Curated OER
Regents High School Examination: Living Environment 2009
Emerging ecologists need a full understanding of life, from the inner workings of a cell to the complex relationships among organisms. This examination is meant to assess high schoolers after an entire year course on the living...
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Regents High School Examination: Living Environment 2007
Environmental science enthusiasts show what they know at the end of the year by taking this full-fledged final exam. They answer multiple choice, graph interpretation, and essay analysys questions, 73 of them in all. Topics range from...
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Cell Structures and Their Functions
Life science learners investigate live cells. They examine wet mount slides of cyanobacteria and Elodea plants. They peer into the dynamic microscopic world of protists. Afterward, they construct a model of a cell, including rudimentary...
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Homeostasis and the Plasma Membrane
In this homeostasis and plasma membrane worksheet, 9th graders identify and solve 11 different vocabulary terms and definitions. They review the definitions of the words listed and then use the clues to complete the puzzle shown....
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Plasmolysis in Elodea Plant Cells
Students microscopically observe various subcellular components. They determine the effects of different salt solutions on Elodea plant cells. Students explain the major function of a cell membrane and describe its structure.