Multiple choice

Which of the following statements regarding the sponges is INCORRECT?

  1. All sponges are sessile aquatic animals.

  2. Most species follows sexual reproduction.

  3. Sponges are multicellular autotrophic and produce sperm cells.

  4. The sponge's closest single-celled relatives are thought to be choanoflagellates.

  5. The mesohyl functions, as an endoskeleton in most sponges.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sponges are similar to other animals in that they are multicellular, heterotrophic, lack cell walls and produce sperm cells. Unlike other animals, they lack true tissues and organs and have no body symmetry.

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