The drug that is effective in the treatment of typhoid is

Which one is antibiotic?

The substances applied to fabrics before dying them is called

Morphine is

The most abundant chemical present in living being is

An antibiotic contains nitro group attached to aromatic nucleus in its structure. It is

Which of the following is a common antacid?

Pencillin was first discovered by

Which of the following is an insecticide?

Paracetamol is/are