State PCS PYQPrelims 2023

UPPCS · Question 44

Which of the following statements is true?

  1. Tide comes on the earth every day after exactly 12 hours 30 minutes.
  2. Benguela current is a cold current of the Pacific Ocean.
  3. Ocean salinity is maximum at the Tropic of Cancer and Capricorn.
  4. If the sun, the earth and the moon are in a straight line then this situation is the situation of small tide.
Show answer & explanation

Answer: (C) Ocean salinity is maximum at the Tropic of Cancer and Capricorn.

Explanation

Salinity peaks near the tropics (high evaporation, low rain). Tides recur about every 12h 25m, Benguela is in the Atlantic, and alignment gives spring (high) tides.