Environment

Question 1
Which of the International Agreements/Convention/Protocols are legally binding on the member countries (parties)?
A) Convention on Biological Diversity
B) Kyoto Protocol
C) Montreal Protocol
D) Paris Agreement
Choose the most appropriate answer from the options given below:
A
(C) only
B
(A) and (C) only
C
(A), (B) and (C) only
D
(B), (C) and (D) only
Question 1 Explanation: 
In 1997, the Kyoto Protocol was concluded and established legally binding obligations for developed countries to reduce their greenhouse gas emissions.
The Kyoto Protocol to the United Nations Framework Convention on Climate Change (UNFCCC) sets binding obligations on industrialized countries to reduce emissions of greenhouse gases
In the given question, it mentioned that member countries only.
Binding commitments for the Annex I Parties. The main feature of the Protocol is that it established legally binding commitments to reduce emissions of greenhouse gases for Annex I Parties
Question 2
During the physical treatment process of wastewater, what is the correct order of following operations to be followed?
A) Flocculation
B) Filtration
C) Screening
D) Sedimentation
Choose the correct answer from the options given below:
A
(C), (D), (B), (A)
B
(C), (D), (A), (B)
C
(B), (D), (A), (C)
D
(B), (C), (D), (A)
Question 3
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion (A): Carbon dioxide emissions from bioenergy. Production has traditionally been excluded from most emission inventories and climate impact studies.
Reason (R): Carbon dioxide emissions associated with production of bioenergy are significantly less compared to those from combustion of fossil fuels.
In the light of the above statements, choose the correct answer from the options given below:
A
Both (A) and (R) are true and (R) is the correct explanation of (A)
B
Both (A) and (R) are true and (R) is NOT the correct explanation of (A)
C
(A) is true but (R) is false
D
(A) is false but (R) is true
Question 4
Wind energy is very sensitive to the wind velocity because wind power is directly proportional to the
A
wind velocity
B
square of the wind velocity
C
square root of the wind velocity
D
cube of the wind velocity
Question 5
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion (A): Carbon monoxide (CO) is a serious asphyxiant; even a short exposure may have fatal health issues.
Reason (R): Hemoglobin present in the blood has greater affinity towards carbon monoxide than oxygen.
In the light of the above statements, choose the most appropriate answer from the options given below:
A
Both (A) and (R) are correct and (R) is the correct explanation of (A)
B
Both (A) and (R) are correct but (R) is NOT the correct explanation of (A)
C
(A) is correct but (R) is not correct
D
(A) is not correct but (R) is correct
Question 6
Match the LIST-I with LIST-II
 
LIST-I(Water quality parameters) LIST-II(Explanation
A BOD I Strength of organic matter in water
B DO II Acidic/Basic/Neutral nature of water
C COD III Oxygen consumed by micro-organisms
D pH IV amount of oxygen in water
 
Choose the correct answer from the options given below
A
A-III, B-IV, C-II, D-I
B
A-III, B-IV, C-I, D-II
C
A-I, B-II, C-III, D-IV
D
A-I, B-II, C-IV, D-III
Question 7
Match the LIST-I with LIST-II
 
LIST-I(Scholar) LIST-II(Specialization)
A Brahmagupta I Political Strategist
B Kautilya II Yoga
C Patanjali III Physician
D Charaka IV Mathematician
 
