| 1. low pressure in the Punjab plain. |
| 2. high pressure in areas South of India equatorial low being filled up by descending air current |
| 4. the Himalayas. |
A) 1 and 4
B) 1 and 2
C) 1 and 3
D) 2 and 4
Correct Answer: A
Solution :
The southwest Monsoon brings rains towards the end of summer as the high pressure built in the Indian Ocean pushes the wind masses towards the low pressure formed on land. The southwestern summer Monsoons occur from July through September. Northern an central Indian subcontinent heats up during the hot summers, This causes a low pressure area over the northern and central Indian subcontinent. To lill this void, the moisture-laden winds from the Indian Ocean rush in to the subcontinent, 'these winds, rich in moisture, arc drawn towards the Himalayas, 4 he Himalayas act like a high wall, blocking the winds from passing into Central Asia and forcing them to rise. As the clouds rise their temperature drops and precipitation occurs.
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