CUET-PG SERIES Environmental-studies
Pollution
7 previous year questions.
Volume: 7 Ques
Yield: Medium
High-Yield Trend
7
2023 Chapter Questions 7 MCQs
01
PYQ 2023
medium
environmental-studies ID: cuet-pg-
Which among the following is biggest anthropogenic source of atmospheric methane?
1
Energy production/use
2
Animal wastes
3
Land fills
4
Domestic sewage
02
PYQ 2023
medium
environmental-studies ID: cuet-pg-
Which of the following is not a criteria air pollutant under National Ambient Air Quality Standards?
1
Ozone
2
Carbon monoxide
3
Carbon dioxide
4
Sulfur dioxide
03
PYQ 2023
medium
environmental-studies ID: cuet-pg-
All forms of mercury are potent toxin. Which form of Hg is most readily absorbed and bioaccumulated?
1
2
3
4
MeHg
04
PYQ 2023
medium
environmental-studies ID: cuet-pg-
During municipal sewage treatment, biosolids are produced as a by-product of
1
Primary treatment only
2
Biological (activated sludge) treatment only
3
Chemical (physicochemical precipitation of suspended solids) treatment only
4
All three, primary, biological and chemical treatments
05
PYQ 2023
medium
environmental-studies ID: cuet-pg-
Within the dissolved fraction, inorganic P (dissolved inorganic phosphorous) occurs as
1
Metaphosphate
2
Pyrophosphate
3
Orthophosphate
4
Organic Phosphate
06
PYQ 2023
medium
environmental-studies ID: cuet-pg-
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R) :
Assertion (A): Catalytic convertors are used in vehicles to reduce air pollution.
Reasons (R): Catalytic convertors reduces particulate matter in tail end emissions of vehicles.
In the light of the above Statements, choose the correct answer from the options given below:
Assertion (A): Catalytic convertors are used in vehicles to reduce air pollution.
Reasons (R): Catalytic convertors reduces particulate matter in tail end emissions of vehicles.
In the light of the above Statements, choose the correct answer from the options given below:
1
Both (A) and (R) are true and (R) is the correct explanation of (A)
2
Both (A) and (R) are true but (R) is NOT the correct explanation of (A)
3
(A) is true but (R) is false
4
(A) is false but (R) is true
07
PYQ 2023
medium
environmental-studies ID: cuet-pg-
Which of the following are criteria Air pollutants under National Ambient Air Quality standards?
A. CO
B. CO2
C. Pb
D. Hg
E. SO2
Choose the correct answer from the options given below :
A. CO
B. CO2
C. Pb
D. Hg
E. SO2
Choose the correct answer from the options given below :
1
A, B and D only
2
B and D only
3
A, C and E only
4
B, C, D and E only