Multiple choice

Which of the following is not a characteristic of phylum Cnidaria?

  1. Cnidaria have tissue level of organisation.

  2. Their bodies have single opening.

  3. Digestion is intracellular only.

  4. Muscle and nerve cells appear for the first time in Cnidaria.

  5. They have appendages in the form of tentacles.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is the correct option.

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