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QuizMultiple Choice

Lab: Using a Dichotomous Key

Question 1 • EF Environmental Science 1st Nine Weeks

Use this dichotomous key for insect identification to identify the insect shown.1.a. Insect has one pair of wings.Order Diptera b. Insect has two pairs of wings.Go to #2 2.a. Front wings thicker in texture than hind wingsGo to #3. b. Front and hind wings are same texture throughout.Go to #4 3.a. Front wings are short Order Dermaptera b. Front wings cover entire abdomenOrder Coleoptera 4.a. Wings with scale on all parts of their area. order Lepidoptera b. Wings without scalesGo to #5. 5.a. Hind wings smaller than front wings.Order Ephemeroptera b. Front and hind wings nearly equal in size.Order OdonataThe insect pictured is in the order

Question illustration
Answer
A
Diptera.
B
Ephemeroptera.
C
Coleoptera.
D
Odonata.
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