Ch 9 Life Science A Word Scramble
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Term | Definition |
vertebrate | animal with a backbone |
endoskeleton | skeleton inside the body |
invertebrate | animal without a backbone |
exoskeleton | skeleton on the outside of the body |
pores | tiny openings |
poriferan | invertebrate animal with pores |
spicule | small, hard, needlelike structure of a sponge |
cnidarian | invertebrate animal with stinging cells and a hollow central cavity |
polyp | cuplike form of a cnidarian |
medusa | umbrella-like form of a cnidarian |
platyhelminth | type of worm with a flattened body |
parasite | organism that gets its food by living on or in the body of another organism |
nematode | type of worm with a round body |
annelid | type of worm with a segmented body |
setae | tiny, hairlike bristles |
closed circulatory system | organ system in which blood moves through vessels |
mollusk | soft-bodied organism |
mantle | thin membrane that covers a mollusk's organs |
radula | tough, tonguelike organ of a snail |
Created by:
cpasteris
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