Multiple choice

Which algae is inedible to most herbivores?

  1. Caulerpa lentillifera

  2. Caulerpa taxifolia

  3. Codium tomentosum

  4. Halimeda

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

Halimeda is a green macroalgae. Its thallus is composed of calcified green segments. Calcium carbonate is deposited in its tissues, making it inedible to most herbivores.