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iRubric: Dichotomous Key (Taxonomy) rubric

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Dichotomous Key (Taxonomy) Dichotomous Key (Taxonomy) Task: Students make a dichotomous key of monsters. The rubric is designed for peer evaluation Rubric Code: GX6CBXA By JoelRodriguez Ready to use Public Rubric Subject: Science Type: ePortfolio Grade Levels: 9-12, Undergraduate

Button Classification
	Needs improvement 1 pts	Meets minimum expectations 3 pts	Meets all expectations 5 pts
Characteristics	Needs improvement Characteristics of the members of the group are not well described nor defined. The students repeated keys for the subsequent groupings or the student explored very few characteristics or traits.	Meets minimum expectations Characteristics of of the members of the group are mostly well described and defined. The students explored many observable characteristics or traits.	Meets all expectations Characteristics of the members of the group are well described and defined. The students explored a variety of observable characteristics or traits.
Key elements	Needs improvement Key does not work. Not formatted with two choices for each statement.	Meets minimum expectations Choices are clearly described form most statements but not all; workable key but key is unclear and sometimes leads to wrong organism.	Meets all expectations Trait or traits for dividing members of the group into two groups and all subsequent groups are clearly described or defined; concise, workable key.
Presentation and mechanics	Needs improvement Dichotomous diagram is neither clear, <BR> nor neat <BR> nor well laid out on the page. It is hard to understand the diagram. There are spelling and grammatical errors.	Meets minimum expectations Dichotomous diagram is mostly clear, neat <BR> well laid out on the page so that it does not interfere with understanding. There are no errors in spelling or grammar.	Meets all expectations Dichotomous diagram is clear, neat, and well laid out on the page.<BR> There are no spelling or grammar mistakes.
Scientific names	Needs improvement Names are not given for majority or all of organisms.	Meets minimum expectations Majority of names do not follow the binomial system.	Meets all expectations Names follow binomial system.