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Railways PYQCBT 1 2016

RRB NTPC · Question 42

Birth control pills contain

  1. Progesterone only

  2. Estrogen only

  3. Mixture of progesterone and estrogen derivative

  4. Neither progesterone nor estrogen

Show answer & explanation

Answer: (C) Mixture of progesterone and estrogen derivative

Explanation

Most oral contraceptive pills combine synthetic progesterone (progestin) and estrogen derivatives, which prevent ovulation.