Term
| what are the 4 necessities of life? |
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Definition
| air, water, food, shelter |
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Term
| food: what is the purpose of food? |
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Definition
| it provides energy and materials for life processes |
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Term
| food: what are 3 ways to get food? |
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Definition
Producers: make food (plants, algae, some bacteria"
Consumers: get food from others (animals)
Decomposers (type of consumer): get food by breaking down dead organisms ( fungi, some bacteria) |
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Term
| water: why do we need water? |
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Definition
| required for metabolic chemical reactions |
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Term
| air: why do we need oxygen, why do we need carbon dioxide? |
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Definition
oxygen: required for metabolism
carbon dioxide: required for photosynthesis ( which is sunlight energy converted to food energy) |
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Term
| shelter: what type of shelter is required? |
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Definition
| one that contains all the necessities of life. |
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