Marine Microorganisms & Seaweeds

An autotrophic protist with cell walls filled with silica is a member of phylum:

• dinoflagellates

• polycistina

• heterokontophyta

• granuloreticulosa

_________ cause poisonous red tides.

• dinoflagellates
• diatoms
• euglena
• rhodophyta

These are protists called _____

• heterokontophyta

• dinoflagellata

• cyanobacteria

• ciliophora

The "plant like" members of phylum protista are:

• Autotrophic

• Heterotrophic

• Omnitrophic

• decomposers

Bioluminescent cells with two unequal flagella are called

• heterokontophyta

• dinoflagellata

• cyanobacteria

• granuloreticulosa

Which type of microorganism is often added to toothpaste?

• dinoflagellata

• granuloreticulosa

• ciliophora

• heterokontophyta

What is the name of an organism that cannot produce its own food and must get it from another source?

• prokaryotic
• eukaryotic
• autotroph
• heterotroph

How are protists different than bacteria?

• Protists are eukaryotic and bacteria are prokaryotic
• Protists are prokaryotic and bacteria are eukaryotic
• There is no difference; protists and bacteria are the same thing
• Protists are always unicellular and bacteria are always multicellular

Organisms that can make their own food are autotrophs. Bacteria like cyanobacteria use the process of _____. Archaeans that use chemicals like those at hydrothermal vents use the process of ______.

• photosynthesis, respiration

• diffusion, osmosis

• chemosynthesis, photosynthesis

• photosynthesis, chemosynthesis

What do dinoflagellates use to move?

• cilia
• 1 flagella
• 2 flagella
• spines