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living things/cycles

vocab for unit 2 living things characteristics, needs, and cycles that support

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
Created by: jpeteric