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World Hydrography Day
Question: World Hydrography Day is celebrated on-
(a) 21 June
(b) 22 June
(c) 23 June
(d) 25 June
Ans.(a)
Related facts:
 On 21 June 2016 the World Hydrography Day-2016 was celebrated across the world.
 The theme for this year is “Hydrography – the key to well-managed seas and
waterways”.
 The day is celebrated to increase public awareness of the vital role that hydrography
plays in everyone’s life.

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