Carbon dioxide is taken up by plants and converted to glucose
Photosynthesis
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What process of the water cycle occurs when water molecules leave the leaves of plants?
Transpiration
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10
The biggest reservoir for nitrogen is:
the atmosphere
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What process of the water cycle occurs when water molecules fall from the clouds?
Precipitation
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25
bacteria convert ammonia and nitrate into nitrogen and nitrous oxide N2 & N2O Nitrogen is returned to the atmosphere to start the cycle over again.
Denitrification
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Step of the water cycle where water remains on the surface of the earth and moves with the terrain.
Runoff
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What process of the water cycle is completed when water molecules change from a liquid to a gas?
Evaporation
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Nitrogen can be changed to nitrates
Nitrogen fixation
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Burning of wood and fossil fuels by factory and auto emissions transfers carbon to the atmosphere as carbon dioxide.
Combustion
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The 2 major processes involved in the carbon cycle are:
photosynthesis and cellular respiration
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What process of the water cycle occurs when clouds form?
Condensation
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Animals eat plants for food, taking up the organic carbon (carbohydrates). Plants and animals break down these organic molecules and release energy, water and carbon dioxide.