Evolutionary Relationships

Question 1

What is the purpose of a dichotomous key of the sort you might find in a field guide? Check all that apply.

Revolt · Accepted Answer

B: to identify species in the wild; D: to compare species to each other

Question 2

Which questions below could appear in a dichotomous key for fish? Check all that apply.

Revolt · Accepted Answer

A: Does the specimen have spots on its body?; B: Does the specimen have more than three gills?

Question 3

Compare your question to the lesson question above. Check all elements that you included.

Revolt · Accepted Answer

A: a dichotomous key; B: a verb such as classify, identify, determine, recognize, or name; C: the specimens’ traits (such as body shapes, types of fins, tail shape, etc.)

Evolutionary Relationships Answers

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