What is the name of the antibiotic that works against bacteria?

1. Quinine
2. Chloroquine
3. Anti-tetanus serum
4. Penicillin

Correct Answer: (d) Penicillin

Explanation:

 Penicillin is an antibiotic made from Penicillium notatum or P. chrysogenum.

Penicillin acts as an anti-bacterial agent. It is used to treat bacterial infections such as respiratory tract infections, scarlet fever, mouth and throat infections, etc.