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GeographyEasyAsked in: NDA · NDA-II 2017, GAT

Which one of the following States in India has the longest coastline ?

  1. A.Odisha
  2. B.Tamil Nadu
  3. C.Karnataka
  4. D.West Bengal

Correct answer

B. Tamil Nadu

Explanation

The correct answer is B, Tamil Nadu. Among the four states given, Tamil Nadu has by far the longest coastline, stretching from Pulicat Lake in the north to Kanyakumari in the south.

Across India as a whole, Gujarat has the longest coastline and Tamil Nadu comes second. The Tamil Nadu coast, called the Coromandel Coast in its northern part, faces the Bay of Bengal, the Palk Strait and the Gulf of Mannar, and is about twice as long as the coast of Odisha. Nine Indian states and four union territories touch the sea, and Goa has the shortest coastline among the states.

A is wrong: Odisha has a long coast on the Bay of Bengal, but it is much shorter than Tamil Nadu's. C is wrong: Karnataka has a short stretch on the Arabian Sea, the Kanara coast between Goa and Kerala. D is wrong: West Bengal's coastline along the Sundarbans and the Bay of Bengal is shorter still.

Exam tip: Longest coastline: Gujarat first, Tamil Nadu second; shortest among states: Goa.

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Q3.GeographyAsked in: CDS · CDS-II 2025, GKHard

Identify the climate type based on the given below characteristics : 1. The annual precipitation is low and is around 15 cm. 2. The development of pronounced winter anticyclones and their weakening in summer sets in monsoon-like reversal of wind in this region. 3. Polewards, summer temperatures are low. Select the answer from the options given below:

  1. A.Subtropical steppe
  2. B.Humid sub-tropical climate
  3. C.Cold climate with dry winters
  4. D.Tundra climate
Show answer
Correct answer: C. Cold climate with dry winters

All three features match the Dw type of Köppen's scheme, found mainly over north-eastern Asia. In the Dw climate, an intense high-pressure system, the Siberian anticyclone, builds up over the frozen land in winter and sends cold, dry winds outward.

Q4.GeographyAsked in: CDS · CDS-II 2025, GKMedium

Which of the following statements with reference to lines of latitudes is/are correct ? 1. The distance between two successive latitudes changes slightly from the equator to the poles. 2. If parallels of latitude are drawn at an interval of one degree, the total number of parallels thus drawn, including the equator, will be 179. Select the answer using the code given below :

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: C. Both 1 and 2

The Earth is slightly flattened at the poles, and the poles themselves are points, not lines. Because the Earth is an oblate spheroid, a degree of latitude is a little shorter at the equator, about 110.6 km, than near the poles, about 111.7 km.