-ifi 12. Draw a picture that includes the following intertldal zone, neritic zone, open zone, , , aphotic zone, , . (We will do this one together) Photic zone- the depth of water exposed to sunlight Aphotic zone- depth in which there is little to no sunlight Pelagic zone- all areas except near the coast and the sea floor 4'

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'Peip^qCc zo(Ne i s-Vine e>fier>-oeecxA cxr«>^arcV I's NAME OCEAN ZONES (476-489)

Life in the Ocean (p479)

1. True or False? Organisms inhabit every depth of the ocean.

2. Scientists classify marine organisms according to

a) size and where they live b) size and what they eat c) how they move and where they live d) how they move and what they eat

3. What are the 3 categories of ocean organisms?

4. Draw and color an ocean picture that has one of each category of organism. Place the organism in the correct area according to where that organism lives. (Organisms that live on the ocean floor should be in that area of the picture.)

5. Clown fish, sea turtles, and great white sharks are examples of . Why?

6. What are ?

7. Vhere would the bentliic zone be found in an ocean or lake? Relationships Among Organisms and food Webs (p.480)

13. Like plants, algae use sunlight to produce their own food through

14. If an organism produces its own food, it is called a

15. Plankton and benthos, as well as all , eat either algae or other organisms. They are called .

16. Some organisms break down wastes and the remains of other organisms. They are called .

17. Define food web

18. Food webs depend directly or indirectly on

19. Draw and color an ocean food web using 4 organisms. Label each picture and draw an arrow to what each organism is eating. 8. Are there benthos in all of the ocean zones?

9. A radiolarlan, a single-celled organism that floats in the ocean, is an example of which category of ocean life?

10. What are plankton?

11. The abyssal zone is the layer that contains the very deep benthic communities near the of the . ^ "...^ V- .^^^'-^e ^'-'^ 12. Draw a picture that includes the following intertldal zone, neritic zone, open ocean zone, benthic zone, photic zone, aphotic zone, pelagic zone, abyssal zone. (We will do this one together) Photic zone- the depth of water exposed to sunlight ^ ' Aphotic zone- depth in which there is little to no sunlight Pelagic zone- all areas except near the coast and the sea floor