
a.a Env iron men t consist of
(iii) 20 ems (iv) Non e of the abo ve
([) Lithosphere (ii) Hydrosphere

I
Ans .: {Ii)
(iii) Bio-sphere ~ All the above
released from
Ans .: (iv) a. 15 When S02 , HN 03 and HCI are
mix With RainfalV
Q,. g Lithosphere, Hydrosphere, Bio-sphere and chemical Industries, if thes e
atm osp here form _ __ of following effect
moisture in atmosphere Which
.(.it' Environment (ii) Pollution occ urs?

(iii) Pollutant (iv) None )lr" Acid Rai n (ii) Green House effect
Ans .: (i) (iii) Global warming (iv) None of the above
r of Ans .: (I)
a.1 0 Which gas gets deposited in lower laye
nic
atm osp here due to decomposition of orga Due to acid rain, how pH of soil gets
affected ?
a. 16
mat ter?
~ H decreases (ii) pH increases
/4) Met han e (ii) Ethane
(iii) pH is unaffected (iv) None of the above
(iii) Nitrogen (iv) None of the above Ans .: (I)
An e. : (i )
¥• Environmental Studies (MSBTE) 1-13 Environment

a. 17 Due to acid rain, how fertility of soil gets affected ? a. 23 Which Is the following makes it difficult to use only

(I) Soll gets more fertile eco-friendly chemicals, so that ozone depletion

(II) Soll remains unaffected stops/mlnlml888?

_{jiij Fertility of soil reduces ~ Due to their high cost•

(Iv) None of the above (II) Due to non-availability

Ans.: (Ill) (Iii) Due to lesser availability

a. 18 Ozonosphere Is a separate layer In stratosphere, at (iv) None of the above

a height of _ _ . Ans.: (I)
(I) 1Q..20 kms from sea level
a. 24 Which of the following diseases is caused to
~ - 15-30 kms from sea level humans due to ozone layer depletion?
(Iii) 30-40 kms from sea level K Skin, lungs and blood cancer
(iv) None of the above (ii) Brain tumor

Ans. : (II) (iii) Heart attack

0. 19 Which of the following radiations from sun are (iv) None of the above
absorbed by ozone gas ? Ans. : (i)
r u.V. radiation
a. 25 Hydrocarbons and NOx interact leading to formation
(ii) ex-radiation
of photochemical smog in atmosphere. In which
(iii) Gamma radiation layer of atmosphere such an interaction takes
(iv) None of the above place?
Ans.: (i) (i) Middle layer of atmosphere
Q. 20 Chloro Fluoro Carbons dissociate giving out toxic ffe" Lower layer of atmosphere
substances. Which of the following is mainly (iii) Higher layer of atmosphere
responsible for depletion of ozone layer,
(iv) None of the above
(i) Fluorine .{it(' Chlorine atoms Ans.: (Ii)
(iii) Carbon atoms (iv) None of the above
Q.26 In the formation of photochemical smog in
Ans.: (Ii)
atmosphere which of the primary pollutants
a. 21 One chlorine atom Is estimated to destroy up to how take part?
many ozone molecules approximately ? ¥ Hydrocarbon and NOx

~ About 1 lakh (ii) About 2 lakh (ii) Ozone

(iii) More than 5 lakh (iv) None of the above (iii) Chlorine gas
Ans. : (I) (iv) None o_f the above

a. 22 Which of following helps to minimise depletion of Ans.: (I)

ozone layer? Q.27 Which gas reacts with light in following reaction ?
J!)/ If freons are replaced by halogens. ---
+ hv _ __, NO + 0
(ii) If freons, halons both are used to lesser extent. {0../ N02 (II) S0 2
(iii) By making use of CFC. (iii) HC (iv) None of the above
(iv) None of the above. Ans.: (I)
Ana.: (I)
 •
• Environmental Studies (MSBTE) 1-14 Environment

