Term
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Definition
-all living things need water
-plants & algae use water, sunlight, and carbon dioxide to make food (photosynthesis) |
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Term
| LIVING THINGS basic needs |
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Definition
-energy
-water
-living space
-stable internal conditions |
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Term
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Definition
1. Autotrophs
a."self feeders" or producers
b. example: plants use enegy to make their own food
2. Heterotrophs
a. "other feeders" or consumers
b. consume autotrophs or other heterotrophs to get energy
c. example: animals, mold |
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Term
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Definition
1. all living things need water (H2O) to survive
2. able to dissolve chemicals
3. can be transported throughout the body (like oxygen and food) |
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Term
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Definition
1. A place to get food, water, and to find shelter
2. Organisms struggle for or share living space |
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Term
| STABLE INTERNAL CONDITIONS |
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Definition
1. Homeostasis
a. ability of organisms to maintain conditions (like body temperature) even though the temperature of the surroundings may change
b.adaptations help organisms maintain stable internal conditions
example:the ability to sweat |
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Term
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Definition
1. sunlight is very important for plants & algae because of photosynthesis
a. many organisms rely on plants and algae for food
2. without sunlight, plants cannot grow |
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Term
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Definition
1. most living things need oxygen to carry out life processes
2. organisms that live on land (terrestrial) get oxygen from the air
3. organisms that live in water (aquatic) get dissolved oxygen from water around them |
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Term
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Definition
1. the temperature of an area determines the types of organisms that can live there
a. some organisms can overcome extreme temperatures by altering their environment
example: prairie dogs dig underground dens for shelter from the hot sun |
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Term
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Definition
1. soil is a mixture of rock, minerals, air, water, and decaying remians of living things
a. soil in different areas ahs varying amounts of these materials
2. type of soil in an area partky determines the kinds of plants that can grow there |
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