Can an advocate defend himself as lawyer.

As a accused you shall be given chance u/s 313 of Cr.P.C. but to catch the witness as and when they tell lie only during the cross examination as per provisions of Indian Evidence Act can be done

Sec. 342A of the Code of Criminal Procedure, 1898, as introduced in 1955 made it possible for the accused to testify on his own behalf and also stated that “his failure to give evidence shall not be made the subject of comment by any of the parties or the court”.

academic query.

please tell why he cannot defend himself?