Q. 28 Atomic oxygen reacts with _ _ _ to give acyl Q. 35 The soot emerging due to nuclear accidents geta
radical spread to ___
-{tf Hydrocarbon (It) CFC (I) Environment (Ii) Stratosphere
(Iii) S02 (Iv) None of the above (Iii) Lithosphere (Iv) None of the above
Ana.: (I) Ana.: (II)

a. 29 By the reaction between acyt free radical (RCO•) Q.38 The black soot spreaded absorbs
and 0 2 , one of following Is fanned : radiations .
jjV' Peroxy acyt radical ( Rco;) (i) Gamma (ii) UV

(ii) CFC (Iii) Solar (iv) None of the above

(Iii) Hydrocarbon compoun ds Ans.: (Ill)

(iv) None of the above , , .. . .

Q. 37 The solar radiations do not reach earth at the time of
Ana.: (I)
nuclear accident because these are absorbed by

Q. 30 By reaction between acyl radical (RCO•) and

(i) Fog
Hydrocar bon (HC), one of following fonned :
(HY R2CO and RCHO (ii} Smog
(i) Rco; /

(iii) R-COOH (iv) None of the above (iii) Soot spreaded in stratosph ere

Ans.: (II) (iv) None of the above

Ans.: {Ill)
Q.31 By reaction between Rco• and NO, which one of
the following fanned ? Q.38 _ _ _ . is effected/felt, as solar radiations are
Ji{ Rco; and NO2 (ii) RCO3 and N20 absorbed by soot, cannot reach earth.
(iii) RC03 and 0 (iv) None of the above (i) Raining (ii) Cooling
Ans.: (I) (iii) Thundering (iv) None of the above
Ans.: {II)
Q. 32 During life cycle of a nuclear fuel, accidents occurs
Q. 39 Cooling resulted during nuclear accidents, also
(i) Only once (ii) Frequently reduce water vapours and _ _ _ gas.
_vn) At any stage (iv) None of the above (i) SO2 (ii) CO2
Ans.: (Ill) (iii) NO2 (iv) None of the above

Q. 33 Nuclear accident may occur due to _ _ __ Ans.: (II)

(I) Leakage or reactions Q. 40 During nuclear accidents, _ _ _ rays, reradiated

(ii) Nuclear weapons or war from atmosphere, remain partially absorbed. ·
(iii) Nuclear war / weapons / reactions / fuel (i) UV Rays (ii) Infrared Rays
leakage
(iii) Gamma Rays (iv) None of the above
(iv) None of the above
Ans.: (Ill)
Ans.: (Ill)
41 Due to nuclear accidents a phenomenon to
Q.34 Nuclear accidents, when occurs, gives out soot Q.
---
which is - - - In colour. global wanning occurs.

(i) Hazy white (ii) Cloudy grey (I) Similar (ii) Opposite·
(iii) Black (iv) None of the above (iii) Same (iv) None of the above
Ans.: (Ill) .Ans.: (II)
ff• Environmental Studies (MSBTE)
1-15

Is phenomenon opposite to global a. 50 Nuclear accidents cause _ _ _ of soil.

Q.42 (ii) Drying
(i) Reddening
wanning. (iv) None of the above
(ii) Nuclear reaction (iii) Infertility
(i) Nuclear winter
(Iv) None of the above Ans.: (Ill)
(Iii) Nuclear war
a. 51 substantially due to
Crop productivity _ __
Ana.: (I)
nuclear accidents.
o. 43 Phenomenon opposite to global wanning is
(Ii) Reduce
(i) Increase
(iii) . Will not affect
(iv) None of the above
(i) Infra red (ii) Nuclear winter

(iv) None of the above Ans.: (II)

(iii) UV radiations.
for long persisting
Ana.: (II)
a. 52 Nuclear explosions
adverse effects.
Q. 44 Modem fusion bombs are also known as --- (i) Water · (ii) Sky
(I) Nuclear bombs (ii) Explosives of H2
(iii) Troposphere (iv) None of the above
(iii) Fire extinguishers (iv) None of the above
Ans.: (I)
Ans.: (i)
Q.53 In Japan, in 1945, two bombs were dropped on
Q. 45 Explosive force of modem fusion bombs is and

