The molecule among the following that is an antidepressant is:

1. Chloroxylenol

2. Bithional

3. Cocaine

4. Penicillin-G

Cetyltrimethyl ammonium bromide is an example of :

1. Artificial sweetener
2. Cationic detergent
3. Soap
4. Anionic detergent

The molecule among the following that acts as an antiseptic is -

1. Iodine + C₂H₅OH 

2. Boric acid

3. H₂O₂ 

4. All of the above

The narrow-spectrum antibiotic among the following is:

1. Chloramphenicol

2. Penicillin G

3. Ampicillin

4. Amoxicillin

Sulpha drugs are used for:

1. Removing bacteria.

2. Precipitating bacteria.

3. Stopping the growth of bacteria. 

4. Decreasing the size of bacteria.

The human body does not produce:

1. DNA

2. Vitamins

3. Hormones

4. Enzymes

A compound among the following that can be used as a tranquilizer is: 

1. Promethazine

2. Valium

3. Naproxen

4. Mifepristone

1.  Diphenylhydramine

2.  Norethindrone

3.  Omeprazole

4.  Chloramphenicol

A space rocket is propelled by:
1. An automobilic engine 
2. Nuclear Engine 
3. Steam Engine 
4. Mixture of fuel and oxidiser called propellant