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MH SET 2025: 15 June, Paper II, Environmental Sciences

  • Date: 15 June 2025
  • Paper code: JUN-31225
  • Series: A
  • Language: Bilingual
  • 24 pages
MH SET 2025 question paper, 15 June 2025, Paper II, Environmental Sciences, page 1 of 24
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Test Booklet Code & Serial No.
                                                                                                                               A
                                                                             Paper-II
                                                  ENVIRONMENTAL SCIENCE
       Signature and Name of Invigilator                                                          Seat No.
       1. (Signature) .........................................                                                      (In figures as in Admit Card)
             (Name) ................................................                      Seat No. ..............................................................
       2. (Signature) .........................................                                                (In words)

             (Name) ................................................                  OMR Sheet No.

       JUN - 31225                                                                                                 (To be filled by the Candidate)
       Time Allowed : 2 Hours]                                                                                  [Maximum Marks : 200
       Number of Pages in this Booklet : 24                                                      Number of Questions in this Booklet : 100
                              Instructions for the Candidates
       1.          Write your Seat No. and OMR Sheet No. in the space provided              1.
                   on the top of this page.
       2.          This paper consists of 100 objective type questions. Each question
                   will carry two marks. All questions of Paper II will be compulsory.      2.
       3.          At the commencement of examination, the question booklet
                   will be given to the student. In the first 5 minutes, you are
                   requested to open the booklet and compulsorily examine it as             3.
                   follows :
                   (i)      To have access to the Question Booklet, tear off the                    (i)
                            paper seal on the edge of this cover page. Do not accept
                            a booklet without sticker-seal or open booklet.
                   (ii)     Tally the number of pages and number of questions in                    (ii)
                            the booklet with the information printed on the cover
                            page. Faulty booklets due to missing pages/questions
                            or questions repeated or not in serial order or any
                            other discrepancy should not be accepted and correct
                            booklet should be obtained from the invigilator within
                            the period of 5 minutes. Afterwards, neither the Question
                            Booklet will be replaced nor any extra time will be                     (iii)
                            given. The same may please be noted.
                   (iii)    After this verification is over, the OMR Sheet Number
                            should be entered on this Test Booklet.                         4.                     (A), (B), (C)   (D)
       4.          Each question has four alternative responses marked (A), (B),
                   (C) and (D). You have to darken the circle as indicated below on
                   the correct response against each item.
                   Example : where (B) is the correct response.                                              (B)

                                A                  C        D                                                        A              C       D
                   Following wrong methods should not be used as they are not                                                                 (Digitized)
                   recognised by scanning machine in digitized assessment.
                   Candidate using such method will be responsible for their loss.

CORRECT METHOD                          WRONG METHODS
                                                                           CORRECT METHOD                                WRONG METHODS
        C      D        A B C D        A B C D         A B C D      A B C D
                                                                                   C D                      A B C D      A B C D    A B C D      A B C D
       5.          Your responses to the items are to be indicated in the OMR
                   Sheet given inside the Booklet only. If you mark at any place            5.
                   other than in the circle in the OMR Sheet, it will not be evaluated.
       6.          Read instructions given inside carefully.                                6.
       7.          Rough Work is to be done at the end of this booklet.                     7.
       8.          If you write your Name, Seat Number, Phone Number or put
                   any mark on any part of the OMR Sheet, except for the space              8.
                   allotted for the relevant entries, which may disclose your
                   identity, or use abusive language or employ any other unfair
                   means, you will render yourself liable to disqualification.
       9.          You have to return original OMR Sheet to the invigilator at the
                   end of the examination compulsorily and must not carry it with           9.
                   you outside the Examination Hall. You are, however, allowed
                   to carry the Test Booklet and duplicate copy of OMR Sheet on
                   conclusion of examination.                                               10.
       10.         Use only Blue/Black Ball point pen.
       11.         Use of any calculator or log table, etc., is prohibited.                 11.
       12.         There is no negative marking for incorrect answers.                      12.
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JUN - 31225/II—A




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JUN - 31225/II—A
                           Environmental Science
                                         Paper II
Time Allowed : 120 Minutes]                                       [Maximum Marks : 200
Note : This Paper contains Hundred (100) multiple choice questions. Each question
        carrying Two (2) marks. Attempt All questions.

