Paraldehyde is used as a $ . . . . . . $.

Which of the following is $NOT$ an example of a synthetic detergent?

Which of the following statements about aspirin is not true?

Which one of the following is an anionic detergent?

Which of the following can be used as an analgesic without modification?

The statement/s which are true about antagonists from the following is/are :-
$A.$ They bind to the receptor site.
$B.$ Get transferred inside the cell for their action.
$C.$ Inhibit the natural communication of the body.
$D.$ Mimic the natural messenger.
Choose the correct answer from the options given below :-