Marine Biodiversity

What do viruses need to reproduce?

• they need genetic material
• They need a host cell
• They need  bacteria
• They need insulin

All protists are __________________________.

• Prokaryotic

• Eukaryotic

• Unicellular

• Multicellular

All bacteria are

• prokaryotes

• eukaryotes

• protists

• autotrophs

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

• photosynthesis, respiration

• diffusion, osmosis

• chemosynthesis, photosynthesis

• photosynthesis, chemosynthesis

The word plankton means

• drifters

• swimmers

• crawlers

• photosynthesizers

Archaebacteria live in extreme environments

• True
• False

In high numbers which micro-algae causes "red tide"

• diatoms

• dinoflagelletes

• forminiferans

• lichens

1. Algae (also referred to as Seaweed) are not considered plants because:

• They are multicellular

• They have other pigment colors besides green

• They are chemosynthetic instead of photosynthetic

• They don’t have roots, stems or leaves

Name that microbe

• kelp

• dinoflagellates

• forminiferans

• diatoms

Even though the structure "holdfast" looks like typical plant roots it does not ....

• absorb nutrients

• hold on to rocks

• hold on to coral

• none of the above