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- 1. Multiple Choice
An illustration and a dichotomous key are given. What is the correct classification for this organism?Class InsectaOrder AmblygygiOrder AraneaeOrder Scorpiones - 2. Multiple ChoiceA table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?Jointed legsBody segmentsPresence of eyesPresence of antennae - 3. Multiple ChoiceA botanist discovers a new plant in the jungle. Which of the
following observations of the plant’s characteristics would be useful in determining its identity with a dichotomous key?It was discovered in the summertimeIt is wet from a recent rain storm.Its leaves curl up on the edges.It is eaten by native jungle ants. - 4. Multiple ChoiceWhen using a dichotomous key to identify organisms, what do we look at?physical featuresweather patternsenvironmentdiet
- 5. Multiple ChoiceA dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?JuniperPineSpruceFir
- 6. Multiple ChoiceWhat step do we always start with when using dichotomous keys?1234
- 7. Multiple ChoiceWhat is the name of bird W?CerthideaGeospizaCamarhynchusPlatyspiza
- 8. Multiple ChoiceWhat is the name of bird Z?CerthideaGeospizaCamarhynchusPlatyspiza
- 9. Multiple ChoiceA 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. Which arachnid has the student found?Whip ScorpionWind ScorpionDaddy long legsScorpion
- 10. Multiple ChoiceUsing this dichotomous key, identify the name of the circled Fish, J.peacock flounderband-tail puffertrumpet fishspotted goat fish
- 11. Multiple ChoiceUsing this dichotomous key, identity the name of the circled fish.band-tail pufferspotted goat fishpeacock floundertrumpet fish
- 12. Multiple ChoiceWhat is the purpose of a dichotomous key?to find a common ancestorto show the evolution of organismsto see what organisms eatto identify organisms
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