The Madden-Julian Oscillation (MJO) has a typical period of: MCQ with Answer and Explanation

The Madden-Julian Oscillation (MJO) has a typical period of:
A. 1-2 weeks
B. 30-60 days
C. 1-2 days
D. 10-20 years
Answer: Option B
Solution (By JKSSB Mock Tests)
The Madden-Julian Oscillation (MJO) has a typical period of 30 to 60 days, making it an intra-seasonal tropical climate pattern that significantly influences weather in the tropics and subtropics.

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Practice More Climate and Weather Questions

Question #1
The warm core of a tropical cyclone is driven by:
A. Latent heat release from condensation
B. Cold ocean waters
C. Friction with land
D. High pressure

Correct Answer: Option A


Explanation:
Tropical cyclones are warm-core systems, powered by the release of latent heat from condensation over warm ocean waters (above 26°C).

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Question #2
La Niña generally brings which type of monsoon to India?
A. No effect on monsoon
B. Weaker monsoon
C. Stronger monsoon
D. Delayed monsoon

Correct Answer: Option C


Explanation:
La Niña (cooling of the Pacific) is associated with a stronger Southwest Monsoon, bringing above-normal rainfall to India.

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Question #3
The temperature at which air becomes saturated and condensation begins is known as:
A. Dry-bulb temperature
B. Dew point temperature
C. Wet-bulb temperature
D. Critical temperature

Correct Answer: Option B


Explanation:
The dew point is the temperature to which air must be cooled at constant pressure to become saturated with respect to water. When the air temperature cools to the dew point, condensation (fog, clouds, or dew) begins.

This question belongs to: Geography GK Climate and Weather