1.   In Remote Sensing, the places where             3.   The instrument used to measure

     energy (wavelength) passes with
                                                          wind speed is called :
     limited or no absorption is called ......

     (A) Rayleigh Scattering                              (A) Hydrometer

     (B) Raman effect
                                                          (B) Anemometer
     (C) Atmospheric window

     (D) Aurora borealis                                  (C) pH meter

2.   The United Nations sustainable
                                                          (D) Piezometer
     development goal 6 aims to :

     (A) Ensure healthy lives and
                                                     4.   Tropical deciduous forests are also
          promote well-being for all at all
          ages                                            known as :

     (B) Ensure       availability       and
                                                          (A) Monsoon forests
          sustainable management of
          water and sanitation for all
                                                          (B) Mangrove forests
     (C) End poverty in all forms every-
          where                                           (C) Montane forests

     (D) Take urgent action to combat
                                                          (D) Temperate forests
          climate change and its impact

                                                 3
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5.   The stratosphere is characterized by         8.   According to the second law of
     a temperature profile that :
                                                       thermodynamics, in any energy
     (A) Increases with altitude
                                                       transfer or transformation, the total
     (B) Decreases with altitude
                                                       entropy of a closed system always :
     (C) Remains constant with altitude
                                                       (A) Increases
     (D) Experiences rapid fluctuations

6.   Which natural source contributes                  (B) Decreases

     significantly to the release of sulfur
                                                       (C) Reaches zero
     dioxide (SO2) into atmosphere ?
                                                       (D) Negative
     (A) Automobiles
                                                  9.   Which phenomenon explains that
     (B) Volcanic eruptions

     (C) Power plants                                  when a species becomes extinct, the

     (D) Industrial combustion                         plant and animal species also become

7.   Which property represents the                     extinct   that      are   obligatory
     amount of heat required to raise the
                                                       associated with the host species ?
     temperature of a unit mass of a
     substance by one degree celsius ?                 (A) Aquaculture

     (A) Latent heat                                   (B) Fragmentation
     (B) Specific heat
                                                       (C) Invasion
     (C) Thermal conductivity

     (D) Heat capacity                                 (D) Co-extinction


                                              4
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10. Which instrument is commonly used          13. The correct order of pH of 0.1 M
    to measure atmospheric pressure ?              solutions of HCl, KCl, NaCl and
    (A) Tacometer                                  CH3COOH is :
    (B) Barometer                                  (A) KCl > NaCl > HCl > CH3COOH
    (C) Thermometer                                (B) KCl > CH3COOH > NaCl > HCl
    (D) Anemometer
                                                   (C) NaCl > KCl > CH3COOH > HCl
11. Which    one    of   the   following
                                                   (D) CH3COOH > KCl > NaCl > HCl
    statements is correct ?
                                               14. An   atom     which contains no
    (A) Isotonic solutions have same
        density                                    Neutrons is :

    (B) Isotonic solutions have same               (A) Hydrogen
        refractive index
                                                   (B) Helium
    (C) Isotonic solutions have same
                                                   (C) Deuterium
        molar concentrations

    (D) Isotonic solutions have same               (D) Tritium

        colour                                 15. Which     one   of   the   following
12. A metal object has 25 g weight and             compounds is not an example of
    volume of 5.2 cm3. What is the                 ionic bonding ?
    density of the metal ?
                                                   (A) NaCl
    (A) 4.68 g/cm3
                                                   (B) KF
    (B) 4.60 g/cm3

    (C) 4.80 g/cm3                                 (C) HCl

    (D) 4.28 g/cm3                                 (D) MgS

                                           5
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16. Oxidation state of chlorine in HCl,          18. Which one of the following compounds

     Cl2 and NaClO3 are :                            is not considered as seasalt ?

