Multiple choice

What is tetracycline?

  1. An anti-plague drug

  2. A preservative

  3. A pest killer

  4. An air purifier
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Tetracycline is a broad-spectrum antibiotic discovered in 1948, used to treat various bacterial infections. While it can be used to treat plague (caused by Yersinia pestis), it is not exclusively an 'anti-plague drug' - it's used for many conditions including pneumonia, acne, urinary tract infections, and more. Among the given options, only A is in the correct category (drug/medicine), though the description is imprecise. The other options are completely incorrect.

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