Class 11 Geography Chapter 18 Structure and Physiography The answer to each chapter is provided in the list so that you can easily browse throughout different chapters SCERT Class 11 Geography Chapter 18 Structure and Physiography and select need one.
Class 11 Geography Chapter 18 Structure and Physiography
Also, you can read the SCERT book online in these sections Solutions by Expert Teachers as per SCERT (CBSE) Book guidelines. These solutions are part of SCERT All Subject Solutions. Here we have given Assam Board/NCERT Class 11 Geography Chapter 18 Structure and Physiography Solutions for All Subject, You can practice these here…
Structure and Physiography
Chapter: 18
PART-2
GEOGRAPHY
TEXTUAL QUESTION & ANSWER
Q.1. In which part of the Himalayas do we find the karewa formation?
(i) North eastern Himalayas
(ii) Himachal Uttarakhand Himalayas
(iii) Eastern Himalayas
(iv) Kashmir Himalayas
Ans:(iv) Kashmir Himalayas
Q.2. In which of the following states is Loktak lake situated?
(i) Kerala
(ii) Uttarakhand
(iii) Manipur
(iv) Rajasthan
Ans: (iii) Manipur
Q.3. Which one of the water bodies separated the Andaman from the Nicobar?
(i) 11°Channel
(ii) Gulf of Mannar
(iii) 10°Channel
(iv) Andaman Sea
Ans: (iii) 10°Channel
Q.4.On which of the following hill ranges is the Doddabetta’ Peak situated?
(i) Nilgiri hills
(ii) Anaimalai hills
(iii) Cardamom hills
(iv) Nallamala hills
Ans: (i) Nilgiri hills
Answer the following questions in about 30 word
Q.1. If a person is to travel to Lakshadweep, from which coastal plain does he prefer and why?
Ans: If a person is to travel to Lakshadweep he will prefer to travel from Western coastal plain.He prefers the western coastal plain due to the nearness of Lakshadweep, because the Lakshadweep is situated in Arabian sea.
Q.2. Where in India will you find a cold desert? Name some important ranges of this region.
Ans: The Ladakh is the cold desert of India. The other important ranges of this region are:
(a) Karakoram
(b) The Ladakh
(c) The Zaskar
(d) Pir Panjal
Q.3. Why is the western coastal plain devoid of any delta?
Ans: The western coastal plain is devoid of any delta due to the nature of the coastal plain. In other words the region is narrow and has steep slopes. Moreover, the rivers are more speedy. Hence they do not form delta.
Answer the following questions in not more than 125 word
Q.1.Make a comparison of the island groups of the Arabian sea and the Bay of Bengal.
Ans: A comparison of the island groups of the Arabian sea and the Bay of Bengal is given below:
| Arabian Sea | Bay of Bengal |
| (a) Arabian sea Island group consists of about 36 islands of which 11 are inhabited. | (a) In the Bay of Bengal there are as many as 572 islands. |
| (b) All the islands are situated at the distance of 280km-480km off the Kerala coast. | (b) The islands are divided into Andaman and Nicobar islands. |
| (c) All are built of coral deposits. | (c) These are separated by a 10°channel. |
| (d) The largest island of this group is Minicoy with 453sq.km area. | (d) Some islands are the portion of submarine mountains and some are of volcanic origin. |
Q.2. What are the important geomorphologic features found in the river valley plaid?
And: In the river valley plains, the following geomorphic features are found:
(a) Plains: The plains are formed by the alluvial deposits, Which are brought by the rivers.
(b) Babar: Babar is a narrow belt ranging between 8- 10 km parallel to the Shivalik foothills at the break VIP of the slope. As a result of this, the streams and rivers coming from the mountains deposit heavy materials of rocks and boulders and at times, disappear in this zone.
(3) Tarai: South of the Babar area is the Training belt. It is approximately 10-20 km. Where most of the streams and rivers reemerge without having any properly demarcated channel, there by creating marshy and swampy conditions known as Tarai.
(4) Bhangar: Bhangar is situated just south of Terai belt. It consists of old alluvial deposits.
(5) Khadar: Khadar is a relatively new alluvial deposit.
(6) Delta: Delta,one of the noted features found in the river valley plains.
| Sl. No. | CONTENTS |
| Chapter 1 | Geography As A Discipline |
| Chapter 2 | The Origin and Evolution of the Earth |
| Chapter 3 | Interior of the Earth |
| Chapter 4 | Distribution of Oceans And Continents |
| Chapter 5 | Minerals and Rocks |
| Chapter 6 | Geomorphic Processes |
| Chapter 7 | Landforms and Their Evolution |
| Chapter 8 | Composition and Structure of Atmosphere |
| Chapter 9 | Solar Radiation, Heat balance, and Temperature |
| Chapter 10 | Atmospheric Circulation and Weather Systems |
| Chapter 11 | Water in the Atmosphere |
| Chapter 12 | World Climate and Climate Change |
| Chapter 13 | Water (Oceans) |
| Chapter 14 | Movements of Ocean Water |
| Chapter 15 | Life on the Earth |
| Chapter 16 | Biodiversity And Conservation |
| Chapter 17 | Indian Location |
| Chapter 18 | Structure and Physiography |
| Chapter 19 | Drainage System |
| Chapter 20 | Climate |
| Chapter 21 | Natural Vegetation |
| Chapter 22 | Soils |
| Chapter 23 | Natural Hazards and Disasters |
Q.3. If you move from Badrinath to Sunderbans delta along the course of the river Ganga,What major geomorphological features will you come across?
Ans: If we move from Badrinath yo Sundarbans delta along the course of the river Ganga,than the following major geomorphological features we will come across.Badrinath is situated in Uttaranchal Himalayas, where the lands are steep slopes, valleys are narrow with v-shaped and waterfalls are found. In some areas of the Upper Ganga plain we will observe landslides and mass erosion.
Near Haridwar, where the topography is more level, we find Several meanders, oxbow lakes and braided streams. At last, near the Sundarbans, the noted geomorphological features are swampy and marshy lands and ultimately we will find Sundarban delta.
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