                                                     (A) NaCl
     (A) –1, zero and +2 respectively

                                                     (B) MgCl2.6H2O
     (B) +1, zero and +5 respectively
                                                     (C) Na2SO4
     (C) –1, zero and +5 respectively
                                                     (D) NH4NO3
     (D) Zero, Zero and +3 respectively
                                                 19. Most abundant soil in India are :

17. Regarding solubility of gases which of           (A) Desert

     the following statements is correct ?           (B) Laterite

                                                     (C) Red
     (A) Henry’s constant increases with
                                                     (D) Alluvial
         the increase in temperature
                                                 20. Which of the following analytical
     (B) Henry’s constant decreases with
                                                     techniques is not used for organic
         the increase in temperature
                                                     determination directly ?

     (C) Henry’s constant does not                   (A) GC

         change with the temperature                 (B) HPLC

                                                     (C) AAS
     (D) Henry’s constant decreases with

                                                     (D) TLC
         the decrease in solubility of gas

                                             6
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21. Reptiles and insects are adapted to          24. Choose correct answer against the

     dry conditions due to .........                 following statements :

                                                     (a) Fossil fuels can be made in the
     (A) Impervious integument
                                                           laboratory
     (B) Fur on the body
                                                     (b) CNG is a more polluting fuel
     (C) Hairs on the body
                                                           than petrol
     (D) Thorns on the body
                                                     (c)   Coke is an almost pure form of
22. In Tundra biome the soil moisture
                                                           carbon
     is frozen at a depth of few
                                                     (d) Coal tar is a mixture of various
     centimeters from the top is :
                                                           substances
     (A) Frost
                                                     (A) All true
     (B) Ice frost
                                                     (B) All false
     (C) Snow frost
                                                     (C) (a) (b) (c) are false and (d) is true
     (D) Permafrost
                                                     (D) (a) (b) (d) are false and (c) is true
23. LD50 refers to ...........
                                                 25. Which of the following symbolises
     (A) The dose at which 50% of all test
                                                     correct sequence in hydrosphere ?
          animals die
                                                     (A) Cyperus  Diatoms  Hydrilla
     (B) The dose at which 50% of the
                                                            Wolffia  Populus
          animals demonstrate a response
                                                     (B) Diatoms  Wolffia  Hydrilla
          to the chemicals
                                                            Cyperus  Populus
     (C) The dose at which all of the test
                                                     (C) Diatoms  Hydrilla  Wolffia
          animals die                                       Cyperus  Populus
     (D) The dose at which at least one              (D) Hydrilla  Wolffia  Cyperus
          of the test animals dies.                         Populus  Diatoms

                                             7
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26. An organisms niche is :                    28. Identify the correct sequence of

    (A) The range of temperature that              energy flow through various levels

        the organism need to live                  of an ecosystem :

    (B) The functional role played by              (A) Solar energy  Green plants 

        the organism where it lives                    Carnivores

    (C) All the biological and physical            (B) Solar energy  Green plants 

        factors in the organism’s                      Herbivores

        environment                                (C) Solar energy  Carnivores 

    (D) The way organism uses the                      Herbivores

        range of physical and biological           (D) Solar energy  Herbivores 

        conditions in which it lives
                                                       Carnivores

27. Which types of forests are found at
                                               29. The Indian Rhino is found in its
    an altitude of 5300 ft on mountains
                                                   natural habitat in :
    of Himalayas ?
                                                   (A) Corbett National Park
    (A) Taiga forest
                                                   (B) Sundarbans
    (B) Dry deciduous forest
                                                   (C) Kaziranga National Park
    (C) Moist tropical forest
                                                   (D) Kanha National Park
    (D) Deciduous forest
                                           8
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30. Bioindicator plant for detection of           33. NTU is a unit for :
    presence of SO2 and HF in air is :
                                                      (A) Colour
    (A) Orchid

