Kingdom Animalia: Invertebrates Study Guide

1. List the 4 characteristics common to all animals as discussed in class:

a. ALL have many cells called _______________________

b. All are heterotrophs which means they must find ___________

c. All ____________ from place to place sometime in lifecycle

d. All reproduce sexually and/or a____________________.

2. Name the 3 things animals need to live as discussed in class:

a. Food, shelter, water

b. Food, water, oxygen

3. Animals that are HERBIVORES eat ________________.

4. Animals that are OMNIVORES eat ________________ AND __________________.

5. Animals that are CARNIVORES EAT _______________

6. Animals need to respond to their environment to escape danger. Name 2 adaptations that

animals might have to avoid danger:

a. ____________________

b. ____________________

7. The Kingdom Animalia is divided into 2 main categories: __________________________ or

animals without backbones and ____________________ or animals with backbones.

8. How many phyla are in the Animal Kingdom - 15 or 35? __________

9. Animals can have 3 types of symmetry. What are they?

a. Trilateral, Obtuse, Quadrilateral

b. Bilateral, Radial, Asymmetrical

10. What kind of symmetry does a tiger have?

a. Bilateral

b. Asymmetrical

11. What kind of symmetry do MOST sponges have?

a. Bilateral

b. Asymmetrical

12. What kind of symmetry do sea urchins and star fish have?

a. Radial

b. Bilateral

Place the list of advantages and disadvantages in the correct symmetry section:

13. Advantage of Bilateral Symmetry from box above:

a. _____________________________________________________________________

14. Disadvantage of Bilateral Symmetry from box above::

a. ____________________________________________________________________

15. Advantage of Radial Symmetry from box above:

a. _____________________________________________________________________

16. Disadvantage of Radial Symmetry from box above::

a. ____________________________________________________________________

17. Animals with RADIAL SYMMETRY all live __________________

a. On land

b. In the Ocean

18. Sponges belong in the phylum ____________________.

a. Cnidaria

b. Porifera

19. How do sponges get food?

a. They filter it from the water

b. They chew it with tiny teeth-like parts

20. Hydra and jellyfish belong in the phylum _______________________

a. Porifera

b. Cnidaria

21. What kind of cells do ALL cnidarians have?

a. Stinging cells

b. Cells with no nucleus

Defend self in ALL directions

Move more quickly

Defend in only one direction

Slow nerve net

22. Circle the 2 possible body plans that Cnidarians have:

a. Square, round

b. Polyp, medusa

c. Bud, Osculum

23. The 3 phyla of worms are listed below. Match each group with the correct Phyla name:

ANNELIDA PLATYHELMINTHES NEMATODA

a. Flatworms belong to phyla ______________________________

b. Round Worms belong to phyla ______________________________

c. Segmented worms belong to phyla ______________________________

24. Tapeworms are a kind of __________________.

a. Flatworm

b. Round worm

c. Segmented Worm

25. Earthworms are a kind of ______________________.

a. Flatworm

b. Round worm

c. Segmented Worm

26. If you cut a planarian or a tape worm in half what will happen?

a. The worm will die

b. The worm will regenerate and grow back

27. Fill in the blanks with words from the word box below:

a. __________________________- HIND END

b. __________________________- FRONT END (HEAD)

c. _________________________ - BACK

d. _________________________- BELLY

VENTRAL DORSAL ANTERIOR POSTERIOR

28. Study the diagram of the earthworm we completed in class. Be able to label all of the following

parts.

External Anatomy: Label:

MOUTH ANUS CLITELLUM SETAE SEGMENTS

Pharynx

Crop

Gizzard

Hearts (aortic arches)

Ventral blood vessel

Dorsal blood vessel

Nerve chord

Brain

Know the function of these Earthworm’s parts.

29. __________________ Aortic arches that pump blood – there

are 5 of us!

30. ___________________ I do the thinking and process

information

31. ____________________ I transport information from the

brain

32. ____________________ I draw food into the worm, I am

muscular and start digesting food

33. _______________________ I grind the food

34. ________________________ I moisten and store food, I am

like your stomach

35. ________________________ I carry blood along the BELLY of

the worm

36. __________________________ I carry blood along the BACK

of the worm

37. Think about the animals we studied. Choose one favorite and be able to tell me:

a. The animal I choose is ________________________________

1. The Phylum it belongs to is (Porifera, Cnideria, Nematoda, Annelida, Platyhelminthes)

2. The type of symmetry it has is (Bilateral, Asymmetrical, Radial)

3. 2 interesting facts that you enjoyed learning about this animal

a. __________________________________________

b. ___________________________________________

38. Sponges, Cniderians, and the worm phyla we studied have been around for over 500 million

years. What characteristics have helped these simple animals to survive the test of time while

many other animals went extinct?

a. ________________________________________________________________________

________________________________________________________________________