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GeographyMediumAsked in: NDA · NDA-I 2022, GAT

Which one of the following cities was the first to attain the status of a 'megacity'?

  1. A.London
  2. B.Paris
  3. C.New York
  4. D.Washington

Correct answer

C. New York

Explanation

The correct answer is C, New York. New York, with its urban agglomeration, became the first city to cross a population of 10 million, around 1950.

A megacity is an urban agglomeration with more than 10 million people, the threshold used by the United Nations. New York reached that mark first, in the middle of the twentieth century, and Tokyo followed soon after; by the 1970s Tokyo had become the largest urban area in the world, as it still is. Most of today's megacities are in Asia, Africa and Latin America, including Delhi, Mumbai and Kolkata in India. Size is the only test: a megacity need not be a national capital, and many capitals are far smaller.

A is wrong because London, though the largest city of the nineteenth century, did not reach 10 million before New York. B is wrong because Paris crossed the 10 million mark only much later. D is wrong because Washington has never been a megacity; its population is far smaller.

Exam tip: Megacity means over 10 million people; New York first, Tokyo now the largest.

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Q2.GeographyAsked in: CDS · CDS-II 2016, GKMedium

Which one of the following statements is not correct?

  1. A.Position of the Sun, Earth and Moon in a straight line of 180° angle is known as syzygy.
  2. B.Syzygy conjunction causes solar eclipse.
  3. C.Syzygy opposition causes lunar eclipse.
  4. D.Syzygy conjunction occurs at the time of perihelion only.
Show answer
Correct answer: D. Syzygy conjunction occurs at the time of perihelion only.

This statement is not correct, because conjunction happens at every new moon, about once a month, and has nothing to do with the Earth's closest point to the Sun.

Q3.GeographyAsked in: CDS · CDS-I 2017, GKMedium

Which one of the following about sugar industry of Peninsular India is not correct?

  1. A.High yield per hectare of sugarcane
  2. B.Higher sucrose content
  3. C.Long crushing season
  4. D.Most of the mills in the Peninsula are located mainly along the east coast
Show answer
Correct answer: D. Most of the mills in the Peninsula are located mainly along the east coast

This statement is not correct, because the peninsular sugar mills are concentrated mainly in Maharashtra and Karnataka, in the west and the interior of the plateau.