    (B) Apricot                                       (B) Turbidity
    (C) Lichen
                                                      (C) pH
    (D) Loranthus

31. In   Goldschmidt’s       scheme     of            (D) Electrical conductivity
    classification, ............. represent

    chalcophile elements.                         34. As per IS 10500 : (2012) Drinking


    (A) Ar – Kr – Xe                                  Water Specification, the permissible

    (B) Ca – Mg – Na                                  limit in the absence of alternate

    (C) Fe – Ni – Au
                                                      source for total Hardness (as CaCO3)
    (D) Cu – Pb – Zn
                                                      mg/L is ...........
32. Addition of nitrate and phosphate

    runoff to water bodies results in :               (A) 200

    (A) Hypoxia
                                                      (B) 250
    (B) Anoxia
                                                      (C) 1000
    (C) Eutrophication

    (D) Solifluction                                  (D) 600


                                              9
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                                               38. Peat is a type of ..............
35. Coefficient of permeability is also

    referred to as ..............                   (A) Ferralsol

    (A) Effective porosity                          (B) Histosol

    (B) Field capacity                              (C) Gleysol

    (C) Specific yield                              (D) Podsol

    (D) Hydraulic conductivity                 39. The boundary between the SIAL

36. Arsenic–a common geogenic hazard                and SIMA is called ...........

    in groundwater is common in .......             (A) Mohorovicic discontinuity

    (A) Tamil Nadu                                  (B) Conrad discontinuity

    (B) Maharashtra                                 (C) Gutenberg discontinuity

    (C) West Bengal                                 (D) Lehman discontinuity

    (D) Himachal Pradesh
                                               40. Solid-Solid         diffusion,       phase

37. In a hydrometeorological station,               transition and chemical reactions are

    temperature is measured using .....             characteristic of ...............

    (A) Sunshine Recorder                           (A) Igneous rocks

    (B) Pan Evaporimeter                            (B) Metamorphic rocks

    (C) Stevenson’s screen                          (C) Metasomatic rocks

    (D) Piezometer
                                                    (D) Sedimentary rocks

                                          10
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41. Which     one   of   the   following           44. The order of CO2 emitter countries
    electromagnetic radiations has the                 currently is :
    lowest energy ?
                                                       (A) India > China > USA
    (A) Y-rays
                                                       (B) USA > China > India
    (B) Microwave
                                                       (C) China > India > USA
    (C) UV
                                                       (D) China > USA > India
    (D) Visible
                                                   45. The increasing order of global
42. Solar energy is transmitted to Earth
                                                       Warming Potential (GWP) of the
    surface through :
                                                       greenhouse gases :
    (A) Conduction
                                                       (A) CH4 > CO2 > N2O
    (B) Radiation
                                                       (B) N2O > CH4 > CO2
    (C) Convection
                                                       (C) N2O > CO2 > CH4
    (D) Advection
                                                       (D) CH4 > CO2 > N2O
43. Which one of the following is
                                                   46. The Headquarter of International
    essentially present in the fossil fuels
                                                       Solar Alliance (ISA) is located is :
    along with carbon ?
                                                       (A) Paris
    (A) Nitrogen
                                                       (B) Tokyo
    (B) Hydrogen

    (C) Sulphur                                        (C) New York

    (D) Oxygen                                         (D) Gurugram


                                              11
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47. Which one of the following criteria
                                                50. The current global CO2 emissions
    is not primary to select the site of
    a Hydroelectric power plant ?                   are approximately :

    (A) Altitude                                    (A) 10 billion tonnes
    (B) Water availability
                                                    (B) 20 billion tonnes
    (C) Rocky land
                                                    (C) 25 billion tonnes
    (D) Huge Catchment area

