Question | Answer |
What are the 5 caracteristics of living things? | 1. Are made of 1 or more cells
2. responds to the environment
3. to reproduce
4. get and use Engery for food
5. Grow and devolp |
what is the oringal engery source of all living thing? | The SUN |
Draw a food chain with at leat 4 organism and the engry source | SUN-PLANT-FLY-FROG-SNAKE |
Organism | Living thing or once-living thing |
Charateristic | quality or a feature of a person or thing |
Cell | the smallest units that carry out all life functions |
Envirorment | everything that surrounds an organism |
Stimulus | Anything htat causes anorganism to respond
Ex 1:the bell rings at the end of class
Ex 2: Zebras see or smell lions |
response | the reaction of an oraganism
Ex:1 students get up and leave class
Ex 2: Zebras run to saftey |
Homeostasis | the maintenance of a stable interal environment |
Adaptation | any characterist of an organism that makes it better able to surve in its environment OCCURS OVER A LONG PERIOD OF TIME They are important because it make s it better to survive in its enviroment |
Reproduce | the abillity of an organism to make more of its kind |
sexual | Reuirs 2 parents to reproduce (Cats x 2= kittens) |
DNA | chemocal that controls the structure and funcion of cells |
Heredity | passing of traits |
asexual | requirs 1 parent to reproduce |
Develop | Change |
lifespan | the length of time an organism is expected to live |
producers | organism that make there own food (engry direct) |
Consumers | Organisms that do not make their own food (engry indirect0 |
decomposers | Get ENGRY by breaking down the nutrients in dead and decaying material |