Multiple choice

Which of the following microbes are responsible for the spread of dengue fever?

  1. Spiral bacteria

  2. Protozoa

  3. Fungi

  4. Viruses

  5. Rod-shaped bacteria

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Viruses are smaller than bacteria. Dengue fever is a mosquito-borne disease caused by the dengue virus.