Multiple choice

Find the odd man out.

  1. Penicillium

  2. Aspergillus

  3. Agaricus

  4. Paramecium

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

Penicillium, Aspergillus, and Agaricus are all fungi (kingdom Fungi), while Paramecium is a unicellular protist (kingdom Protista). The odd one out is Paramecium because it belongs to a different kingdom and is a protozoan, not a fungus.