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SSC CGL Exam  >  SSC CGL Tests  >  Test: Climatology-3 - SSC CGL MCQ

Test: Climatology-3 - SSC CGL MCQ


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10 Questions MCQ Test - Test: Climatology-3

Test: Climatology-3 for SSC CGL 2024 is part of SSC CGL preparation. The Test: Climatology-3 questions and answers have been prepared according to the SSC CGL exam syllabus.The Test: Climatology-3 MCQs are made for SSC CGL 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Climatology-3 below.
Solutions of Test: Climatology-3 questions in English are available as part of our course for SSC CGL & Test: Climatology-3 solutions in Hindi for SSC CGL course. Download more important topics, notes, lectures and mock test series for SSC CGL Exam by signing up for free. Attempt Test: Climatology-3 | 10 questions in 10 minutes | Mock test for SSC CGL preparation | Free important questions MCQ to study for SSC CGL Exam | Download free PDF with solutions
Test: Climatology-3 - Question 1
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What is the primary cause of El Niño?

Detailed Solution for Test: Climatology-3 - Question 1
During El Niño, the usual trade winds weaken, leading to reduced upwelling of cold, nutrient-rich deep ocean water. This phenomenon allows the accumulation of warm ocean water along the coast of Peru and Ecuador, disrupting normal climatic conditions.
Test: Climatology-3 - Question 2
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What is the Walker circulation associated with in normal conditions?

Detailed Solution for Test: Climatology-3 - Question 2
The Walker circulation is associated with the normal conditions, where high pressure over the eastern Pacific Ocean and low pressure over Indonesia create a pressure gradient force that results in upwelling along the coasts of Peru and Ecuador.
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Test: Climatology-3 - Question 3
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How does El Niño impact monsoon rainfall in India?

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El Niño is inversely related to Indian monsoons, causing reduced monsoon rainfall in India. This can result in drought conditions and negatively impact crops like rice, sugarcane, cotton, and oilseeds.
Test: Climatology-3 - Question 4
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What is the Southern Oscillation Index (SOI) used to measure?
Detailed Solution for Test: Climatology-3 - Question 4
The Southern Oscillation Index (SOI) measures the difference in atmospheric pressure between Tahiti and Port Darwin, providing insights into the intensity of the Southern Oscillation and its impact on weather patterns.
Test: Climatology-3 - Question 5
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What is the Indian Ocean Dipole (IOD) characterized by?
Detailed Solution for Test: Climatology-3 - Question 5
IOD is characterized by the difference in sea surface temperature between the western and eastern poles in the Indian Ocean. This temperature gradient influences monsoon patterns and can counteract the effects of El Niño.
Test: Climatology-3 - Question 6
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What is the primary impact of La Niña on weather conditions in India?
Detailed Solution for Test: Climatology-3 - Question 6
La Niña is associated with increased monsoon rainfall in India. The lower-than-normal air pressure over the western Pacific contributes to heavier monsoons, benefiting agriculture and industry.
Test: Climatology-3 - Question 7
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During La Niña, what weather conditions are observed in southeastern Africa?
Detailed Solution for Test: Climatology-3 - Question 7
La Niña is linked to cool and wet winter weather in southeastern Africa. The atmospheric conditions associated with La Niña contribute to this climatic pattern.
Test: Climatology-3 - Question 8
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What characterizes El Niño Modoki?
Detailed Solution for Test: Climatology-3 - Question 8
El Niño Modoki is characterized by strong anomalous warming in the central tropical Pacific, accompanied by cooling in the eastern and western tropical Pacific.
Test: Climatology-3 - Question 9
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After an El Niño event, what phenomenon can occur in the central and eastern Pacific?
Detailed Solution for Test: Climatology-3 - Question 9
Following an El Niño event, the trade winds can become extremely strong, leading to an abnormal accumulation of cold water in the central and eastern Pacific. This event is known as La Niña.
Test: Climatology-3 - Question 10
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What is the impact of a positive Indian Ocean Dipole (IOD) on cyclone activity in the Arabian Sea?
Detailed Solution for Test: Climatology-3 - Question 10
A positive IOD, characterized by warmer conditions in the Arabian Sea, results in more cyclones than usual in the Arabian Sea. This demonstrates the influence of IOD on cyclone activity in the northern Indian Ocean.
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