Question

What are antibiotics?

• A. Medicines used against AIDS.
• B. Medicines used to kill or stop the growth of harmful or disease-causing microbes in the human body.
• C. Medicines used against viral infection.
• D. Medicines used against malaria.

Answer 1

Answer: (B)

Medicines used to kill or stop the growth of harmful or disease-causing microbes in the human body.

• Antibiotics are antimicrobial drugs obtained from other organisms (such as moulds, fungus and some soil bacteria) to fight against harmful microorganisms
• In 1929, Alexander Flemming discovered the first antibiotic, penicillin.
• Antibiotics such as streptomycin, erythromycin, tetracycline, etc. are commonly used drugs.

So, the correct answer is option B.