Monsoon, Cyclone and Anticyclone - Practice Test 2

Attempt the quiz above first, then review every question with its correct answer and a short explanation below.

1. Q1.Cherry Blossom showers (Coffee showers) occur in:

   • A.Kerala and Karnataka✓ Correct Answer
   • B.Assam
   • C.Kashmir
   • D.Himachal

   Explanation: Beneficial for coffee plantations in Karnataka.

2. Q2.The term 'Cyclone' is derived from the Greek word 'Kyklos' meaning:

   • A.Coil of a Snake✓ Correct Answer
   • B.Eye of God
   • C.Turning Wheel
   • D.Great Wind

   Explanation: It refers to the coiling nature of the storm winds.

3. Q3.A cyclone is a system of:

   • A.High Pressure center
   • B.Low Pressure center with inward winds✓ Correct Answer
   • C.Calm air
   • D.Straight winds

   Explanation: Cyclones have a low pressure core surrounded by high pressure.

4. Q4.In the Northern Hemisphere, cyclones rotate in which direction?

   • A.Clockwise
   • B.Anti-clockwise✓ Correct Answer
   • C.Vertical
   • D.Horizontal

   Explanation: Due to the Coriolis force, they spin anti-clockwise in the North.

5. Q5.In the Southern Hemisphere, cyclones rotate:

   • A.Clockwise✓ Correct Answer
   • B.Anti-clockwise
   • C.Straight
   • D.Randomly

   Explanation: They spin clockwise in the Southern Hemisphere.

6. Q6.Tropical Cyclones form over:

   • A.Warm ocean waters (>27°C)✓ Correct Answer
   • B.Cold ocean waters
   • C.Land masses
   • D.Snowy regions

   Explanation: Warm moisture is the fuel for tropical cyclones.

7. Q7.The central calm area of a tropical cyclone is called:

   • A.Eye✓ Correct Answer
   • B.Wall
   • C.Trunk
   • D.Nucleus

   Explanation: The Eye is characterized by sinking air and clear skies.

8. Q8.The most destructive part of a cyclone with the strongest winds is:

   • A.Eye
   • B.Eye Wall✓ Correct Answer
   • C.Outer Rainbands
   • D.Tail

   Explanation: The Eye Wall surrounding the eye has the most violent winds.

9. Q9.Tropical Cyclones in the Atlantic and Caribbean are called:

   • A.Typhoons
   • B.Hurricanes✓ Correct Answer
   • C.Cyclones
   • D.Willy-Willies

   Explanation: They are known as Hurricanes in that region.

10. Q10.Tropical Cyclones in the Western Pacific (China/Japan) are called:

    • A.Hurricanes
    • B.Typhoons✓ Correct Answer
    • C.Tornadoes
    • D.Cyclones

    Explanation: The term used is Typhoon.

11. Q11.Tropical Cyclones in Australia are called:

    • A.Willy-Willies✓ Correct Answer
    • B.Cyclones
    • C.Typhoons
    • D.Twisters

    Explanation: Willy-Willy is the Australian name.

12. Q12.Cyclones in the Indian Ocean are called:

    • A.Cyclones✓ Correct Answer
    • B.Hurricanes
    • C.Typhoons
    • D.Storms

    Explanation: They are simply referred to as Cyclones.

13. Q13.Tornadoes mainly occur in:

    • A.USA (Mississippi Valley)✓ Correct Answer
    • B.India
    • C.China
    • D.Europe

    Explanation: The USA, particularly Tornado Alley, sees frequent tornadoes.

14. Q14.Which scale measures the intensity of Tropical Cyclones (Hurricanes)?

    • A.Richter Scale
    • B.Saffir-Simpson Scale✓ Correct Answer
    • C.Fujita Scale
    • D.Mercalli Scale

    Explanation: Saffir-Simpson scale classifies hurricanes into Categories 1-5.

15. Q15.Which scale measures the intensity of Tornadoes?

    • A.Fujita Scale (F-Scale)✓ Correct Answer
    • B.Saffir-Simpson
    • C.Beaufort
    • D.Kelvin

    Explanation: The Enhanced Fujita (EF) scale is used.

16. Q16.Anticyclones are systems of:

    • A.Low Pressure
    • B.High Pressure✓ Correct Answer
    • C.Zero Pressure
    • D.Variable Pressure

    Explanation: Anticyclones have high pressure at the center and winds blowing outward.

17. Q17.In the Northern Hemisphere, winds in an Anticyclone blow:

    • A.Anti-clockwise
    • B.Clockwise✓ Correct Answer
    • C.Straight
    • D.Vertical

    Explanation: Due to Coriolis, outflowing winds turn right -> Clockwise.

18. Q18.Anticyclones are associated with:

    • A.Stormy weather
    • B.Clear skies and stable weather✓ Correct Answer
    • C.Heavy rainfall
    • D.Tornadoes

    Explanation: Descending air prevents cloud formation, leading to clear skies.

19. Q19.Temperate Cyclones (Extra-tropical cyclones) form due to:

    • A.High temperature
    • B.Fronts (Meeting of warm and cold air)✓ Correct Answer
    • C.Convection
    • D.Tides

    Explanation: They are formed by the collision of contrasting air masses (Frontogenesis).

20. Q20.Temperate Cyclones generally move from:

    • A.East to West
    • B.West to East✓ Correct Answer
    • C.North to South
    • D.South to North

    Explanation: They are driven by the Westerlies, moving West to East.