Taxonomy_ Classification_ and Dichotomous Keys_1_

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Taxonomy_ Classification_ and Dichotomous Keys_1_ Powered By Docstoc
					                                                                                          Name: __________________________
Taxonomy, Classification, and Dichotomous Keys
                                                                                            Date: _____________ Block: _____


                                                 NORN CLASSIFICATION
  Norns belong to the genus Norno and can be divided into eight species that are generally
 located in specific regions of the world. Use the dichotomous key to identify the norns below.
              Write their complete scientific name (genus + species) in the blank.


1.
a. Has pointed ears .................................... go to 3
b. Has rounded ears ....................................go to 2

2.                                                                                 ______________________________
a. Has no tail ............................................. Kentuckyus
b. Has tail .................................................. Dakotus

3.
a. Ears point upward .................................... go to 5                   ______________________________
b. Ears point downward ..............go to 4

4.
a. Engages in waving behavior ............................. Dallus
                                                                                   ______________________________
b. Has hairy tufts on ears ..........................................Californius

5.
a. Engages in waving behavior ............................. WalaWala
b. Does not engage in waving behavior ....................go to 6                  ______________________________

6.
a. Has hair on head ............................................. Beverlus
b. Has no hair on head (may have ear tufts) .......go to 7                         ______________________________
7.
a. Has a tail ............................................. Yorkio
b. Has no tail, aggressive ............................ Rajus
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Help! Scientists have discovered quite a few new creatures on planet Pamishan. They need your help to identify and classify them. Use the dichotomous key on the next
page to identify these creatures.
                                                                                     A Key to New Pamishan Creatures

                                                                                     1.     a. The creature has a large wide head.................go to 2
                                                                                            b. The creature has a small narrow head............go to 11
                                                                                     2.     a. It has 3 eyes ....................................................go to 3
                                                                                            b. It has 2 eyes ....................................................go to 7
                                                                                     3.     a. There is a star in the middle of its chest.........go to 4
                                                                                            b. There is no star in the middle of its chest .....go to 6
                                                                                     4.     a. The creature has hair spikes ...........................Broadus hairus
                                                                                            b. The creature has no hair spikes......................go to 5
                                                                                     5.     a. The bottom of the creature is arch-shaped .....Broadus archus
                                                                                            b. The bottom of the creature is M-shaped ........Broadus emmus
                                                                                     6.     a. The creature has an arch-shaped bottom …....Broadus plainus
                                                                                            b. The creature has an M-shaped bottom...........Broadus tritops
                                                                                     7.     a. The creature has hairy spikes .........................go to 8
                                                                                            b. The creature has no spikes..............................go to 10
                                                                                     8.     a. There is a star in the middle of its body .........Broadus hairystarus
                                                                                            b. The is no star in the middle of its body ..........go to 9
                                                                                     9.     a. The creature has an arch shaped bottom ........Broadus hairyemmus
1.    ________________________________
                                                                                            b. The creature has an M shaped bottum ............Broadus kiferus
2.    ________________________________                                               10. a. The body is symmetrical ...................................Broadus walter
3.    ________________________________                                                      b. The body is not symmetrical.............................Broadus anderson
4.    ________________________________                                               11. a. The creatrue has no antennae ..........................go to 12
                                                                                            b. The creature has antennae ...............................go to 14
5.    ________________________________
                                                                                     12. a. There are spikes on the face .............................Narrowus wolfus
6.    ________________________________                                                      b. There are no spikes on the face .......................go to 13
7.    ________________________________                                               13. a. The creature has no spike anywhere ................Narrowus blankus
8.    ________________________________                                                      b. There are spikes on the right leg .....................Narrowus starboardus
                                                                                     14. a. The creature has 2 eyes.....................................go to 15
9.    ________________________________
                                                                                            b. The creature has 1 eye......................................Narrowus cyclops
10. ________________________________
                                                                                     15. a. The creature has a mouth.................................go to 16
11. ________________________________                                                        b. The creature has no mouth..............................go to 17
12. ________________________________                                                 16. a. There are spikes on the left leg ........................Narrowus portus

13. ________________________________                                                        b. There are no spikes at all .................................Narrowus plainus
                                                                                     17. a. The creature has spikes ....................................go to 18
14. ________________________________
                                                                                            b. The creature has no spikes ..............................Narrowus georginia
15. ________________________________                                                 18. a. There are spikes on the head ...........................go to 19
16. ________________________________                                                        b. There are spikes on the right leg......................Narrowus montanian
17. ________________________________                                                 19. a. There are spikes covering the face ...................Narrowus beardus
                                                                                            b. There are spikes only on the
18. ________________________________                                                           outside edge of head ........................................Narrowus fuzzus
19. ________________________________
20.   __________________________
A Key to the leaves of some common trees of the Northeastern USA
          1 a. Leaves are evergreen, thin, needle-like……………………………….……………...………..2
            b. Leaves are broad, deciduous……………………………………….……………...…………..6

          2. a. Needles are over one inch long, in clusters……………………….……………………..……3
             b. Needles are one half inch or less……………………………….……………………………..4

          3. a. Needles in clusters of three…………………….…………………….Pitch pine (Pinus rigida)
             b. Needles in clusters of five……………………….……… Eastern White Pine (Pinus strobus)

          4. a. Needles scale-like, sharp, cover twigs………….....Eastern Red Cedar (Juniperus virginiana)
             b. Needles protrude from the twigs……………………….……………………..………………5

          5. a. Needles flat, rounded tips in two rows along twig…..….Eastern Hemlock (Tsuga canadensis)
             b. Needles in whorl around the stem………………….……...……White Spruce (Picea glauca)

          6. a. Compound leaves divided into 7 leaflets…………………....White ash (Fraxinus americana)
            b. Simple leaves………………………………………….…….………………………………..7

          7. a. Lobed, rounded leaves with 7 to 9 lobes…………….………...…..White Oak (Quercus alba)
             b. Toothed leaves………………………………………………….…………………………….8

          8. a. Long slender leaves which droop down……………....…Weeping Willow (Salix babylonica)
            b. Leaves are less than twice as long as broad………………….…...…………………………..9

          9. a. Leaves have an elliptical shape………………....………American Beech (Fagus grandifolia)
            b. Leaves are toothed and lobed………………….……..………Sugar Maple (Acer Saccharum)




YOU WILL HAVE YOUR DICHOTOMOUS KEY QUIZ ON FRIDAY, APRIL 16th. BE SURE YOU CHECK THE BLOG FOR THE ANSWER
            KEYS TO THIS WORKSHEET SO THAT YOU CAN CHECK YOUR ANSWERS BEFORE THAT QUIZ!!!

				
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