Question

Which one of the following is not true about antibiotics?

• A. The first antibiotic was discovered by Alexander Fleming.
• B. The term 'antibiotic' was coined by S. Waksman in 1942.
• C. Some persons can be allergic to a particular antibiotic.
• D. Each antibiotic is effective only against one particular kind of pathogen.

Answer 1

Answer: (D)

Antibiotic is a chemical that inhibit growth or kill bacteria. The first antibiotic was discovered by Alexander Fleming and the term antibiotic was coined by Waksman. Antibiotic can be effective against multiple varieties of pathogen and not just a single pathogen.