ReNEET 2026 · Biology · Q173Human ReproductionIn our bank: Strong match · 85%

The covering of the ovum at ovulation is _________.

  1. A.endometrium
  2. B.zona radiata
  3. C.zona pellucida
  4. D.chorion

Correct Answer

(C) zona pellucida

Solution & Explanation

At ovulation the secondary oocyte (ovum) released from the Graafian follicle is surrounded by a transparent non-cellular layer called the zona pellucida (external to the plasma membrane). (Endometrium lines the uterus; chorion is an extra-embryonic membrane.)

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