Sat. Sep 28th, 2024

DSSSB Year 2014 PGT Tier I

  1. Stability prevails when the environmental lapse rate is

    Options:
    1. less than the wet adiabatic rate
    2. greater than the wet adiabatic rate and less than the dry adiabatic rate
    3. greater than the dry adiabatic rate
    4. greater than both the wel and dry adiabatio rates

    Option: A

  2. What is the relative humidity for the above conditions at 25°C ?

    Options:
    1. 30%
    2. 100%
    3. 15%
    4. 70%

    Option: D

  3. What would happen to the relative humidity value in question 143 if the temperature were increased ?

    Options:
    1. it would increase
    2. it would decrease
    3. it would remain the same
    4. it depends on the dew point temperature

    Option: B

  4. What is the dew point for the conditions listed above ?

    Options:
    1. 25°C
    2. 20°C
    3. 15°C
    4. colder than 15°C

    Option: B

  5. Which of the following is a major effect of El Nino ?

    Options:
    1. heavy rains along the western coast of South America
    2. droughts in California
    3. Increased tooth decay
    4. global warming of the Earth

    Option: A

  6. The effect of sulfate aerosols in the earth’s atmosphere is to

    Options:
    1. causo El Niño weather patterns
    2. cool global climate
    3. destroy ozone
    4. warm global climate

    Option: B

  7. Which of the following is a plausibla argument thatburning fossil fuels may not lead to severe global warming ?

    Options:
    1. conversion from oil to alternative energy may quickly reduce Co2, in the atmosphere
    2. average global temperature during the last 100 years actually has declined by 0.5°C
    3. melting glaciers may increase the Earth's albedo
    4. various negative feedbacks may reduce the effects

    Option: D

  8. Humans are adding about 3 Gr billion metric tons) of carbon as CO, to the atmosphere each year. It has been suggested that the effects of increased Co, in the atmosphere can be offset by planting trees. Living trees on Earth contain about 500 GI of carbon, remove about 5 Gt of carbon per year though photosynthesis, and add about 5 Gt of carbon per year through respiration and decay. If humans plant trees equal to 1% of all present forests, how much carbon will be removed from the atmosphere?

    Options:
    1. 0.5 Gt
    2. 5.0 Gt
    3. 50 Gt
    4. 100 Gt

    Option: B

  9. The temperature of the biosphere is crucial for life on Earth. The correct temperature range in which life can exist under normal circumstances is

    Options:
    1. -5° to +45° Celsius
    2. -10° to +98.6" Fahrenheit
    3. 0° to +50° Celsius
    4. 0° to +100° Celsius

    Option: C

  10. Which of the following states in India is known for largest net irrigated area in India ?

    Options:
    1. Haryana
    2. Punjab
    3. Uttar Pradesh
    4. Maharashtra

    Option: C

  11. Which among the following is a superimposed drainage system?

    Options:
    1. Banas
    2. Chambal
    3. Saraswati
    4. Gomti

    Option: D

  12. State which is the largest producer of manganese is

    Options:
    1. Karnataka
    2. Jharkhand
    3. Madhya Pradesh
    4. Orissa

    Option: D

  13. Which is the oldest oil producing State in India ?

    Options:
    1. Gujarat
    2. Maharashtra
    3. Assam
    4. None of these

    Option: C

  14. A ramp of sand deposited by streams along foothills in the arid land is called

    Options:
    1. Hamada
    2. Bajada
    3. Desort Wash
    4. Pediment

    Option: C

  15. Rating curve is useful for estimation of

    Options:
    1. River discharge
    2. Stream velocity
    3. Dissolved load
    4. Hydraulic radius

    Option: B

  16. Who is the author of the book Modem Geographical Thought?

    Options:
    1. David Harvey
    2. R.J. Johnston
    3. Brian J.L. Berry
    4. Richard Peet

    Option: D

  17. The Savanna biome is usually associated with

    Options:
    1. Tropical wet-dry climate
    2. Equatorial wet climate
    3. Tropical dry climate
    4. Monsoon cilmate

    Option: A

  18. Who was the first Geographer to ascertain the length of the equator ?

    Options:
    1. Eratosthenes
    2. Herodotus
    3. Anaximander
    4. Thales

    Option: A

  19. Which one of the following is wrongly matched ? Peaks -Height

    Options:
    1. Anaimudi -2695 m.
    2. Nanga Parbat -7756 m
    3. Mt. Everest -8848 m.
    4. K2 -8611 m.

    Option: B

  20. In remote sensing systems measures naturally available energy ?

    Options:
    1. Active Sensors
    2. Passive Sensors
    3. Synthetic Aperture Radar
    4. Microwave Remote Sensing

    Option: B