Which of the following is a major factor in the formation of the North Atlantic Oscillation (NAO)? MCQ with Answer and Explanation

Which of the following is a major factor in the formation of the North Atlantic Oscillation (NAO)?
A. Sea level pressure differences between the Azores and the United Kingdom
B. Sea level pressure differences between the Azores and the United States
C. Sea level pressure differences between the Azores and Greenland
D. Sea level pressure differences between the Azores and Iceland
Answer: Option D
Solution (By JKExamLibrary)
The North Atlantic Oscillation (NAO) is a climate pattern characterized by sea level pressure differences between the Icelandic Low (subpolar low) and the Azores High (subtropical high).

This question belongs to: Geography GK Climate and Weather

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Question #1 Report Error
Which of the following is a major factor in the formation of the Madden-Julian Oscillation (MJO)?
A. Sea surface temperature differences in the Pacific
B. Convection in the Atlantic Ocean
C. Convection in the Indian and Pacific Oceans
D. Sea level pressure differences in the Arctic

Correct Answer: Option C


Explanation:
The Madden-Julian Oscillation is a large-scale pattern of convection (thunderstorm activity) that originates over the Indian Ocean and moves eastward across the Pacific, influencing weather patterns globally.

This question belongs to: Geography GK Climate and Weather
Question #2 Report Error
Which of the following is a characteristic of the stratosphere?
A. Decreasing temperature with altitude
B. Decreasing pressure with altitude
C. Constant temperature with altitude
D. Increasing temperature with altitude

Correct Answer: Option D


Explanation:
The stratosphere is characterized by increasing temperature with altitude due to the absorption of solar UV radiation by the ozone layer.

This question belongs to: Geography GK Climate and Weather
Question #3 Report Error
What is the name of the phenomenon where the temperature in the stratopause is constant?
A. Temperature inversion
B. Greenhouse effect
C. Adiabatic cooling
D. Isothermal layer

Correct Answer: Option D


Explanation:
The stratopause is an isothermal layer, meaning the temperature is constant with altitude.

This question belongs to: Geography GK Climate and Weather