Which of the following is used as an antiseptic in soap?

Synthetic detergents have an advantage over usual soaps regarding cleansing power. However,the long-term use of synthetic detergents creates environmental pollution. How can the pollution caused by synthetic detergents be minimized? Classify the detergents according to their chemical nature.

Which of the following is an antiseptic?

Which of the following is an incorrect match?

What is Chloramphenicol?

Match the class of compounds given in Column-$I$ with their functions given in Column-$II$.

Column-$I$	Column-$II$
$A$. Antagonists	$1$. Communicate message between two neurons and that between neurons to muscles
$B$. Agonists	$2$. Bind to the receptor site and inhibit its natural function
$C$. Chemical messenger	$3$. Crucial to body's communication process
$D$. Inhibitors	$4$. Mimic the natural messenger
$E$. Receptors	$5$. Inhibit activities of enzymes