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Blume ch 13.2
Question | Answer |
---|---|
What are marine worms called? | Polychaetes |
True or false. Earthworms are hermaphrodites. | True |
How do leeches eat? | They attach themselves to an animal then cut into them and suck their blood. |
How much blood do leeches tend to take from an animal? | Two to ten times their own weight. |
How could surgeons use leeches? | They put them on a patient to stop blood from pooling or to stop the loss of blood during surgery. |
What are parapodia? | Paired, fleshy outgrowths on each section that help while feeding and moving. |
True or false. Earthworms have an open circulatory system. | False |
What do earthworms breath through? | Their skin. |
How does the gizzard aid in digestion? | It grinds the food. |
What is a crop? | A sac right before the gizzard in an earthworm used to store food. |