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1.  The Greek word Planktos means

A.  "hard soled feet"
B.  "to wander"
C.  "to dive"
D.  "to sink"

2.  Which of the following is NOT a plankton?


A.  jellyfish
B.  copepod

C.  boat shaped diatom
D.  sea anenome

3.  Where would you find the most plankton?

    A.  Red Sea
    B.  Caribbean
    C.  Antarctic
    D.  Atlantic

4.  Which of the following would catch the most plankton?

A.  dip net
B.  seine net

C.  drag net
D.  ponnar grab

5.  Phytoplankton

A.  are at the top of the marine food chain
B.  produce 80 - 90% of the world's carbon dioxide
C.  produce 80 - 90% of the oxygen in the world
D.  include copepods, dinoflagellates, and mud whip worms

6.  Comb jellies

A. are almost 90% jelly
B. have stinging cells, so be careful!
C. prefer low salinity water
D. are luminescent

7.  Plankton is NOT found in

A.  medicine and vitamins
B.  ice cream
C.  toothpaste and cosmetics
D.  milk and cookies

8.  Meroplankton are organisms that are only part of the plankton community for part of their life cycle. Which of the following is never a meroplankton?

A.  oysters
B.  crabs
C.  skates
D.  fish

9.  Phytoplankton are NOT eaten by

A.  whales
B.  copepods
C.  oysters
D.  reef sharks

10.  The numerous, tiny hairs found on some zooplankton (animal plankton) are called

A.  flagella
B.  cilia
C.  appendages
D.  bristles


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