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29 Cards in this Set
- Front
- Back
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Which part of a woodland ecosystem is non-living?
Air, snails, isopods, earthworms |
air
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Which is a saltwater ecosystems?
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oceans, seas, lakes that are part of an ocean, sounds
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Why do scientists need models when dealing with science?
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to show and explain what the full version will be like
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What is it called when plants make there own food?
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photosynthesis
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What is needed for algae and aquatic plants to live?
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sunlight
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Name a fast moving aquatic enviorment
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mountain stream, flash flood stream
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Why is it not good to add too much duckweed to an aquariam?
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too many of one organism can crowd the system
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What ecosystem has a tidal pool, shells and sand?
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ocean
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What is the best way to test pH level?
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Press pH (litmus) paper into the soil until it gets wet
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Why would you put plants in an ecosystem before animals?
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so the plants and seeds have time to grow to produce food for the animals
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What is special about producers in an ecosystem?
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they make their own food and oxygen
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Which oganisms recycle decaying plants and animals into something useful?
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decomposers
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Animals Algae and Plants are what?
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organisms
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Mainly what type of plant lives in a aquariam ecosystem?
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elodea
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How do you know if animals have been eating plants?
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you see parts of plants missing
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Why would you add water to lemon juice to see the affects of acid rain?
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it has alot of acid in it
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Why is rock salt on snow covered ground and eviormental problem?
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when it runs off it kills plants and grass
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What unit is used when measuring if a solution is acidic, base or neutral?
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pH
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Where does oxygen come from in and aquatic ecosystem?
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the bubbles and green plants
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Nature recycles decaying plants. How does this help the enviorment?
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it puts nutrients into the soil
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Name two scavengers
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snail, isopod
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In a pond ecosystem what would be the main food source of a racoon?
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fish
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What organisms make non-living matter as food?
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plants
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What is the primary energy source for the earth?
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sunlight
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where does ecology come from?
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the greek word oikos which means home?
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what organisims are placed in the plant kingdom (4)?
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algae, mosses, ferns, and flowering plants
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what is the diffrence between the aquariums and the terrarium?
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the terrarium is on land and the aquairum in in the water
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what is the upper portion of the eco-column called?
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the terrariam
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what are the organisims in the fungi kingdom (4)?
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mushrooms, yeast, mold, and fungus
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