click below
click below
Normal Size Small Size show me how
Energy and Ecosystem
Vocabuarly Words
| Question | Answer |
|---|---|
| autotroph | organisms that convert sunlight into chemical energy using the process of photosynthesis |
| communities | many different populations living together |
| consumers | organisms that must eat other living things to obtain chemical energy |
| heterotroph | organisms that cannot make their own food using sunlight |
| ecosystem | many communities of living things and the physical environment |
| herbivores | consumers that eat only plants |
| ecology | the study of interactions between living things and their environment |
| biotic factors | part of the ecosystem that is living or made from a living thing |
| carnivores | organisms that eat only animals |
| populations | members of the same species that live together |
| abiotic factors | part of the ecosystem that is physical or chemical, but not living |
| predator | carnivore that hunts and kills other animals |
| species | individuals that can reproduce to make offspring that are fertile |
| biomes | large regions of the earth that share similar climates and similar organisms |
| scavenger | carnivores that eat dead animals |
| fertile | capable of producing offspring |
| biosphere | all parts of the earth that contain living organisms |
| omnivore | heterotrophs that eat plants and animals |
| sterile | unable to produce offspring |
| producers | organisms that can make their own food, usually through photosynthesis |
| decomposers | organisms that eat dead and decaying organic molecules and release inorganic molecules into the environment as a way to recycle matter |
| food web | identifies the relationships among producers, consumers and decomposers carrying out either autotropic or heterotropic nutrition |
| food chain | shows the transfer of energy from producers through a series of organisms |