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iRubric: Dichotomous Key (Taxonomy) rubric

iRubric: Dichotomous Key (Taxonomy) rubric

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Dichotomous Key (Taxonomy)

  Derived from rubric: Dichotomous Key (Taxonomy)
built by avandes

Rubric Code: PX8CXW6
Task: Students make a dichotomous key of sea shells encountered in the laboratory.
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Keywords: (None)
Categories: Subjects: Science  
Types: Project   ePortfolio  
Grade Levels: Undergraduate

Powered by iRubric Button Classification
  Poor
1 pts
Good
3 pts
Excellent
5 pts
Characteristics
Poor

Characteristics of the members of the group are not well described nor defined. The student repeated keys for the subsequent groupings or the student explored very few characteristics or traits.
Good

Characteristics of of the members of the group are mostly well described and defined. The student explored many observable characteristics or traits.
Excellent

Characteristics of the members of the group are well described and defined. The student explored a variety of observable characteristics or traits.
Branching and key
Poor

Trait or traits for dividing members of the group into two groups is clearly described or defined. Key does not work.
Good

Trait or traits for dividing members of the group into two groups and all subsequent groups are not clearly described; workable key but key is unclear.
Excellent

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
Poor

Dichotomous diagram is neither clear,
nor neat
nor well laid out on the page. It is hard to understand the diagram. There are spelling and grammatical errors.
Good

Dichotomous diagram is mostly clear, neat
well laid out on the page so that it does not interfere with understanding. There are no errors in spelling or grammar.
Excellent

Dichotomous diagram is clear, neat, and well laid out on the page.
There are no spelling or grammar mistakes.



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