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Earth Worm
| Question | Answer |
|---|---|
| earthworms belong to a group of animals called ____worms | segmented |
| why is the worm called a night crallwer | hunt for food at night |
| what does the earthworn use for food | eat decaying leaves and animal debris |
| what is the importance of earth worms to nature | loosen and aerate soil |
| anterior means ____ and posterior means ____ | front and belly area, tail end |
| what does monoecious mean in relation to the earthworm | has both male and female organs |
| __ is a thick cylindrical collar on the earthworm which is involved in reproduction | clitellum |
| ventral means __ and dorsal means ___ | lower side, and upper back side |
| ___ are bristles used in mvoement | setae |
| ___ are small openings used to excrete liquid waste | pores |
| each segment of the worm is separated from the next by a thin wall called ____ | septum |
| how does food move through the digestive tract | by muscular contractions |
| food in the earthworm is stored in the __ temporarily then moves into the ___ where it is ground up | crop, gizzard |
| solid waste products of digestion arte moved through the exterior by the ___ | anus |
| digestion and absorption occurs in the _____ | intestine |
| explain how the earthworm reproduces | lining up next to each other and exchanging sperm |
| what color is the earth worms blood and why? | red because of hemoglobin |
| how many hearts does the worm have | ten |
| how does the earthworm take in oxygen | through skin |
| what is the earthworm most sensitve to | light and sound |
| amsll openings used to excrete liquid waste | pores |
| thin wall that separates each segment | septum |
| front belly side | anterior |
| lower side | ventral |
| stores food | crop |
| possesses male and female sex organs | monoecious |
| gives blood a red color | hemoglobin |
| bristles used for movement | setae |
| thick collar used for reproduction | clitellum |
| means upper back side | dorsal |
| elimiates solid wastes after digestion | anus |
| tail end | posterior |
| group of animals earthworms belong to | segmented |
| grinds up food | gizzard |
| where digestions and absorption occures | intestine |
Created by:
kittybroad