Dichotomous Key Practice

Dichotomous Key Worksheet
Directions: Using the key (A) identify the scientific name of each organism below
Common Name
Scientific Name
Common Name
1. dog
8. canary
2. shark
9. oyster
3. rose
10. mosquito
4. skunk
11. mushroom
5. turkey
12. cow
6. dolphin
13. pine tree
7. eagle
14. ivy (plant)
Scientific Name
A. Find and match the scientific names of the organisms’ common names using the following key:
For each organism 1-14 start at number 1.
1. animal
not an animal
2. has wings
no wings
3. has feathers
no feathers
4. flies high
does not fly high
5. often yellow
not yellow
6. lives in water
lives on land
7. has fluffy fur
no fluffy fur
8. common pet
not a common pet
9. has fins
no fins
10. razor sharp teeth
pegged, pointy teeth
11. green
not green
12. grows tall
does not grow tall
13. can be poisonous
not poisonous
go to 2
go to 11
go to 3
go to 6
go to 4
Ochloerotatus taeniorhynchus
go to 5
Meleagris gallopavo
Serinus canaria
Haliaeetus leucocephalus
go to 9
go to 7
go to 8
Bos taurus
Canis familiaris
Mephitis mephitis
go to 10
Haematopus ostralegus
Carcharodon carcharias
Tursiops truncates
go to 12
go to 13
Pinus ponderosa
Rhus toxicodendron
Boletus edulis
Rosa sylvestris