Question

Write short note on vestigial organ and examples

Answer 1

Answer:

Structures that have no apparent function and appear to be residual parts from a past ancestor are called vestigial structures. Examples of vestigial structures include the human appendix, the pelvic bone of a snake, and the wings of flightless birds.

Answer 2

Answer:

Explanation:

Vestigial organs are those organs that were functional in the past but have become useless or have reduced function due to evolutionary changes. Example- The tail bone in mammals is vestigial.

Sinuses. Human cheekbones hold the maxillary sinuses. ...

Appendix. It is one of the most commonly known vestigial organs. ...

Coccyx.  

Wisdom Tooth.

External Ear.

Nictitating Membrane.

Tonsils.