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Exam Year: 2022

  • ,

    ‘System of Rice Intensification’ of cultivation, in which alternate wetting and drying of rice fields is practised, results in :
    1. Reduced seed requirement
    2. Reduced methane production
    3. Reduced electricity consumption
    Select the correct answer using the code given below:

    (a)

    1 and 2 only

    (b)

    2 and 3 only

    (c)

    1 and 3 only

    (d)

    1, 2 and 3

    Correct Answer:

    (d)

  • ,

    Which one of the following statements best describes the ‘Polar Code’ ?

    (a)

    It is the international code of safety for ships operating in polar waters.

    (b)

    It is the agreement of the countries around the North Pole regarding the demarcation of their territories in the polar region.

    (c)

    It is a set of norms to be followed by the countries whose scientists undertake research studies in the North Pole and South Pole.

    (d)

    It is a trade and security agreement of the member countries of the Arctic Council.

    Correct Answer:

    (a)

  • ,

    ‘Climate Action Tracker’ which monitors the emission reduction pledges of different countries is a:

    (a)

    Database is created by coalition of research organisations

    (b)

    Wing of “International Panel of Climate Change”

    (c)

    Committee under “United Nations Framework Convention on Climate Change”

    (d)

    Agency promoted and financed by United Nations Environment Programme and World Bank

    Correct Answer:

    (a)

  • ,

    In the northern hemisphere, the longest day of the year normally occurs in the :

    (a)

    First half of the month of June

    (b)

    Second half of the month of June

    (c)

    First half of the month of July

    (d)

    Second half of the month of July

    Correct Answer:

    (b)

  • ,

    In the context of WHO Air Quality Guidelines, consider the following statements :
    1. The 24-hour mean of PM 2.5 should not exceed 15 μg/m3 and annual mean of PM 2.5 should not exceed 5 μg/m3.
    2. In a year, the highest levels of ozone pollution occur during the periods of inclement weather.
    3. PM 10 can penetrate the long barrier and enter the bloodstream.
    4. Excessive ozone in the air can trigger asthma.

    Which of the statements given above are correct?

    (a)

    1,3 and 4

    (b)

    1 and 4 only

    (c)

    2,3 and 4

    (d)

    1 and 2 only

    Correct Answer:

    (b)

  • ,

    “Biorock Technology” is talked about in which one of the following situations?

    (a)

    Restoration of damaged coral reefs

    (b)

    Development of building materials using plant residues

    (c)

    Identification of areas for exploration/extraction of shale gas

    (d)

    Providing salt licks for wild animals in forests.

    Correct Answer:

    (a)

  • ,

    With reference to Web 3.0, consider the following statements :
    1. Web 3.0 technology enables people to control their own data.
    2. In Web 3.0 world, there can be blockchain based social networks.
    3. Web 3.0 is operated by users collectively rather than a corporation.
    Which of the statements given above are correct ?

    (a)

    1 and 2 only

    (b)

    2 and 3 only

    (c)

    1 and 3 only

    (d)

    1, 2 and 3

    Correct Answer:

    (d)

  • ,

    If a major solar storm (solar flare) reaches the Earth, which of the following are the possible effects on the Earth ?
    1. GPS and navigation systems could fail.
    2. Tsunamis could occur at equatorial regions.
    3. Power grids could be damaged.
    4. Intense auroras could occur over much of the Earth.
    5. Forest fires could take place over much of the planet.
    6. Orbits of the satellites could be disturbed.
    7. Shortwave radio communication of the aircraft flying over polar regions could be interrupted.
    Select the correct answer using the code given below:

    (a)

    1, 2, 4 and 5 only

    (b)

    2, 3, 5, 6 and 7 only

    (c)

    1, 3, 4, 6 and 7 only

    (d)

    1, 2, 3, 4, 5, 6 and 7

    Correct Answer:

    (c)

  • ,

    With reference to Indian history, consider the following statements :
    1. The first Mongol invasion of India happened during the reign of Jalal-ud-din Khalji.
    2. During the reign of Ala-ud-din Khalji, one Mongol assault marched up to Delhi and besieged the city.
    3. Muhammad-bin-Tughlaq temporarily lost portions of north-west of his kingdom to Mongols.
    Which of the statements given above is/are correct ?

    (a)

    1 and 2

    (b)

    2 only

    (c)

    1 and 3

    (d)

    3 only

    Correct Answer:

    (b)

  • ,

    With reference to the proposals of Cripps Mission, consider the following statements :
    1. The Constituent Assembly would have members nominated by the Provincial Assemblies as well as the Princely States.
    2. Any Province, which is not prepared to accept the new Constitution would have the right to sign a separate agreement with Britain regarding its future status.
    Which of the statements given above is/are
    correct?

    (a)

    1 only

    (b)

    2 only

    (c)

    Both 1 and 2

    (d)

    Neither 1 nor 2

    Correct Answer:

    (b)