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Science Chapter 1
study guide
| Term | Definition |
|---|---|
| Non-living things | Air, Rocks, soil, sunlight, and temperature are all examples of ________________. |
| Ecosystem | made up of living AND non-living things. Ecosystem can be large or small. |
| Resource | Anything in an ecosystem that can meet a need. |
| Environment | The type of environment determines the type of living things that can live in an ecosystem. |
| How can living things survive? | Living things can only survive in an ecosystem where their basic needs are met. |
| 3 basic needs of all living things | food, water, and protection |
| Animals can't make their own food. | Animals get their food by eating plants or other animals. |
| Competition | Competition happens when living things are trying to use the same resource. |
| What do animals use to get food? | Speed, claws, and beaks |
| Is it better for animals to live alone or in groups? | Living in groups help animals find food, be better protected, and to care for their young. |
| Pollution | Anything that makes the water, air or land dirty |
| Camouflage | The way some living things BLEND into their environment. |
| Mimicry | Some living things PROTECT themselves by LOOKING LIKE other living things. |
| Changes animals make in their ecosystem can be helpful or harmful. | Changes animals make in their ecosystem can be helpful or harmful. |
| Adaption | a change in a characteristic of a living thing that allows it to survive |
| migrate | when animals move to find food or water. Some animals migrate with the seasons. |
| Name some ways people change the environment | building new things, moving things, littering, causing other kinds of pollution. |
| How can man prevent some harmful effects of building new things? | Planting trees, bushes, wildflowers and building small ponds |