Multiple choice

Harmful algal blooms occur when colonies of algae grow out of control while producing toxic or harmful effects in organisms. The causative agent for toxic red tides is

  1. Besnoitia

  2. Frenkelia

  3. Neospora

  4. Noctiluca scintillans

  5. Ceratium furca

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

Ceratium furca blooms because of coastal eutrophication. Blooms of this species cause toxic red tides (red-brown), damage fish gills and deplete dissolved oxygen causing anoxic conditions