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Ecosystems Unit Test (STAAR)

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910 KB|45 pages
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Ecosystems Unit Test

20 questions
Answer Key
20 questions with explanations of answers

This test is designed to follow a unit on Ecosystems. Each question is multiple choice (A-D). An answer key is provided along with a full test with explanations for the answers.
This is part of the Organisms and Environments Reporting Category.

STAAR standards / TEKS covered in this assessment:
(A)observe the way organisms live and survive in their ecosystem by interacting with the living and non-living elements; Readiness Standard
(B) describe how the flow of energy derived from the Sun, used by producers to create their own food, is transferred through a food chain and food web to consumers and decomposers; Readiness Standard
(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 Supporting Standard
(D) identify the significance of the carbon dioxide-oxygen cycle to the survival of plants and animals. Supporting Standard

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