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Which layer takes part in the formation of the placenta?

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Question

Which layer takes part in the formation of the placenta?

Options

  • Chorion

  • Allantois

  • Amnion

  • Both chorion and allantois

MCQ
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Solution

Both chorion and allantois

Explanation:

The chorion and allantois take part in placenta formation, so the human placenta is called chorioallantoic. The amnion surrounds the embryo and contains the amniotic fluid.

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Chapter 13: Reproductive System - EXERCISE [Page 228]

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Lakhmir Singh Biology [English] Class 10 ICSE
Chapter 13 Reproductive System
EXERCISE | Q 2. | Page 228
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