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PPT: Physical Features of India

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 Page 1


Physical Features
of India
Page 2


Physical Features
of India
I n t r o d u c t i o n
India features diverse landforms like plains, hills, mountains,
plateaus, deserts, and islands. The Peninsular Plateau is
ancient, the Himalayas and Northern Plains are newer, with
the Himalayas having high peaks and fast-flowing rivers,
and the Northern Plains formed by alluvial deposits. The
Peninsular plateau has igneous and metamorphic rocks
with gentle hills and valleys.
Page 3


Physical Features
of India
I n t r o d u c t i o n
India features diverse landforms like plains, hills, mountains,
plateaus, deserts, and islands. The Peninsular Plateau is
ancient, the Himalayas and Northern Plains are newer, with
the Himalayas having high peaks and fast-flowing rivers,
and the Northern Plains formed by alluvial deposits. The
Peninsular plateau has igneous and metamorphic rocks
with gentle hills and valleys.
Major Physiographic
Divisions
Page 4


Physical Features
of India
I n t r o d u c t i o n
India features diverse landforms like plains, hills, mountains,
plateaus, deserts, and islands. The Peninsular Plateau is
ancient, the Himalayas and Northern Plains are newer, with
the Himalayas having high peaks and fast-flowing rivers,
and the Northern Plains formed by alluvial deposits. The
Peninsular plateau has igneous and metamorphic rocks
with gentle hills and valleys.
Major Physiographic
Divisions
The Himalayan Mountains
Young fold mountains in northern India.
Span 2,400 km from Indus to Brahmaputra.
Width varies: 400 km in Kashmir to 150 km
in Arunachal.
Three parallel ranges with valleys.
Great or Inner Himalayas: highest peaks,
granite, perennial snow.
South is Himachal or lesser Himalaya.
Page 5


Physical Features
of India
I n t r o d u c t i o n
India features diverse landforms like plains, hills, mountains,
plateaus, deserts, and islands. The Peninsular Plateau is
ancient, the Himalayas and Northern Plains are newer, with
the Himalayas having high peaks and fast-flowing rivers,
and the Northern Plains formed by alluvial deposits. The
Peninsular plateau has igneous and metamorphic rocks
with gentle hills and valleys.
Major Physiographic
Divisions
The Himalayan Mountains
Young fold mountains in northern India.
Span 2,400 km from Indus to Brahmaputra.
Width varies: 400 km in Kashmir to 150 km
in Arunachal.
Three parallel ranges with valleys.
Great or Inner Himalayas: highest peaks,
granite, perennial snow.
South is Himachal or lesser Himalaya.
The Himalayan Mountains
Himachal range is composed of
compressed and altered rocks.
Shiwaliks are the outermost range with
river-borne sediments.
Valleys between Himachal and Shiwaliks
are known as Duns.
Divisions based on river valleys include
Punjab, Kashmir, Himachal, Kumaon,
Nepal, and Assam Himalayas.
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FAQs on PPT: Physical Features of India

1. What are the major mountain ranges in India and how do they differ from each other?
Ans. India has three main mountain systems: the Himalayas (youngest fold mountains in the north), the Western and Eastern Ghats (ancient block mountains along coasts), and the Vindhya and Satpura ranges (central plateaus). The Himalayas are significantly higher and younger geologically, while the Ghats are lower, older, and heavily eroded. Each range influences regional climate, vegetation, and settlement patterns differently across the Indian subcontinent.
2. Why does India have so many different types of landforms and physical features?
Ans. India's diverse landforms result from its geological history, tectonic plate movements, and varied climatic zones. The collision of the Indo-Australian plate with the Eurasian plate created the Himalayas. Different regions experienced different erosion patterns, creating plateaus, plains, and coastal features. This geological complexity produces distinct terrain types-from mountains to deserts to river deltas-across northern, southern, western, and eastern India.
3. How do the Northern Plains differ from the Deccan Plateau in terms of formation and characteristics?
Ans. The Northern Plains are alluvial deposits formed by rivers like the Ganges and Brahmaputra, making them fertile and densely populated. The Deccan Plateau is an ancient, elevated tableland composed of igneous rocks, characterised by black soil and lower fertility. The Plains have gentle slopes and dense drainage; the Plateau has steep edges (Western and Eastern Ghats) and interior plateaus with scattered rivers, affecting agriculture and habitation patterns significantly.
4. What role do Indian mountain ranges play in determining the country's climate and weather patterns?
Ans. Mountain ranges act as natural barriers affecting monsoon winds and precipitation distribution. The Himalayas block cold Central Asian winds, keeping northern India warmer. Western and Eastern Ghats force moisture-laden monsoon winds upward, creating rain shadows and distinct wet-dry regions. These physical features create diverse climate zones-from heavy rainfall areas to arid deserts-influencing agriculture, water availability, and human settlement across India's geography.
5. Which are the major rivers of India and how are they connected to the country's physical geography?
Ans. India's major rivers-the Ganges, Brahmaputra, Indus, Godavari, and Krishna-originate from mountain ranges and flow through distinct drainage basins shaped by plateaus and plains. River systems follow the terrain created by the Himalayas and Deccan Plateau, carving valleys and alluvial plains. These waterways are vital for irrigation, transportation, and settlement, directly influenced by India's underlying topography and the physical landscape's elevation patterns.
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