(i) Hiroshima and Nagasaki

(i) 100 kilotons (ii) 500 kilotons
(ii) Dresden
(iii) > 100 kilotons (iv) None of the above
(iii) Tokio
Ans.: (II)
(iv) None of the above
Q.46 megatons is explosive force of nuclear
Ans.: (I)
bombs.
(ii) 500 Q.54 The hydrosphere covers about --- of the
(i) 10
-
(iii) 300 (iv) None of the above surface of earth.

Ans.: (i) 70 % (ii) .90 %

(I)
(iii) 60 % (iv) 50 %
a. 47 Nuclear Bombardment cause burning of _ _ __
Ans.: (I)
(i) Wood~ plastics (ii) Forests, petroleum
Q. 55 Environmental education emphasises on - - -
(iii) Both above (iv) None of the above
(i) Air
Ans.: (Ill)
(ii) Water
Q. 48 Nuclear accidents - - - global temperature.
(iii) i;:nvironmental issues
(i) Increase (ii) Lower
(iv) None of the above
(iii) Multiply (iv) None of the above
Ans.: (II) Ans. : (ill)
Q.56 Environmental issues are discussed and solved in
Q.49 Nuclear accidents drastically affects _ _ _ subject.
----
(i) Machine production (ii) Crop production (i) (ii) Economics
Sociology
(iii) Power (iv) None of the above (iv) None of the above
(iii) EVS
Ans.: {ii)
Ans.: (iii)
 I
•
• Environmental Studies (MSBTE) 1-16

Q. 57 Clvlllzatlon Is major cause of _ _ _ pollution.

(I) Environ mental (II) Physical
0. 83 In lndla, Environmental education is ..:

(Ill) Chemical (Iv) None of the above (i) Curriculum (ii) Habitat
Ana.: (I)
(iii) Atmosphere (iv) None of the above

,
i
Q.58

(I)
(II)
Is to be understood to protect environment.
Quality Issues

Health requirement
Ans.:
Q.64
(I)

term Is used to describe all efforts of

government and NGOs to educate people.
(Iii) Environmental balance (i) EVS
(Iv) None of the above (ii) EC
Ana.: (Ill) (iii) Environmental education
0. 59 EVS is !mportant in both and (iv) None of the above
countries. --- ---
Ans.: (11°1)
(i) USA and UK Q.65 is important to save environment.
f l·
(ii) China and India (i) Environmental protection
(Iii) Developing and Developed (ii) EVS
(Iv) None of the above (iii) Environmental pollution
Ana.: (Ill) (iv) None of the above
Q. 60 StUdy of EVS covers
--- Ans.: (I)
(I) Pure and applied sciences Q. 66 Along with government, _ _ _ also put efforts to
educate people.
(ii) Only environment
(iii) Only chemistry (i) Companies (ii) Schools
(iii) NGOs (iv) None of the above
(iv) None of the above
Ans.: (Ill)
Ans.: (I)
Q. _67 _ _ _ is a green house gas.
Q. 61 Dealing with functioning of natural environment is
(i)
,, (iii)
(i) Environmental education N2 (iv) None of the above

(ii) EVS Ans.: (i)

Q.68 _ _ _ gas causes acid rain.
(iii) Environmental chemistry
(i) S02 (ii) 0 2
(iv) None of the above
(iii) N2 (iv) None of the above
Ans.: (I)
Ans.: (I)
Q. 62 _ _ _ is one of objective of environmental
education. Q.69 Acid rain caused when mixes

(i) Private schools (i) Moisture, SOx

(ii) Private company (ii) Humidity, nitrogen

(Iii) Public awareness (0i) Water vapour, Hydrogen

(iv) None of the above (iv) None of the above

Ans.: (Ill) Ans.: (I)