48. Most common gas linked with gas                 (D) 35 billion tonnes
    hydrates is :
                                                51. A stream of waste water having COD
    (A) CO2
                                                    of 30 ppm discharges water at the
    (B) CH4
                                                    rate of 100 L/s into another stream
    (C) SO2
                                                    with a flow rate of 600 L/s and COD
    (D) DMS
                                                    of 10 ppm. Assuming instantaneous
49. Which state tops in wind energy
                                                    and complete mixing, what is the

    production ?                                    resultant COD just downstream from

                                                    the point of discharge ?
    (A) Uttar Pradesh
                                                    (A) 20 ppm
    (B) Rajasthan
                                                    (B) 12.85 ppm
    (C) Tamil Nadu
                                                    (C) 5.71 ppm

    (D) Bihar                                       (D) 0.15 ppm


                                           12
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52. What is the permissible annual             55. According to Biomedical Waste
                                                   Management        Rules    2016    of
    average concentration of PM2.5 in
                                                   Government of India, which coloured
    ambient air in residential area as
                                                   plastic bags should be used for
    per the National Ambient Air
                                                   discarded and contaminated metal
    Quality Standards (NAAQS), 2009
                                                   sharps such as needle, syringes,
    in India ?
                                                   scalpels, blades etc ?
    (A) 60 g/m3
                                                   (A) Red
    (B) 100 g/m3
                                                   (B) Blue
    (C) 40 g/m3
                                                   (C) Yellow
    (D) 5 g/m3
                                                   (D) White
53. Which type of lakes have the water
                                               56. What is the primary purpose of
    with high drinking quality ?
                                                   determining mixing height in air
    (A) Oligotrophic                               quality management ?
    (B) Mesotrophic                                (A) To estimate emission rate
    (C) Eutrophic                                  (B) To assess the vertical dispersion
    (D) Hypereutrophic                                 of pollutants

54. What is a common secondary                     (C) To calculate air temperature
    pollutant formed through the                   (D) To measure wind speed
    photochemical reaction of nitrogen
                                               57. Which of the following is a major
    oxides   and     volatile   organic
                                                   pollutant found in contaminated soil ?
    compounds ?
                                                   (A) Nitrogen oxides
    (A) Carbon monoxide (CO)
                                                   (B) Heavy metals
    (B) Sulfur dioxide (SO2)
                                                   (C) Hydrocarbons
    (C) Ozone (O3)
                                                   (D) Mineral oil
    (D) Particulate matter (pm)

                                          13
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58. Match List-I and List-II containing        59. What is the permissible annual
      different areas/zones and ambient            average concentration of lead (Pb)
      levels of noise in night time :              in ambient air in residential area as
                    List I                         per the National Ambient Air
                                                   Quality standards (NAAQS) 2009 in
       (Category of Area/Zone)
                                                   India ?
(a)   Commercial Area
                                                   (A) 1.0 g/m3
(b)   Industrial Area
                                                   (B) 2.0 g/m3
(c)   Silent Zone
                                                   (C) 0.50 g/m3
(d) Residential Zone
                                                   (D) 5.0 g/m3
                    List II
                                               60. Which one of the following is correct
 (Night time Noise Limits in db)                   sequence of a typical process setup

(i)   40                                           for treatment of surface feed water
                                                   to potable water ?
(ii) 45
                                                   (A) Disinfection  Filtration 
(iii) 55                                                Sedimentation  Flocculation
(iv) 70                                                  Coagulation  Screening

Choose the correct answer from the                 (B) Screening  Coagulation 
options given below :                                   Flocculation  Sedimentation
                                                         Filtration  Disinfection
      (a)   (b)      (c)      (d)
                                                   (C) Screening  Flocculation 
(A) (iii)   (iv)     (ii)     (i)                       Coagulation  Filtration 
(B) (iv)    (iii)    (i)      (ii)                      Sedimentation  Disinfection
                                                   (D) Disinfection  Screening 
(C) (iii)   (iv)     (i)      (ii)
                                                        Coagulation  Flocculation 
(D) (iv)    (ii)     (i)      (iii)                     Sedimentation  Filtration


