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