ch11 3,4,5 Word Scramble
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Question | Answer |
amphibian | vertebrate that lives both on land and in water |
tadpole | larva of frog and toad |
lungs | air-breathing organs that exchange oxygen and carbon dixiode |
atrium | upper chambers of the heart |
ventricle | lower chamber of the heart |
habitat | specific enviroment |
reptile | vertebrate that is ectothermic, has scales, and lungs. |
kidney | organ that filters waste from blood |
urine | wastes that are filtered in a watery way that contains urnin and salt. |
amniotic egg | an egg with internal membrane that keep the embryo moist |
fossil | hardened remains of an animal |
paleontologists | scientists that study fossils and extinct organisms |
sedimentary rock | layers of sedimant |
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