                                          14
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61. During the combustion of pulverised        63. Which has specified guidelines for
    soil, the oxidation of carbon,                 construction of landfill sites for

    nitrogen and sulphur in the organic            hazardous waste ?

    coaly matter produces :                        (A) The Central Pollution Control
                                                        Board of India
    (A) Carbon dioxides, nitrogen
                                                   (B) The National Pollution Control
        oxides and sulphur oxides
                                                        Board of Maharashtra
    (B) Carbon dioxides, nitrogen
                                                   (C) The National Pollution Control
        oxides, and copper oxides                       Board of Hyderabad

    (C) Carbon    dioxides,   sulphur              (D) The National Pollution Control

        oxides, and zinc oxides                         Board of Allahabad

    (D) Carbon dioxides, copper oxides         64. Which is considered one of the green
                                                   fuels that resolve the problems that
        and zinc oxides
                                                   exist with municipal waste and
62. The Minamata bay in Japan now is
                                                   energy requirements ?
    widely known for its contamination
                                                   (A) Toxic Waste-Derived Fuel
    with a highly toxic metal :                         [TWDF]

    (A) Arsenic                                    (B) Refuse Derived Fuel [RDF]

    (B) Lead                                       (C) Hazardous Waste–Derived Fuel
                                                        [HWDF]
    (C) Mercury
                                                   (D) Pharma Waste–Derived Fuel
    (D) Chromium
                                                        [PWDF]
                                          15
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65. In which of the following slaked lime         67. Which is one of the chemical

                                                      methods of hazardous waste
    [Ca(OH)2] used for neutralization of
                                                      treatment ?
    hazardous waste ?
                                                      (A) Sedimentation
    (A) Continuously stirred chemical                 (B) Electrodialysis

         reactor                                      (C) Precipitation

                                                      (D) Resin adsorption
    (B) Immobilized stirred tank
                                                  68. Which is performed by physical
    (C) Fluidized-bead reactor                        means and involved separation,
                                                      wasting griding, remelting and
    (D) Air lift fermenter
                                                      processing plastic wastes ?

66. Which analysis is the most powerful               (A) Mechanical recycling

    tool for direct identification as well            (B) Chemical recycling

    as determination of constitutent                  (C) Thermal recycling

    minerals and has been extensively                 (D) Biological recycling

                                                  69. Which is NOT a type of plastic
    used in research ?
                                                      wastes degradation which occurs

    (A) SEM                                           during processing ?

                                                      (A) Thermal
    (B) X-ray diffraction
                                                      (B) Mechanical
    (C) FTIR
                                                      (C) Chemical

    (D) DLS                                           (D) Contaminical

                                             16
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70. Many plastic components are used        73. Match Column-I with Column-II :

    as ........ for blast furnaces.                           Column-I

    (A) reducing agents                         (a) Kyoto Protocol

    (B) oxidising agents                        (b) Copenhagen Summit

    (C) protecting agents                       (c)   Montreal Protocol

    (D) infectious agents                       (d) Stockholm Conference
71. Which among the following is the
                                                              Column-II
    unit of measurement of the
                                                (1) 2009
    “Ecological Footprint” ?
                                                (2) 1972
    (A) Global Hectare

    (B) Gallon per capita                       (3) 1997

    (C) Cubic meter                             (4) 1987

    (D) Man Hour                                Codes :

72. Copenhagen Conference on climate
                                                        (a)     (b)     (c)   (d)
    change was held as a sequel to :
                                                (A)     (2)     (1)     (4)   (3)
    (A) Montreal Protocol
                                                (B)     (3)     (1)     (4)   (2)
    (B) Basel Convention
                                                (C)     (1)     (3)     (4)   (2)
    (C) Kyoto Protocol
                                                (D)     (1)     (3)     (2)   (4)
    (D) Ramsar Convention


                                       17
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74. Hygrometer is used for estimating :          77. Match the following :

