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Science Ecosystem 12
Some card to use for studying for test on Wednesday
| Question | Answer |
|---|---|
| What does abiotic mean? | Non-living |
| Name 3 things in an ecosystem that are abiotic factors. | Rocks, soil, water, temperature, climate/weather, altitude, sunlight, air... |
| What does biotic mean? | Alive or living |
| Name somethings that would be biotic factors in an ecosystem. | plants, animals... all the organisms |
| How is a population different from a community? | A population refers to one kind of organism a community is many kinds of organisms. |
| How is a population similar to a community? | It refers to living things. Many populations make up a community. |
| Describe how energy flows through a food chain or food web. | It moves in the direction the arrows point. It moves from producers, to consumers and then to decomposers. |
| What is a secondary consumer? | It is a consumer that eats another consumer. |
| What is a primary consumer? | It is a consumer that eats a producer. |
| Why is conservation of natural resources important? (Don't say because we will run out) | Much of our use of natural resources leads to a negative effect on the environment and ecosystems. (pollution and destruction of habitats) |
| What provides the energy that begins almost all food webs and chains? | The sun |
| Another name for a primary consumer is an... | Herbivore |
| Another name for a secondary consumer is a... | Carnivore or Omnivore |
| How do producers make their food? Name the process. | Photosynthesis |
| What do producers use to carry out photosynthesis? Sun light and what else? | Water and carbon dioxide |
| Name 3 things continually recycled in nature. | water, air(oxygen and carbon dioxide) and food. |
| What is a biome? | A large area with similar climate, rainfall, organisms and land features. |
| Does North America have different biomes? | Yes |
| What is symbiosis? | When 2 different species live in close contact with one another. The relationship can benefit both organisms -or only one organism -and can sometimes harm one of the organisms |
| Would you count plants as part of an ecosystem's community? | Yes, Plants are organisms. |