What is the name of the phenomenon where there is a low-pressure system that forms in the tropics? MCQ with Answer and Explanation

What is the name of the phenomenon where there is a low-pressure system that forms in the tropics?
A. Extratropical cyclone
B. Monsoon
C. Tropical cyclone
D. Tornado
Answer: Option C
Solution (By JKExamLibrary)
Tropical cyclones form in the tropics over warm ocean waters and are characterized by a low-pressure center, strong winds, and heavy rain.

This question belongs to: Geography GK Climate and Weather

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Practice More Climate and Weather Questions

Question #1 Report Error
Which of the following is a major factor in the intensification of a tropical cyclone?
A. Warm ocean waters
B. Landfall
C. Strong wind shear
D. Cold ocean waters

Correct Answer: Option A


Explanation:
Tropical cyclones intensify over warm ocean waters (typically above 26°C) because the warm water provides the energy (latent heat) needed to fuel the storm. Cold water, wind shear, and landfall weaken the cyclone.

This question belongs to: Geography GK Climate and Weather
Question #2 Report Error
Which of the following is the primary reason for the 'Little Ice Age'?
A. Solar variability and volcanic eruptions
B. Deforestation
C. Industrial revolution
D. Greenhouse gas emissions

Correct Answer: Option A


Explanation:
The 'Little Ice Age' (roughly 1300-1850) was a period of cooling in the Northern Hemisphere, thought to be caused by decreased solar activity (sunspot minimums) and increased volcanic eruptions that reduced solar radiation.

This question belongs to: Geography GK Climate and Weather
Question #3 Report Error
Which of the following is a cold current on the western coast of South America?
A. Brazil Current
B. Humboldt Current
C. Peru Current
D. Both A and B

Correct Answer: Option D


Explanation:
The Humboldt Current (also known as the Peru Current) is a cold ocean current that flows northward along the western coast of South America, bringing cold, nutrient-rich water.

This question belongs to: Geography GK Climate and Weather