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- 1. Multiple Choice
What are vertebrates?Animals with a backboneAnimals without a backbone - 2. Multiple ChoiceThere are five categories of vertebrates. Which one is not a vertebrate?MammalsBirdsArthropodsReptiles
- 3. Multiple ChoiceThis group feeds milk to its young.birdsmammalsfishreptile
- 4. Multiple ChoiceAll invertebrates _________Have a backboneDo not have a backboneAre really just VertebratesHave a nerve cord
- 5. Multiple ChoiceI am covered in dry scales and I lay eggs. What am I?MammalFishAmphibianReptile
- 6. Multiple ChoiceWhen using a dichotomous key to identify organisms, what do we look at?physical featuresweather patternsenvironmentdiet
- 7. 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
- 8. Multiple Choice
Find the description of a dog and list the order of yes and no
1.Is this animal a mammal
Yes ........................... Go to 2
No ........................... Go to 3
2.Does this animal have claws
Yes ........................... Go to 3
No ........................... Go to 4
3.Does this animal have scales
Yes ......................... Snake
No .......................... Go to number 4
4.Does this animal have fur?
Yes ......................... Dog
No .......................... Dolphin
Yes, Yes, No, Yes
No,Yes
Yes,Yes,Yes
Yes,No,No
- 9. 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
- 10. Multiple Choice
Which organisms belong in the same kingdom as the pictured organism?
mushroom
wolf
ladybug
jellyfish
- 11. Multiple Choice
Why is it possible for the number of kingdoms to change?
scientists in different countries don't agree on the classifications of all organisms
classifications develops and changes over time as we learn more about living things
many traits have disappeared from most species
there are more languages today than there were when the system was first developed
- 12. Multiple Choice
Take your time and read carefully!
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. Which arachnid has the student found?
Whip Scorpion
Wind Scorpion
Tick
Scorpion
- Answer choicesTagsAnswer choicesTags