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13 vocab. science

QuestionAnswer
Openings through which air enters and waste gases are released spiracle
a series of changes in the body Metamorphosis
The organ that exchanges dissolved carbon dioxide for dissolved oxygen gill
a leg, antennae, claw, or pincher Appendage
a sac used for storing ingested soil crop
structure segmented worms use to hold on to the soil and to move setae
the arthropod's hard, thick, outer covering exoskeleton
a muscular structure that grinds soil and bits of organic matter gizzard
a think layer of tissue that covers the body organs of a mollusk mantle
process of an arthropod shedding its exoskeleton and replacing it with a new one molting
a tongue-like organ with rows of teeth radula
a ______- vascular system that allows echinoderms to move, exchange carbon dioxide and oxygen, capture food, and release waste water
Created by: andreaharper
 

 



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