Multiple choice

Scorpions, spiders and crabs belong to which of the following phylum?

  1. Annelida

  2. Mollusca

  3. Arthropoda

  4. Nematoda
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Scorpions, spiders, and crabs all belong to Phylum Arthropoda, characterized by jointed appendages, segmented bodies, and exoskeletons made of chitin. Scorpions and spiders are arachnids (class Arachnida), while crabs are crustaceans (class Crustacea) - both within Arthropoda. Annelida (A) are segmented worms, Mollusca (B) include snails and clams, and Nematoda (D) are roundworms.

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