Question

Which of the following is a vestigial organ in animals?

• A. Nictitating membrane
• B. Scrotum
• C. Tail
• D. Eyelashes

Answer 1

Answer:

A. Nictitating membrane

• Vestigial organs are the organs which are present in reduced form and do not perform any function in the body.

• Here, the nictitating membrane is an example of a vestigial organ.

• It is a translucent membrane that forms an inner eyelid in birds, reptiles, and mammals.