SCSC 105 EXAM 2 REVIEW TAMU
Ecology correct answer: science of dealing with the mutual relationships among biological organisms Ecosystem correct answer: Collective function of organisms and their environment Components of an Ecosystem correct answer: 1. food chains 2. nutrient cycles 3. plant succession 4. competitive exclusion 5. diversity Agroecosystems correct answer: Modified ecosystem, provides food, fiber, and shelter Differences/similarities of nutrient cycling correct answer: Ecosystem - cycles are in balance Agroecosystem - cycles are altered Soil correct answer: Medium for the production and growth of plants and crops Functions of Soil correct answer: 1. anchorage for plants 2. water, nutrients for plant uptake 3. habitat for soil organisms Soil Forming Factors correct answer: 1. parent material 2. climate 3. biological factors 4. topography 5. time Functions of Organic Matter in Soil correct answer: 1. sequestration of nutrients 2. source of nutrients 3. soil aggregation 4. water storage 5. chemical sequestration
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Texas A&M University
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SCSC 105
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scsc 105 exam 2 review tamu
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