1. Mrs. Barber & Ms. Goldsmith
Nervous System
Mrs. Barber & Ms. Goldsmith
Copyright © 2002 Glenna R. Shaw and FTC Publishing
All Rights Reserved

2. >
<
Level One
Level One

3. Body divided into ringlike Well-developed digestive,
Cerebrum
Body divided into ringlike
segments.
Well-developed digestive,
circulatory,
nervous, and digestive systems
Annelids
$200

4. Spines stick out from inside Move with tube feet. Food and
skeleton.
Move with tube feet. Food and
wastes
pass through same opening.
Echinoderms
$400

5. Well-developed body systems.
Many haves hells.
Move with muscular foot.
Mollusks
$600

6. Sponge Live in water, attached to objects. Hollow body open at top.
Water flows through pores into body.
Cells with flagella filter food from water.
Wastes flow out of opening at top.
Sponge
$800

7. Platyhelminthes Some free-living; others parasites, living
in and on other organisms.
Definite head and tail end.
Food and wastes pass
through same opening.
Platyhelminthes
$1000

8. >
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Level Two
Level Two

9. Coelenterates Live in water, sometimes attached, sometimes floating.
Armlike tentacles with stinging cells
catch food and
push it through opening.
\Wastes flow out of same opening.
Coelenterates
$2000

10. Some free-living, others parasites. Wastes go out through anus,
Smooth body.
Food enters mouth.
Wastes go out through anus,
at other end of digestive system :
Nematodes
$4000

11. legs, bodies with 2 or more sections;
Jointed
legs, bodies with 2 or more sections;
exoskeleton
Arthropods
$6000

12. Trichina,
pinworm,
Hookworm,
Roundworm
Nematodes
$8000

13. Fly,
lobster,
honey bee,
spider
Arthropods
$10000

14. >
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Level Three
Level Three

15. Clam,
scallop,
snail,
squid,
octopus
Mollusks
$20000

16. Earthworm,
sandworm,
leech
Segmented worms
Annelids
$40000

17. Starfish,
sea urchin,
sand dollar
Echinoderms
$60000

18. Venus’s flower-basket
Bath sponge,
elephant’s ear sponge,
Venus’s flower-basket
Sponge
$80000

19. Planaria,
tapeworm,
fluke
Flatworm
Platyhelminthes
$100000

20. >
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Level Four
Level Four

21. Hydra,
jellyfish,
coral,
sea anemone
Coelenterates
$200000

22. Give an examples of Arthropods:
Fly,
lobster,
honey bee,
spider
$400000

23. Coelenterates Hydra, jellyfish, coral, sea anemone Give an examples of
$600000

24. Mollusks Clam, scallop, snail, squid, octopus Give an examples of
$800000

25. Echinoderms : Starfish, sea urchin, sand dollar Give examples of$

26. You’ve recovered the sunken millions.
Congratulations!
You’ve recovered the sunken millions.