Multiple choice

Which of the following cells in hydra produce gas bubbles for floating?

  1. Germ cells

  2. Nerve cells

  3. Glandulo muscular cells

  4. Endothelial glandular cells

  5. Cnidioblast

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

They are large cells which are specialised to secrete adhesive material for attachment.