Frage 1
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Name three important needs for water.
Antworten
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Drinking, Washing, Cleaning.
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Cellular Respiration, Digestion, Photosythesis.
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Photosynthesis, Digestion, Human Use
Frage 2
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What are macronutrients?
Frage 3
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What percent of the air is nitrogen?
Frage 4
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Why is phosphorous an important biological molecule ?
Antworten
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It takes part in food, cells, and plants.
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It takes part in photosynthesis, and it is used in the cell membrane.
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It takes part in photosynthesis, nucleic acids, and phospholipids.
Frage 5
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How is water distributed through the biosphere?
Frage 6
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What are micronutrients?
Frage 7
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Why is nitrogen essential to life?
Antworten
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It's necessary for us to breathe.
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It's a part of amino and nucleic acids.
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It's part of nucleic acids and cell membrane.
Frage 8
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What happens to phosphorous that erodes from rock and soil?
Frage 9
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Gravity draws water back to Earth.
Frage 10
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Transpiration is sweat.
Frage 11
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The soil in the ground determines what plants grow where.
Frage 12
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An aquifer is an permeable rock site where water can pass through easily and the water below this is also called groundwater.
Frage 13
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Seepage from Ground and Runoff from surface are two ways water travels from land to ocean.
Frage 14
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Runoff only includes flows from rivers and/or streams.
Frage 15
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80% of water enters the hydrologic cycle.
Frage 16
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55% of water fall back as rain in the hydrologic cycle.
Frage 17
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Most of the carbon located on Earth is in the atmosphere as carbon dioxide.
Frage 18
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Carbon enters the biotic parts of the ecosystem through water.
Frage 19
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The function of plants in the forest is to take carbon dioxide and turn it into oxygen.
Frage 20
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Carbon dioxide is returned to the atmosphere when any living thing exhales.
Frage 21
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A primary producer is a living thing that can make food on its own.
Frage 22
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When primary and secondary consumers die the carbon stays in their bodies.
Frage 23
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Detritus feeders don't contribute in anything at all in the carbon cycle.
Frage 24
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Fossil fuels are oils, gasses, and coal.
Frage 25
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Carbon gets in the ocean because it's in the atmosphere and seashells also release it.
Frage 26
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Plants and animals get nitrogen from nitrogen fixation if they can't get it from the atmosphere.
Frage 27
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Nitrogen fixing bacteria turn the nitrogen into nitrogen gas.
Frage 28
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Air is a major reservoir for ammonia.
Frage 29
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Herbivores need nitrogen because they eat plants and plants need nitrogen.
Frage 30
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Dentrification is the process in which carbon is converted into energy.
Frage 31
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There's no phosphorous in plants or animals.
Frage 32
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Phosphates return to the ecosystem and/or plants when an animal or a plant dies.
Frage 33
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Phosphorous carried by runoff to the oceans gets concentrated in: marine rocks, fish's body, sea plants.
Frage 34
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Phosphates are incorporated into aquatic plants and animals by water.
Frage 35
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The difference between the phosphorous cycle and the water, carbon and nitrogen cycle is in phosphorous's cycle phosphates never return to the atmosphere.