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Railways PYQCBT 1 2016

RRB NTPC · Question 83

Find the odd pair out. A. Nitrogen : Air B. Hydrogen : Water C. Uranium : Coins D. Sulphur : Match stick

  1. B

  2. D

  3. A

  4. C

Show answer & explanation

Answer: (D) C

Explanation

Each correct pair names an element found in the thing: nitrogen in air, hydrogen in water, sulphur in matchstick heads. Coins are not made of uranium (they use metals such as copper, nickel and steel), so Uranium : Coins is the odd pair.