Date ______Name ______

Apologia Zoology 2 Question Pages 133-138: Shrimp –

Trilobites

1. The creature that looks like a ______is a shrimp.

2. Shrimp means ______.

3. Most shrimp eat:

______

______

4. Mantis shrimp eat:

______

______

5. A pistol shrimp got its name because of the ______its cheliped makes.

6. Shrimp often clean the ______of fishes. Shrimp get

______and fish get clean ______, making it a

______relationship.

7. There are cleaning ______set up where fish actually

______to have their teeth cleaned.

8. Tiny shrimp with light pink or red markings on their exoskeletons are known as

______.

9. Most krill live in cold warm waters.

10. Animals that have a lot of other creatures depends on them for their survival are known

as ______.

11. Krill surface ______.

12. Krill often fast for up to 10 100 200 1,000

days.

13. Animals that attach to whales, piers, or rocks are called ______.

14. Barnacle have a shell. True False

15. How many legs does a barnacle have? ______

16. A horseshoe crab is also known as a ______.

17. A horseshoe crab is a crustacean. True False

18. Horseshoe crabs have how many eyes?

2 4 6

19. How many legs does a horseshoe crab have? ______

20. The tail of a horseshoe crab is used as a weapon. True False

21. What do horseshoe crabs eat?

______

______

______

22. Trilobites can roll up into a ball, just like a ______does.

23. Trilobites could be up to 10 feet long! True False

24. Sections of a trilobite are known as ______. A trilobite has

how many of these? ______

25. The trilobite lobes are called the

______

______

26. Trilobite ______are special. They are compound and made of a

______-like substance.

27. Trilobite fossils are easy to find. True False