Curated OER
Dichotomous Key for Identifying Pine Trees
Students identify the species of pine trees that are found in their area. They use unlabeled "mystery" samples and a dichotomous key to identify the pine trees to species. After identification, they use a field guide to answer worksheet...
Curated OER
Building a Dichotomous Key
Students analyze how a dichotomous key helps us explain and identify unknown organisms. They design and construct a dichotomous key, developing a list of three observable characteristics per organism.
Curated OER
Tree Identification
Students are introduced to the characteristics of trees and different techniques to identify them. They distinguish between a deciduous and a coniferous tree. Students describe at least four characteristics used to identify trees. They...