Questions: Plankton

Questions: Plankton

1. 
   What is the benthos?
   
2. 
   What are three organisms that live in the benthos?
   
3. 
   What is the nekton?
   
4. 
   What are three organisms that live in the nekton?
   
5. 
   Define the term “plankton”.
   
6. 
   What is the basic food source for all life in the ocean?
   
7. 
   Why do phytoplankton need to be close to the surface?
   
8. 
   Describe three ways plankton control their position?
   
9. 
   Are all plankton microscopic?