Questions and Answers | Class 11 | Indian Physical Environment | Chapter 2 | AHSEC
1.Choose the right answer from the four alternatives given below:
(i) In which part of Himalayas do we find the Karewa formation?
(a) North-eastern Himalayas
(b) Himachal-Uttarakhand Himalayas
(c) Eastern Himalayas
(d) Kashmir Himalayas
(ii) In which of the following states is Loktak lake situated?
(iii) Which one of the water bodies separates the Andaman from the Nicobar?
(a) 11° Channel
(b) Gulf of Mannar
(c) 10° Channel
(d) Andaman Sea
(iv) On which of the following hill range is the ‘Dodabeta’ peak situated?
(a) Nilgiri hills
(b) Anaimalai hills
(c) Cardamon hills
(d) Nallamala hills
2. Answer the following questions in about 30 words.
(i) If a person is to travel Lakshadweep, from which coastal plain does he prefer and why?
Lakshadweep Islands are situated in Arabian Sea. These Islands are located at a distance of 280 km-480 km off the Kerala coast. Its distance is lowest from Malabar coast. Therefore, it will take us least time to reach at Lakshadweep from Malabar coast.
(ii) Where in India will you find a cold desert? Name some important ranges of this region.
The North-eastern part of the Kashmir Himalayas is a cold desert, which lies between the greater Himalayas and the Karakoram ranges. Main ranges of this region are Ladakh, Karakoram, Jasker and Pir Panjal.
(iii) Why is the western coastal plain is devoid of any delta?
The slope of rivers of western coast is very steep. Therefore, these rivers flow not only in different parts but in one part. And hence, they do not form any delta. As a result, we do not find any delta in the western coast.
3. Answer the following questions in not more than 125 words.
(i) Describe the physiographic divisions of India.
The major physiographic divisions of India are –
1.The Northern Mountains – They are divided into 3 parts.
(a) The Himalayas (b) The Trans Himalayas and (c) The Purvaanchal hills
2. The Northern Plains – These are in between south of Himalayas and north of the Peninsular Plateau which is 2400 km long and varies from 300 km in the west to about 150 km in the east.
3. The Peninsular Plateau – It is a triangle shaped table land and the Narmada River divides the Peninsular Plateau into – (a)The central highlands and (b) The Deccan Plateau.
4. The Indian Desert – It is called as the Thar Desert and lies towards the margin of Aravalli Hills which is the Ninth largest desert in the world and spreads over the states of Gujarat and Rajasthan.
5. The Coastal Plains – They are parallel to the Arabian Sea and Bay of Bengal along with the Peninsular Plateau.
6. The Islands – In India, there are two main groups of Island.
(a) Andaman and Nicobar Islands which has 204 islands in Bay of Bengal and
(b) Lakshadweep Islands which has 43 Islands in Arabian Sea.