click below
click below
Normal Size Small Size show me how
living things/cycles
vocab for unit 2 living things characteristics, needs, and cycles that support
Term | Definition |
---|---|
Biosphere | life supporting zone; includes land, water, and air |
Atmosphere | air, gases on Earth |
Cell | basic unit of living things |
Metabolism | energy getting and using balance |
Stimulus | change in environment (observe with 5 senses), comes first |
Response | reaction to a stimulus, comes second |
Reproduction | make more of own kind, so that a species doesn't go extinct |
Adaptation | built in structure or behavior that helps live |
Homeostatis | environment changes, but organism's body stays the same |
Endothermic | body temperature stays same, warm blooded |
Ectothermic | body temperature changes, cold blooded |
Competion | fight/struggle with others to meet needs |
Nitrogen | gas found in atmosphere that must be changed, or fixed, by bacteria to be useable to living things |
Oxygen | gas animals use to go through respiration to make energy |
Carbon Dioxide | gas plants use to go through photosynthesis to make energy |