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Science 4/12
Ecosystems and Organisms
| Question | Answer |
|---|---|
| Herbivores | are animals, like cows, that eat only plants |
| Carnivores | are animals like lions that only eat other animals |
| Omnivores | are animals that eat both plants and animals |
| Population | all of the organisms of the same species that live in the same place at the same time |
| community | different kinds of organisms that live in the same place at the same time |
| Radiation causes | polluted air, water and soil, people and plants |
| factories, malls, housing projects cause | loss of habitat, loss of food resources, upset food chain, upset predator / prey balance |
| highways cause | loss of habitat, loss of food source,more road kill, safety issues for animals and human, less oxygen |
| over-population of grazing animals cause | loss of plant species, loss of food resources, upsetting the food chain, erosion problems |
| Plants make oxygen and thier own food | Producer |
| An organim that gets energy from other organisms | Consumer |
| break down into small particles | Decomposers |
| Sun | Producer |
| Water and CO2 | Producer |
| Plants and animals | Consumer |
| bacteria and fungi | Decomposers |