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India: Physical Features Part I: Lesson 3 Class Notes

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3.

India : Physical features Part I

Lesson 3 Class Notes

I. Keywords

1. glacier

2. valley

3. orchard

4. tributary

5. delta

6. irrigation

II. Short Answers

1. What is the location and extent of the Himalayas?

Ans: The Himalayan Range is present in the northern part of our country. This range is
bordered by the Karakoram and Hindukush ranges in the north-west, the Tibetan
Plateau in the north, and the Indo - Gangetic Plain in the south.

2. Which is the northernmost range of the Himalayas? By which other name is it also
known?

Ans: The northern most range of the Himalayas is the Greater Himalayas. It is also
known as the Himadri range.

3. Name any four mountain peaks situated in the Himalayas.

Ans : Mt Everest, Kanchenjunga, Nanga Parbat and Nanda Devi.

4. How does the Shiwalik Range differ from the Himadri Range?

Ans:

Himadri Range Shiwalik Range

i) It is covered with snow It is made up of mud, sandstone


throughout the year. and soft rocks.

ii) It is not suitable to grow It is well suited for growing crops.


crops.

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5. List the states covered by the Purvanchal Range.

Ans: Assam, Arunachal Pradesh, Manipur, Tripura, Nagaland, Meghalaya and


Mizoram.

6. Which two rivers form the world’s largest delta?

Ans: Rivers Ganga and Brahmaputra together form the world’s largest delta, the
Ganga –Brahmaputra delta.

Long Answers

1. Describe the course of river Ganga till it forms a delta with Brahmaputra.

Ans: River Ganga begins from Gangotri Glacier.

It is joined by many tributaries like Yamuna, Gomti and Son.

It enters West Bengal and splits into two.

Padma Hooghly

River Ganga finally joins Brahmaputra.

Forms a delta at the mouth of the Bay of Bengal.

2. Why do you think the Himalayas are not densely populated? Give reasons for your
answer.

 The Upper Himalayas remain covered with snow throughout the year and it is
not possible for humans to survive.

 In the Middle and Lower Himalayas, it is difficult to build hous e s and roads.

 There are not many occupations available for the people living in the
mountains.

Therefore, the Himalayas are not densely populated.

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