Novi High School - SCIENCE BiologyDichotomousKeysSE_Geiger

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Name: Kyle Geiger Date: ________________________ Student Exploration: Dichotomous Keys Vocabulary: dichotomous key, genus, organism, scientific name, species, and traits Prior Knowledge Question (D... o this BEFORE using the Gizmo.) Jerome is walking through a park when he sees the spider shown at left. How could Jerome find out what type of spider it is? Jerome could take a picture of the spider and identify it on the Internet based off of description. Gizmo Warm-up In the field, scientists often have to identify an unfamiliar organism (living thing). A reliable way to identify organisms is to use a dichotomous key. A dichotomous key is a series of paired statements or questions that lead to the identification of an organism. The Dichotomous Keys Gizmo™ allows you to use five different dichotomous keys to identify a variety of organisms. To begin, make sure California Albatrosses and Organism A are selected. 1. Read the two statements at lower right. Which of the two statements most closely matches the characteristics of the bird pictured? Large areas of the bird’s body are covered in white feathers. 2. Select that statement and click Next. Continue until you have correctly identified the albatross. If you change your mind about a choice, you can click the Back button. If you incorrectly identify the albatross, you can click the Start Over button and try again. A. What is the name of the albatross? Short-tailed Albatross B. The scientific name is shown in italics. Scientific names have two parts: the genus name and the species name. What is the scientific name of this albatross? Phoebastria albatrus is the scientific name [Show More]

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