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. ________________________________________________________________________
________________________________________________________________________