physiography geomorphology of india section 6 MCQ Questions & Answers Detailed Explanation

Answer: (c)

Nepal Himalayas has the maximum stretch from east to west. Along the north of Nepal runs the Great Himalayan Range, the highest mountain range in the Himalayan system.

This range has an average altitude of about 4,570 m (about 15,000 ft) and remains perpetually snow-covered. On this range rise some of the loftiest mountain peaks in the world — Mount Everest, Kanchenjunga, Lhotse, Makalu, Cho Oyu, Dhaulagiri, Manaslu, and Annapurna.

Further south runs a complex system of intermediate ranges at an altitude of 8,000-14,000 ft. Prominent ranges in this mountain system include the Mahabharata and Churia ranges. High mountain ranges are interspersed with broad inhabited river valleys. The third and southernmost region is the Terai, a swampy terrain that is the northern extension of the Indian plains.

Answer: (c)

As per koopen’s classification of climate, North East India including North Bengal has Humid Sub - tropical climate with dry winter.

Answer: (d)

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. The northern and central Indian subcontinent heats up during the hot summers.

This causes a low-pressure area over the northern and central Indian subcontinent. To fill this void, the moisture-laden winds from the Indian Ocean rush into the subcontinent. These winds, rich in moisture, are drawn towards the Himalayas.

The 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.

Answer: (b)

Answer: (a)

The Tropic of Cancer 23°30’ N divides India into almost two halves.

Answer: (d)