Multiple choice

Which of the following is/are correctly matched?

  1. Asteroidea - Sea stars - Thick arms

  2. Ophiuroidea - Brittle stars - Absence of arms

  3. Echinoidea - Feather stars - Absence of arms

  4. All of the above

  5. NA
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Asteroidea have thick arms that extend from a central disk.

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