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7 Cards in this Set
- Front
- Back
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Gross primary productivity
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The TOTAL amount of food made by producers
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Biomass
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The dry mass of living materials in the ecosystem
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Net primary productivity
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The amount of biomass producer stores and uses for growth
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Respiration
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the amount of biomass that is used by producers to live
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Each trophic level uses about ___% of the energy available so only ____% can be passed on to the next level
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90, 10
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Biogeochemical cycles
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How matter is recycled in the environment
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All the suns energy that is added to the earth is ultimately released in what form
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Heat
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