1. Classification Study Guide Answers

2. Carolus Linnaeus is the scientist who is most well known for his work on classification and developed the binomial nomenclature system of naming organisms we use today.
What two levels of classification are used for a species name according to binomial nomenclature? Genus and Species
Prokaryotes are organisms that do NOT have a nucleus and Eukaryotes are organisms that DO have a nucleus.
List the 7 levels of classification in order from broadest to most specific. Kingdom, phylum, class, order, family, genus, species

3. Which of the 7 classification levels is broader than the “order” level
Which of the 7 classification levels is broader than the “order” level? Class
Which of the 7 classification levels is more specific than the “order” level? Family
Why do scientists organize living things into groups? So they are easier to study
The most specific classification level is the Species and the most general (broadest) is the Kingdom

4. List the 6 kingdoms that all living things are grouped into
List the 6 kingdoms that all living things are grouped into. Archaebateria, Eubacteria, protist, fungi, plants, animals
The more levels of classification organisms share, the more they have in Common.
A tool a scientist uses to classify living things is known as a Dichotomous Key.

5. Use the dichotomous key above to name this shape person.
JoJo
Draw a picture of Johnny below:

6. To create a dichotomous key, you must have Paired Statement at each level.
An organism that cannot make its own food is called a/an Heterotroph and an organism that can make its own food is called a/an Autotroph.
An organism that is composed of many cells is called Multicellular and an organism that is made of one cell is called Unicellular.
Homo sapien is the scientific name for humans. What classification level did the word “Homo” come from? Genus What classification level did the word “sapien” come from? Species

7. A dog is a member of the kingdom Animal and a rose is a member of the kingdom Plant.
The science of classification is called Taxonomy.
According to the system developed by Linnaeus (binomial nomenclature), the name of any organism is made up of its Genus & Species.
What is the main difference between archaebacteria and eubacteria? Archaebacteria is found in extreme locations. Eubacteria is found every where.
What two kingdoms are made up of prokaryotes that do not have a nucleus. Archaebacteria and Eubacteria

8. Kingdom
Archaebacteria
Eubacteria
Protist
Fungi
Plants
Animals
Type of Cell
 Prokaryote
prokaryote
 eukaryote
eukaryote
Number of Cells
unicellular
 unicellular
most unicellular
unicellular and multicellular
Multicellular
multicellular
Cellular Structures
cell wall,
cell wall
Some have cell wall and/or chloroplasts
 Cell Wall
NO cell wall
Nutrition
autotroph and heterotroph species
 heterotroph
 autotroph
Reproduction
asexual
 asexual
sexual, asexual
sexual, asexual
 sexual, asexual
 mainly sexual

9. What would the grey wolf’s scientific name be? Canis lupus
Which of the organisms in the table is least similar to the others? Explain. The Pine tree, because it belongs to the plant kingdom.
Which of the organisms in the table is (are) most similar to a Lynx (Lynx rufus)? Explain. The grey wolf, because they share the most levels (kingdom, phylum, class, and order).
What would the grey wolf’s scientific name be? Canis lupus
Based on the information in the table, which two organisms would you say have the most similar evolutionary history? Explain. The Lynx and the Grey wolf because they share the most levels.
Taxonomic Group
Human
Canadian Lynx
Eastern White Pine Tree
Grey Wolf
Kingdom
Animalia
Plantae
Animailia
Phylum
Chordata
Pinophyta
Choradata
Class
Mammalia
Pinopsida
Mammailia
Order
Primates
Carnivora
Pinales
Family
Hominidae
Felidae
Pinaceae
Canidae
Genus
Homo
Lynx
Pinus
Canis
Species
sapiens
rufus
strobus
lupus