Question

How do coral animals obtain their food?

• A. They have tentacles that trap food particles.
• B. They are photosynthetic
• C. They absorb predigested food through their cell wall from dinoflagellates which are photosynthetic.
• D. Both (a) and (c).

Answer 1

The correct option is D Both (a) and (c).

• Coral animals have tentacles that trap food particles. Corals get their food from algae living in their tissues or by capturing and digesting prey.
• Most reef-building corals have a unique partnership with tiny algae called zooxanthellae.
• The algae live within the coral polyps, using sunlight to make sugar for energy.
  Hence, correct option is D.