Multiple choice

Which of the following organisms is not an arthropod?

  1. Cockroach

  2. Spider

  3. House fly

  4. Snail
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Cockroaches, spiders, and house flies are all arthropods characterized by jointed appendages, segmented bodies, and exoskeleton. Snail is a mollusc with a soft body and shell (or no shell in slugs). Molluscs are a completely different phylum from arthropods.

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