Animals Word Scramble
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Term | Definition |
Homeostatis | The condition in which an organism's internal envirment is kept stable in spite of changes in the external envirment |
Adaptaion | An inherited behavior or physical charactic that helps an organism survive and reproduce in its envirment |
Vertebrate | A animal with a backbone |
Invertebrate | A animal without a backbone |
tissue | A group of similer cells that perform a specific function |
Organ | A body structure that is composed of different kinds of tissues that work together |
Radial Symmetry | A body plan in which any number of imaginary lines that all pass through a central point divide the animal into two mirror images |
Bilateral Symmetry | A bodyplan in which a single imaginary line divides the body into left and right sides that are mirror images of each other |
Cnidarian | A radially symmetrical invertebrate that uses stinging cells to capture food and defend itself |
Mollusks | An invertebrate with a soft, unsegmented body, most are protected by a hard outer shell |
Arthropods | An invertebrate that has an external skeleton, a segmented body, and joined appendages |
Exoskeleton | External skeleton, a tough waterproof outer covering that protects, supports, and helps prevent evapration of water from the body of many invertebrstes |
Echinoderm | A radially symmetrical marine invertebrates that has an internal skeleton and a system of fluidfilled tubes |
Endoskeleton | An internal skeleton : structure support system within the body of an animal |
Chordate | An animal that has a notochord, a nerve cord |
Notochord | A flexible rod that supports a chordate's back just below the nerve cord |
Vertebrate | An animal that has a backbone |
Ectotherm | An animal whose body tempertaure is determined by the temperature of its envirment |
Endotherm | An animal whose body temperature is regulated by the interna heat the animal produces |
Fish | A vertebrate whose body tempeture is determand by the tempeture of its envirment and that lives in the water and has fins |
Cartilage | A connective tissue that is more flexable then bone and that protects the ends of the bones and keeps them from rubbing together |
Amphibian | A vertebrate whose body temperature is demanded by the tempeture of its envirment and that lives entiore life in water and its adult life on land |
Reptile | A vertebrate whose tempetures is demanded by the tempeture of its envirment thag has lungs and scaly skin and that can lay eggs on land |
Bird | A vertebrste whose body tempeture is regulated by its internal heat lays eggs and has feathers and a four-chambered heart |
Mammal gland | An organ in female mammals that produces milk for the mammal's young |
Monotreme | A mammal that laya eggs |
Marsupial | A mammal whose young are born at an early age of development and which usually contimue to develop in a pouch on their mothers body |
Placental mammal | A mammal that develops inside its mothers body until its body systems can function indpendly |
Placenta | An organ in the most pregnent mammals including humans that links the mother and the developing embryo and allows for the for the passage of materials between them |
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Paigerobinson1
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