General Biology/Classification of Living Things/Eukaryotes/Protists/Answers

1. f) 2. a) G. lamblia b) parasitic 3. Brown Algae (Phaeophytes) & Red Algae (Rhodophytes) 4. c); these Euglenoids cannot photosynthesis to produce energy, but they can still produce carbonic compounds by themselves. 5. Yes; zooxanthellae species photosynthesise and pass carbohydrates onto coral reefs in these nutrient-poor regions.