    (A) Water content of soil                                        List-I
    (B) Water vapor content of Air
                                                     (a) Wind Valley effect
    (C) Capillary potential of soil water
                                                     (b) Land Breeze effect
    (D) Specific gravity of a liquid
                                                     (c) Sea Breeze effect
75. Identify the correct statement :

    (A) Public hearing is conducted                  (d) Heat island effect

        before environmental clearance                               List-II
        of the project
                                                     (i)   Air moves from land to sea
    (B) Public hearing is conducted
        before EIA                                   (ii) Air moves from plain surface to

                                                           valley
    (C) Public hearing is conducted
        prior to site selection                      (iii) Air moves from outside to city

    (D) Public hearing is conducted                  (iv) Air moves from sea to land
        prior to approval of Terms of
                                                     Codes :
        Reference

76. Which of the following impact                              (a)      (b)      (c)     (d)

    identification method is easy to use
                                                     (A)     (i)      (ii)     (iii)   (iv)
    and understand as well as popular ?
                                                     (B)     (ii)     (i)      (iv)    (iii)
    (A) Checklists

    (B) Network                                      (C)     (iv)    (iii)     (ii)    (i)

    (C) Matrix                                       (D)    (iii)     (iv)     (i)     (ii)

    (D) Overlay Maps

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78. Which of the following is correct for          80. Which of the following is true about

    environmental setting process of                    the inversion ?

    EIA ?                                               (A) Temperature of Earth’s surface

    (A) Description of total environment                       is less than high altitudes in

                                                               the atmosphere
    (B) Description of affected environment
                                                        (B) Temperature of Earth’s surface
    (C) Description of non-affected
                                                               and high altitude atmosphere is
         environment
                                                               same
    (D) Description of social environment
                                                        (C) Temperature of Earth’s surface
79. Assertion (A) : Wind roses are
                                                               is more than high altitudes in
    graphical representation of wind
                                                               the atmosphere
    data.
                                                        (D) Temperature changes appears
    Reason (R) : Wind roses represents
                                                               alternately with altitude in the
    % frequencies of wind speed and                            atmosphere      from    earth’s
    wind direction for a given location.                       surface.
    Codes :                                        81. The variance value for an F-distribution

    (A) Both (A) and (R) are true and                   with parameters V1 = 5 and V2 = 9

         (R) is correct explanation of (A)              is :

    (B) Both (A) and (R) are true but (R)               (A) 1.587

         is not correct explanation of (A)              (B) 1.378

    (C) (A) is true, but (R) is false                   (C) 2.578

    (D) (A) is false, but (R) is true                   (D) 1.498

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82. Let X follow a Poisson distribution            84. The first group sample has 100 items
                                                       with mean 15 and standard
    with probability mass function
                                                       deviation 3.0. If the whole group has
    P(x = 1) = P(x = 3). What is the mean
                                                       250 items with mean 15.6 and
    value of this distribution ?                       standard deviation 13.44 . What is
                                                       the standard deviation of the second
    (A)     2                                          group ?
                                                       (A) 2
    (B)     3
                                                       (B) 4
    (C)     6                                          (C) 6
                                                       (D) 8
    (D) 7
                                                   85. Which of the following factors are
                                                       responsible for the E-size of the
83. For a frequency distribution the
                                                       sample in sampling schemes ?
    coefficient of skewness based upon                 (i)   Precision of the estimates
                                                             required is an important factor
    the quartiles is 0.6. If the sum of the
                                                             in determining the size of a
    upper and lower quartiles is 100 and                     sample
                                                       (ii) For greater precision, usually a
    median is 38, What is the value of                      larger sample is preferred
                                                       (iii) For greater precision usually a
    lower and upper quartiles :
                                                             smaller sample is preferred
    (A) 40 and 60                                      (iv) More is the heterogeneity, a
                                                            larger is the size of the sample.
    (B) 20 and 80                                      (A) (i), (ii) and (iii)
                                                       (B) (i), (ii) and (iv)
    (C) 30 and 60
                                                       (C) (i), (iii) and (iv)
    (D) 30 and 70                                      (D) (ii), (iii) and (iv)

