TREE IDENTIFICATION
IDENTIFICATION KEYS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger.The student uses the dichotomous key below to identify it.1. a) Abdomen segmented ____ go to 2 b) Abdomen not segmented ____ go to 42. a) Abdomen with tail ____ go to 3 b) Abdomen without tail ____ go to 53. a) Tail with stinger ____ Scorpion b) Tail without stinger ____ Whip scorpion4. a) Legs longer than body ____ Daddy Long Legs b) Legs not longer than body ____ Wind scorpion 5. a) Covered with spines ____ Mite b) Few spines ____ Tick
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Whip Scorpion
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Daddy Long Legs
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Mite
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Tick
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Explanation:
Detailed explanation-1: -A dichotomous key breaks down identification into two mutually exclusive options at each step. To use the key, the scientist starts at the top, or beginning, and sees which of the two options apply to their organism. Based on their answer, the key directs them to a new question.
There is 1 question to complete.