Optionals IAS Mains Geography: Questions 640 - 653 of 1437

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Question 640

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Explain shoreline of submergence and emergence with example.

Explanation

Shoreline of Submergence and Emergence

  • The boundary between the coast (the part of the land adjoining or hear the sea) and the shore (the land along the edge of a sea) is known as the coastline.
  • Near the sea, the merging of the land is represented by coastlineshorelines and the margin of the sea is represented by .
  • The Eustatic & Isostatic changes lea

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Question 641

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What is water-use efficiency? Describe the role of micro-irrigation in increasing the water-use efficiency.

Explanation

Water Use Efficiency

  • Benchmarking crop performance against its potential, based on available water, can help growers identify and act on otherwise hide problems.
  • Water Use Efficiency (WUE) is a measure of a crop’s capacity to convert water into plant biomass or grain.
  • Micro-irrigation refers to an irrigation method with low flow pressure technology.
  • It

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Question 642

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IISF Chennai (2018)

Question 643

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“Look East and” and “Link West” Comment (15 Marks)

Explanation

“Look East And” “Link West”

  • Geographical location South Asiaof India at the central position in gives it unique advantage.
Geographical location of India

Geographical Location of India

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  • International North–South Transport Corridor (INSTC) marked in diagram above is the ship, rail, and road route for moving freight between India, Russia, Iran, Europe and Central Asia.

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Question 644

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Ezhimala (2018)

Question 645

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Vairengte (2018)

Question 646

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Manali to Rohtang (2018)

Question 647

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National Waterway 4 (2018)

Question 648

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Among several factors for India’s potential growth, savings rate is the most effective one. Do you agree? What are the other factors available for growth potential?

Explanation

India’s Potential Growth

  • Given uncertain global prospects in medium term, India will have to depend largely on its domestic growth drivers for future growth, savings rate being the most effective of them. Even the Indian experience of high growth rates during 2005 - 08 of around 9.5 % was characterised by high savings and investment rates along with

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Question 649

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Omkareshwar (2018)

Question 650

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Thembang (2018)

Question 651

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Write a note on function classification of towns given by Ashok Mitra.

Explanation

Function Classification by Ashok Mitra

  • Classification of towns according to function presents difficulty since all cities perform more than one function.
  • Ashok Mitra built on works of C D Harris, Nelson & using 1971 census gave 9 categories of workers grouped into 3 major divisions:

Type ‘A’ towns can be further classified into mining, manufacturing d

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Question 652

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Explain the idea of sea Floor spreading as propounded by Harry Hess and the evidences in support of it.

Explanation

Idea of Sea Floor Spreading

  • Professor Harry Hess of the Princeton University first propounded the concept of sea floor spreading in 1960.
  • Mapping of the ocean floor & observations of the distribution of earthquakes & volcanoes led to the theory of sea floor spreading.
  • Conventional current theory propounded by Arthur Holmes in 1930 is the basis of sea

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Question 653

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Delhi to Rewari (2018)