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Leaf Identification Lab Using a Dichotomous Key. Environmental Science Mrs. Cochrane. Dichotomous Key. A dichotomous key is a tool that allows the user to determine the identity of items in the natural world
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Leaf Identification LabUsing a Dichotomous Key Environmental Science Mrs. Cochrane
Dichotomous Key • A dichotomous key is a tool that allows the user to determine the identity of items in the natural world • Keys consist of a series of choices that lead the user to the correct name of a given item • "Dichotomous" means "divided into two parts“ • Dichotomous keys always give two choices in each step
Directions • Use the dichotomous key to determine the identity of the leaves. • Fill in the chart for the characteristics of each leaf. • Hand in all sheets when completed.