Question 12Critically examine the role of oceanic and atmospheric factors in determining monsoon rainfall intensity and distributionGS1GS1
The Indian monsoon is a complex phenomenon influenced by various climatic factors. Critically examine the role of oceanic and atmospheric factors in determining the intensity and distribution of monsoon rainfall in India. (Answer in 250 words) 15 Marks
Introduction
Indian monsoon suffers to the several surficial & wind, summer concentration of rainfall, rhythm of seasons & oscillating pressure differences over land and sea
24 words
Main Body
Role of Ocean - Atmosphere interaction:
1El Niño southern oscillation (ENSO/ONI NINO => anomalous warming of Eastern pacific bean => reversal of walker cell => Negative influence on Indian monsoon.
2La Niña => anomalous cooling of Eastern pacific, strengthening of walker cell => positive influence on monsoon.
49 words3 paragraphs
Answer continues on next page
- Correctly identifies El Niño and La Niña
- Mentions walker cell mechanism
- Distinguishes between positive and negative influences
Topper
Ritika Chitlangia
Subject & Paper
GS1GS1
Topic
Salient features of World's Physical Geography
Important Geophysical Phenomena
Indian monsoon - oceanic and atmospheric factors
Writing Stats
73
Total words
3
Paragraphs