Question : Which among the following is used to treat indigestion?

Option 1: Antacid

Option 2: Antiseptic

Option 3: Analgesic

Option 4: Antibiotic

Question : Trinitrotoluene is

Option 1: Used to melt metals

Option 2: Used to fuse two metals

Option 3: Used as an abrasive

Option 4: Used as an explosive

Question : The pair of compounds used as anaesthetic in medicines :

Option 1: Ether, Ammonia

Option 2: Nitrous oxide, Chloroform

Option 3: Chloroform, Nitrogen dioxide

Option 4: Nitrogen dioxide, Ether

Question : Which is used as an Air pollution indication?

Option 1: Algae

Option 2: Fungi

Option 3: Bacteria

Option 4: Lichens

Question : The harmone used as an oral contraceptive is:

Option 1: Cortisone

Option 2: Progesterone

Option 3: Testosterone

Option 4: Aldesterone