A negative phase of the North Atlantic Oscillation (NAO) is associated with: MCQ with Answer and Explanation

A negative phase of the North Atlantic Oscillation (NAO) is associated with:
A. Weaker than normal Azores High and Icelandic Low
B. Warmer than normal waters in the North Atlantic
C. Stronger than normal Azores High and Icelandic Low
D. Cooler than normal waters in the North Atlantic
Answer: Option A
Solution (By JKExamLibrary)
A negative NAO phase is characterized by weaker than normal Azores High and Icelandic Low, leading to weaker westerly winds, colder and drier winters in northern Europe, and milder and wetter winters in southern Europe.

This question belongs to: Geography GK Climate and Weather

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Practice More Climate and Weather Questions

Question #1 Report Error
What is the name of the phenomenon where the temperature in the stratopause is constant?
A. Greenhouse effect
B. Isothermal layer
C. Adiabatic cooling
D. Temperature inversion

Correct Answer: Option B


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

This question belongs to: Geography GK Climate and Weather
Question #2 Report Error
The NAO influences the climate of which region?
A. Western Europe and North America
B. The Arctic and Antarctic
C. Central Africa and South America
D. Southeast Asia and Australia

Correct Answer: Option A


Explanation:
The North Atlantic Oscillation primarily influences the climate of Western Europe and the eastern United States and Canada, affecting temperature, precipitation, and storm tracks.

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Question #3 Report Error
Which of the following is a major factor in the formation of the Ferrel cell?
A. Rising air at the equator and sinking air at the poles
B. Rising air at the poles and sinking air at the subtropics
C. Rising air at the subtropics and sinking air at the poles
D. Rising air at the poles and sinking air at the equator

Correct Answer: Option C


Explanation:
The Ferrel cell is a large-scale atmospheric circulation pattern where air rises at the subtropics, flows poleward, and sinks at the poles.

This question belongs to: Geography GK Climate and Weather