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86. Which of the following statements              87. If a person who does not know

    are correct for Karl Pearson’s                     typing is asked to type the
    correlation coefficient ?
                                                       manuscript of a book, the probability
    (i)   The scatter diagram of the data
                                                       of the event that he will type it
          will give a straight line curve
                                                       correctly without any mistake is ....
    (ii) The scatter diagram of the data
          will not give a straight line                (A) 1

          curve
                                                       (B) 0
    (iii) Each of the variables is being                   3
          affected by a large number of                (C) 4

          independent          contributory
                                                             2
                                                       (D)
          causes of such a nature as to                      3
          produce normal distribution
                                                   88. Let X follows binomial distribution
    (iv) The forces so operating on each
                                                       with mean and variance are 4 and
          of the variable series are not
                                                        4
          independent of each other but                   . What is probability of (x  1) ?
                                                        3
          are related in a causal fashion.
                                                       (A) 0.00137
    (A) (i), (ii) and (iii)
                                                       (B) 0.71256
    (B) (i), (ii) and (iv)

    (C) (i), (iii) and (iv)                            (C) 0.81343


    (D) (ii), (iii) and (iv)                           (D) 0.99863



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89. In case of natural no. m attributes,        92. Which of the following is the main
    the total number of ultimate class              cause of desertification ?
    frequencies is :
                                                    (A) Irrigation
    (A) 2m
                                                    (B) Mining
    (B) 2m–1
                                                    (C) Plantation
    (C) 2m+1
                                                    (D) Overgrazing
    (D) m
                                                93. Which one of the following compounds
90. Let 8x – 10y + 66 = 0 and 40x –
                                                    is NOT a greenhouse gas ?
    18y = 214 be the lines of regression
                                                    (A) N2O
    of Y on X and X on Y respectively.
    What is the correlation coefficient             (B) CH4
    between X and Y ?                               (C) NO2
    (A) 0.5
                                                    (D) O3
    (B) – 0.5
                                                94. The Intergovernmental Panel on
    (C) 0.6                                         Climate    Change      (IPCC)   was

    (D) – 0.6                                       established by :

91. Olive Ridley Sea turtle have begun              (A) United Nations
    emerging on the sea waters of :                 (B) World Meteorological Organization
    (A) Devgad Coast                                     (WMO)

    (B) Odisha Coast                                (C) United Nations Environment

    (C) Malvan Coast                                     Programme (UNEP)

    (D) Sundarbans                                  (D) World Bank

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95. India targets for Net Zero by :              98. What happens when alien species
                                                     are introduced unintentionally ?
    (A) 2045                                         (A) Decrease of alien species

    (B) 2070                                         (B) Increase in habital
                                                     (C) They turn invasive and cause
    (C) 2050
                                                         increase species
    (D) 2030                                         (D) They turn invasive and cause
                                                         decline or extinction of
96. What is the Bharat Stage (BS)                        indigenous species
    emission standard applicable for             99. What is the main objective of the
    petrol and diesel vehicle in India as            Swachh Bharat Abhiyan ?
                                                     (A) Increasing air quality in major
    of 2023 ?
                                                         cities
    (A) BS – IV                                      (B) Eliminating open defecation
                                                         and    improving     waste
    (B) BS – V
                                                         management
    (C) BS – VI                                      (C) Developing renewable energy
                                                         resources
    (D) BS – VII
                                                     (D) Reducing traffic congestion in
97. National Water Mission was                           urban areas

    launched in ..........                       100. Which of the following diseases is
                                                      caused due to the deficiency of
    (A) 2008                                          iodine ?
                                                     (A) Solitary thyroid nodules
    (B) 2000
                                                     (B) Goitre
    (C) 2011
                                                     (C) Thyroiditis
    (D) 2002                                         (D) Thyroid cancer


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ROUGH WORK




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Source: Savitribai Phule Pune University. Question paper published by Savitribai Phule Pune University.