Choose the correct answer from the options given below:
A
A-I, B-II, C-III, D-lV
B
A-II, B-III, C-IV, D-l
C
A-III, B-lV, C-I, D-II
D
A-IV, B-I, C-II, D-III
Question 8
Which of the following are impacts of hydroelectric power plant?
A. Land-degradation
B. Micro-seismicity
C. Green House Gas Emission
D. Water Pollution
E. Smog Formation
Choose the correct answer from the options given below:
A
A, B, C and D only
B
A, C, D and E
C
A, B, D and E
D
B, C and E only
Question 9
Which one of the following has highest turbidity?
A
Drinking water
B
Muddy water
C
Clear Lake water
D
Ocean water
Question 10
Sound with frequencies below and above the audible frequency range are known as
A. Feeble sound
B. Infrasound
C. Parasound
D. Ultrasound
Choose the correct answer from the options given below:
A
A and C
B
B and C
C
B and D
D
A and D
Question 11
Which of the following air pollutants causes serious health issue due to its greater affinity for hemoglobin in blood in comparison to oxygen?
A
SO2 (Sulphur dioxide)
B
CO (Carbon Monoxide)
C
CO2 (Carbon dioxide)
D
O3 (Ozone)
Question 12
Arrange the following states in ascending order according to their area under forest cover :
A)Arunachal Pradhesh
B)Chhattisgarh
C)Maharastra
D)Odisha
E)Madhya Pradesh
Choose the correct from the options given below :
A
(A), (C), (D), (B), (E)
B
(C), (D), (B), (A), (E)
C
(B), (A), (C), (E), (D)
D
(D), (B), (A), (E), (C)
Question 13
Which among the following fuels produces least amount of soot particles during combustion?
A
Petrol
B
Kerosene
C
Diesel
D
Compressed Natural Gas(CNG)
Question 14
The amount of biomass produced by the plants through photosynthesis minus respiration losses in a given time period is known as:
A
Gross Primary Productivity
B
Net Primary Productivity
C
Gross Ecological Productivity
D
Net Secondary Productivity
Question 15
Lower Level of Dissolved Oxygen (DO) in water
A. is bad for human consumption.
B. may have been caused due to presence of oxygen demanding waters.
C. threatens the fish and aquatic life.
D. cannot be used for irrigation purposes.
E. may cause undesirable taste and odour.
Choose the most appropriate answer from the options given below:
A
A, B and C only
B
A, B and D only
C
B, C and E only
D
C, D and E only
Question 16
Given below are two statements:
Statement I: Dose-response assessment is the process of determining whether or not a particular chemical is casually linked to particular health effect.
Statement II: Hazard identification is the process of characterizing the relationship between the dose of an toxic agent received and the incidence of an adverse health effect.
In the light of the above statements. Choose the most appropriate answer from the options given below:
A
Both Statement I and Statement II are correct.
B
Both Statement I and Statement II are incorrect.
C
Statement I is correct but Statement II is incorrect.
D
Statement I is incorrect but Statement II is correct.
Question 17
Which of the following are primary aerosols in atmosphere?
A. Sea salt
B. Black carbon
C. Sulphate
D. Nitrate
E. Mineral Particles
Choose the most appropriate answer from the options given below:
A
A, B and C only
B
B, C and D only
C
A, B and E only
D
C, D and E only
Question 18
Solar ponds store solar thermal energy by?
A
Photovoltaic cells
B
Creating salt gradient
C
Using solar thermal collectors
D
Covering major portion of pond by plastic sheets
Question 19
Which of the following are responsible for formation and destruction of ozone (O3) in upper atmosphere?
A. Solar radiation
B. Oxides of nitrogen (NOx)
C. Black carbon
D. Chlorine (CI)
E. Ammonia (NH3)
Choose the most appropriate answer from the options given below:
A
A, B and D only
B
B, C and D only
C
C, D and E only
D
A, C and E only
Question 20
Math List I with List II:
List I List II
(Protocol/summit) (Theme)
A) Paris Agreement I)Emissions trading
B) Kyoto Protocol II)Ozone depletion
C) Rio declaration III)INDCs
D) Montreal Protocal IV) Environment and development
A
A)-III,B)-I,C)-II,D)-IV
B
A)-I,B)-II,C)-IV,D)-III
C
A)-III,B)-I,C)-IV,D)-II
D
A)-I,B)-II,C)-III,D)-IV
Question 21
Given below are two statements:
Statement I: Natural erosion of the soil is gradual removal of the top soil by natural process
Statement II: Accelerated erosion of the soil is caused due to man made activities. The rate of accelerated erosion is equal to the rate of soil formation
In the light of the above statements. choose the correct answer from the options given below
A
Both Statement I and Statement II are true
B
Both Statement I and Statement II are false
C
Statement I is true but Statement II is false
D
Statement I is false but Statement II is true
Question 22
Chlorine in drinking water is used for
A) Disinfection
B) Removal of hardness
C) Odor treatment
D) turbidity control
E) Removal of iron and manganese
Choose the correct answer from the options given below:
A
A,C,E only
B
A,B,C only
C
A,D,E only
D
C,D,E only
Question 23
Geothermal field requires combination of the following three conditions
A)A natural underground source of water
B)A mountain in the vicinity
C)An impermeable layer
D)A coal mine in the vicinity
E)A large mass of hot rock in the vicinity
A
A,C,E only
B
A,C,D only
C
B,C,D only
D
B,D,E only
Question 24
Given below are two statements:
Statement I: Volatile Organic chemicals(VOCs) are among the most commonly found contaminants in ground water.
