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Reptiles
| Question | Answer |
|---|---|
| An ectothermic vertebrate that lays eggs and has lungs and scaly skin. | Reptile |
| A major organ of the excretory system that removes urea and other wastes from the blood. | Kidney |
| A watery fluid produced by the kidneys that contains urea and other wastes. | Urine |
| An egg with a shell and internal membranes that keep the embryo moist. | Amniotic Egg |
| Reptiles that have skin covered with overlapping scales. | Lizards and Snakes |
| Large, carnivorous reptiles that care for their young. | Alligators and Crocodiles |
| Reptile whose body is covered by a protective shell that includes the ribs and the backbone. | Turtle |
| The earliest vertebrates that had legs positioned directly beneath their bodies. | Dinosaurs |