Which of these statements is true of the kingdom protista?
A
All are unicellular
B
All are hetertrophic
C
All are autotrophic
D
All are eukaryotic
Correct Answer: All are eukaryotic
Protists are eukaryotic organisms that cannot be classified as a plant, animal, or fungus. They are mostly unicellular, but some, like algae, are multicellular.
Kelp, or 'seaweed,' is a large multicellular protist that provides food, shelter, and oxygen for numerous underwater ecosystems.