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Alexis Young2
Blume Ch. 13.2
| Question | Answer |
|---|---|
| What does Annelids mean? | little rings |
| Segmented worms have what kind of symmetry? | Bilateral |
| What are the two body openings called? | Mouth, Anus |
| What is the front end of the worm called? | Anterior |
| What is the back end of the worm called? | Posterior |
| Which opening is in the anterior? | Mouth |
| Which opening is in the posterior? | Anus |
| What is the crop? | a sac used for storage |
| What part is behind the crop? | Gizzard |
| What is the gizzard? | a muscular structure which grinds the soil and the bits of organic matter |
| What is the Intestines? | where the organic matter is broken down & nutrients are absorbed by blood |
| Where does the waste leave? | Anus |
| T or F earthworms have closed circulatory system? | True |