Tue. Jun 25th, 2024

Weather Forecasting

  1. What was the main benefit of switching over from traditional methods of weather forecasting to scientific methods?

    Options:
    1. More accurate and timely prediction of weather conditions
    2. Reduced reliance on measuring instruments
    3. Improved knowledge of atmospheric conditions
    4. None of the above

    Option: A

  2. What was the significance of using airplanes to obtain upper-air weather data?

    Options:
    1. It allowed for the measurement of wind speed at high altitudes
    2. It allowed for the measurement of temperature at high altitudes
    3. It allowed for the measurement of atmospheric conditions at high altitudes
    4. It had no significance in weather forecasting

    Option: C

  3. What is the “polar front theory” or “wave theory” in weather forecasting?

    Options:
    1. A theory about the formation and development of tropical cyclones
    2. A theory about the formation and development of thunderstorms
    3. A theory about the formation and development of extra-tropical (temperate) cyclones
    4. Not enough information provided

    Option: C

  4. What is the “Bjerknes cyclone model”?

    Options:
    1. A model for predicting the movement of hurricanes
    2. A model for predicting the intensity of thunderstorms
    3. A model for predicting the formation of tornadoes
    4. A model for the formation and development of extra-tropical (temperate) cyclones

    Option: D

  5. How did improved scientific communications impact weather forecasting?

    Options:
    1. It made weather forecasting less realistic and useful
    2. It made weather forecasting more reliant on subjective approaches
    3. It had no impact on weather forecasting
    4. It made weather forecasting more realistic and useful

    Option: D

  6. What were some of the limitations of the traditional empirical method of weather forecasting?

    Options:
    1. It was based on limited data of weather conditions
    2. It had a short forecast period, usually 24 hours
    3. It was based on data of small areas and could not be extended for larger areas
    4. All of the above

    Option: D

  7. Which of the following is NOT a part of the process of weather forecasting?

    Options:
    1. Analysis of weather charts and maps with the help of electronic computers.
    2. Plotting of weather data on maps and daily weather records, synoptic charts, etc.
    3. Recording of weather data from major weather stations to sub-centers.
    4. Building physical weather stations around the world.

    Option: D

  8. At what times are readings of weather elements taken and properly recorded?

    Options:
    1. 4 times a day – at midnight, 6 AM, 12 noon, and 6 PM.
    2. 3 times a day – at midnight, 9 AM, and 6 PM.
    3. 2 times a day – at noon and midnight.
    4. 5 times a day – at midnight, 3 AM, 9 AM, 3 PM, and 9 PM.

    Option: A

  9. What is the role of National Oceanic and Atmospheric Administration (NOAA) in weather forecasting?

    Options:
    1. They are responsible for building physical weather stations around the world.
    2. They collect and compile weather data from major weather stations to sub-centers.
    3. They analyze weather charts and maps with the help of electronic computers.
    4. They use a polar satellite to move around the earth and collect weather data.

    Option: D

  10. Which of the following instruments are used to measure and record weather elements of the upper atmosphere?

    Options:
    1. Radio transmitters
    2. Balloons
    3. Satellites
    4. All of the above

    Option: D

  11. What is the final step in the process of weather forecasting?

    Options:
    1. Analysis of weather charts and maps with the help of electronic computers.
    2. Recording of weather data from major weather stations to sub-centers.
    3. Plotting of weather data on maps and daily weather records, synoptic charts, etc.
    4. Final forecasting of weather and numerical modeling.

    Option: D

  12. What are C charts used in weather forecasting?

    Options:
    1. They are used to measure temperature, pressure, and humidity.
    2. They depict various weather elements and conditions through weather symbols.
    3. They are used to obtain aerial photographs of cloud covers.
    4. They are instruments that are carried aloft by a balloon to send back information on atmospheric conditions.

    Option: B

  13. What is a radiosonde?

    Options:
    1. An instrument used to measure upper air weather conditions.
    2. An electronic computer used in weather forecasting.
    3. A type of satellite used to obtain aerial photographs of cloud covers.
    4. An instrument used to measure cloud cover.

    Option: A

  14. What is the significance of weather satellites?

    Options:
    1. They are used to measure temperature, pressure, and humidity.
    2. They are used to obtain aerial photographs of cloud covers.
    3. They are instruments that are carried aloft by a balloon to send back information on atmospheric conditions.
    4. They provide information on upper air weather conditions and have undergone improvements since their launch in 1960.

    Option: D

  15. What is TIRIOS-I?

    Options:
    1. An instrument used to measure upper air weather conditions.
    2. A type of satellite used to obtain aerial photographs of cloud covers.
    3. The first weather satellite launched in 1960.
    4. An electronic computer used in weather forecasting.

    Option: C

  16. What satellite was used to monitor the movement of the cyclone in 1990?

    Options:
    1. INSAT-1A
    2. INSAT-1B
    3. INSAT-2A
    4. INSAT-2B

    Option: B

  17. How many people officially died in the 1990 cyclone in Andhra Pradesh?

    Options:
    1. 598
    2. 1000
    3. 5500
    4. 10000

    Option: A

  18. What was the intensity of the 1999 cyclone in Orissa compared to the 1977 cyclone in Andhra Pradesh?

    Options:
    1. The same
    2. 5 times stronger
    3. 10 times stronger
    4. 20 times stronger

    Option: B

  19. When did the super cyclone of Orissa occur?

    Options:
    1. May 9, 1990
    2. October 29, 1999
    3. April 1, 1990
    4. June 5, 1995

    Option: B

  20. How long did the super cyclone of Orissa cause havoc in the coastal districts?

    Options:
    1. 1 day
    2. 2 days
    3. 3 days
    4. 4 days

    Option: C