Statement II: The concentration of VOCs in ground water is much less compared to that in surface waters.
In the light of the above statements, choose the correct answer from the options given below:
A
Both Statement I and Statement II are true
B
Both Statement I and Statement II are false
C
Statement I is true but Statement II is false
D
Statement I is false but Statement II is true
Question 25
Bitumen is obtained from :
A
Forests and Plants
B
Kerosene oil
C
Crude oil
D
underground mines
Question 26
Malaria is caused by :
A
bacterial infection
B
viral infection
C
parasitic infection
D
fungal infection
Question 27
The cloudy nights are warmer compared to clear nights (without clouds) during winter days. This is because :
A
clouds radiate heat towards the earth
B
clouds prevent cold wave from the sky, descend on earth
C
clouds prevent escaping of the heat radiation from the earth
D
clouds being at great heights from earth absorb heat from the sun and send towards the earth
Question 28
Largest soil group of India is :
A
Red soil
B
Black soil
C
Sandy soil
D
Mountain soil
Question 29
Main pollutant of the Indian coastal water is :
A
oil spill
B
municipal sewage
C
industrial effluents
D
aerosols
Question 30
Human ear is most sensitive to noise in the following frequency ranges :
A
1-2 KHz
B
100-500 Hz
C
10-12 KHz
D
13-16 KHz
Question 31
Which species of chromium is toxic in water :
A
Cr + 2
B
Cr + 3
C
Cr + 6
D
Cr is non-toxic element
Question 32
Which of the following pollutants is the major cause of respiratory disease?
A
Nitrogen oxides
B
Carbon monoxide
C
Volatile organic compounds
D
Suspended fine particles
Question 33
Assertion (A): In urban areas, smog episodes occur frequently in winters.
Reason (R): In winters, a lot of biomass is burnt by people for heating purposes or to keep themselves warm.
A
Both (A) and (R) are true but (R) is not the correct explanation of (A)
B
(A) is true and (R) is false
C
Both (A) and (R) are false
D
Both (A) and (R) are true and (R) is the correct explanation of (A)
Question 34
Occurrence of natural hazards is affected by:
(a) Land use changes
(b) Drainage and construction
(c) Ozone depletion
(d) Climate change
A
(a), (b) and (c)
B
(a), (b) and (d)
C
(b), (c) and (d)
D
(a), (c) and (d)
Question 35
Among the following fuels of energy, which is the most environments friendly?
A
Biogas
B
CNG
C
Hydrogen
D
Ethanol
Question 36
Which of the following pollutant gases is not produced both naturally and as a result of industrial activity?
A
Nitrous oxide
B
Methane
C
Carbon dioxide
D
Chlorofluoro carbons
Question 37
Frequent episodes of dense smog in winter season in the National Capital Region (NCR) can be attributed to
(i) Stubble burning
(ii) Biomass burning in rural households
(iii) Transport
(iv) Transboundary movement of pollutants
A
(i) and (iii)
B
(i), (ii) and (iii)
C
(i), (iii) and (iv)
D
(i), (ii), (iii) and (iv)
Question 38
Municipal Solid Waste (MSW) comprises of
(i) Household waste
(ii) Sanitation residue
(iii) Waste from streets
(iv) Construction and demolition debris
A
(i), (ii) and (iii)
B
(i) and (iii)
C
(i), (iii) and (iv)
D
(i), (ii), (iii) and (iv)
Question 39
As per the Indian Government’s target for exploiting renewable energy sources, the percentage share of solar and wind energy in the total power generation from renewable energy sources by the year 2022 will be about
A
~ 91·43%
B
~ 57·14%
C
~ 50%
D
~ 60%
Question 40
An earthquake of a magnitude in the range of 6·0 – 6·9 on the Richter Scale is considered
A
Moderate
B
Strong
C
Major
D
Great
Question 41
Indian government's target for power production from small hydro projects by the year 2022 is
A
1 Giga-Watt
B
5 Giga-Watt
C
10 Giga-Watt
D
15 Giga-Watt
Question 42
In which country, the recent international agreement on phasing out Hydro Fluoro Carbons (HFCs) was signed?
A
Rwanda
B
Morocco
C
South Africa
D
Algeria
Question 43
Which of the following natural hazards is not hydro-meteorological?
A
Snow avalanche
B
Sea erosion
C
Tropical cyclone
D
Tsunami
Question 44
The dominant source of pollution due to oxides of nitrogen (NO x ) in urban areas is
A
Road transport
B
Commercial sector
C
Energy use in industry
D
Power plants
Question 45
Which of the following is not a water-bone disease?
A
Typhoid
B
Hepatitis
C
Cholera
D
Dengue
Question 46
Inside rural homes, the source/sources of Nitrogen Oxide Pollution may be:
(a) Unvented gas stoves
(b) Wood stoves
(c) Kerosene heaters
A
(a) and (b) only
B
(b) and (c) only
C
(b) only
D
(a), (b) and (c)
Question 47
Which of the following pollutants can cause cancer in humans?
A
Pesticides
B
Mercury
C
Lead
D
Ozone
Question 48
Assertion (A): People population control measures do not necessarily help in checking environmental degradation.
Reason (R): The relationship between population growth and environmental degradation is rather complex.
A
Both (A) and (R) are true and (R) is the correct explanation of (A).
B
Both (A) and (R) are true but (R) is not the correct explanation of (A).
C
(A) is true but (R) is false.
D
(A) is false but (R) is true
Question 49
Which of the following phenomena is not a natural hazard?
A
Wildfire
B
Lightning
C
Landslide
D
Chemical contamination
Question 50
As part of National Climate Change Policy, Indian government is planning to raise the installed capacity of renewable energy by the year 2030 to
A
175 GW
B
200 GW
C
250 GW
D
350 GW
There are 50 questions to complete.

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