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SCIENCE 5 LESSON REVIEW
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Sponges have exoskeleton called __________.
spicules
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In mollusks, A __________ is a tongue like organ with hundreds of teeth.
RADULA
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In Mammals, A hair or fur is made up of a tough protein called ____________.
Keratin
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___________ are soft-bodied animals that include corals, jellyfish, and sea anemones.
Cnidarians
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________ are characterized by their dry body covering called scales or bony plates.
Reptiles
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Scorpions, spiders, ticks, and mites are called ________.
ARTHROPODS
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They are the only animals covered with feathers.
Birds
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Reptiles are characterized by their body covering called ___________.
Scales
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A group of vertebrate animals that can breathe through their mouth-cavity lining and skin.
AMPHIBIANS
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The ___________, found on both sides of the head of the fish, are used to obtain oxygen.
gills
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These animals directly give birth to a fully develop young ones.
VIVIPAROUS
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These are mammals with pouches
MURSUPIALS
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Mammals and Reptiles are ---------blooded animals
...
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How many chambers do birds heart have?
4
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