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Ecosystem

5th Grade

Texas Essential Knowledge and Skills (TEKS): 5.9.a

observe the way organisms live and survive in their ecosystem by interacting with the living and nonliving components;

Texas Essential Knowledge and Skills (TEKS): 5.9.b

describe the flow of energy within a food web, including the roles of the Sun, producers, consumers, and decomposers;

Texas Essential Knowledge and Skills (TEKS): 5.9.c

predict the effects of changes in ecosystems caused by living organisms, including humans, such as the overpopulation of grazers or the building of highways; and



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