Which of the following plants is useful for extracting an analgesic compound?

Which of the following is an antiseptic?

Which of the following compounds are not used as disinfectants?
$A$. Chloroxylenol $B$. Bithional $C$. Veronal $D$. Prontosil $E$. Terpineol
Choose the correct answer from the options given below:

Match List-$I$ with List-$II$:

List-$I$	List-$II$
$A$. Antipyretic	$I$. Reduces pain
$B$. Analgesic	$II$. Reduces stress
$C$. Tranquilizer	$III$. Reduces fever
$D$. Antacid	$IV$. Reduces acidity

Choose the correct answer from the options given below:

Which of the following is a cationic detergent?

The drug which is effective in curing malaria is