Classification

1
Classification

• Life Science
• Ch. 9
• pp. 200-220

2
Sorting it all out p. 202

• Classification the arrangement of organisms
  into orderly groups based on their similarities
• Ex) band, school, NCAA, TV
• Why classify? Easier understanding and usage
  when you have a system. School example

3
Levels of Classification

• King Phillip Came Over For Grape Soda..
• Kingdom ?Phylum ?Class ? Order ? Family ? Genus ?
  Species
• P. 203 example w/ the house cat

4
The Basis for Classification

• Taxonomy the science of identifying,
  classifying, and naming living things
• Carolus Linnaeus, a Swedish
• botanist from the 1700s,
• founded taxonomy
• Binomial Nomenclature A TWO-Word Naming
  Systemex) Homo sapiens or Homo sapiens

5
Why are the Names so Important?

• Every living thing is given a two part scientific
  name in LATIN
• Why_____________________________
• exs) Mephitis mephitis. Skunk
• Canis lupus.. Wolf
• Elephus maximus.Indian Elephant

6
What is a Dichotomous Key?

• D. Key a specialized guide used to aid in
  identifying unknown organisms.
• Ex) p. 207

7
The Six Kingdoms of Life

• 1. Archaebacteria Bacteria which live in
  extreme conditions such as hot springs
• 2. Eubacteria All bacteria not belonging to
  Archaebacteria. Ex) E. coli/ p. 209
• 3. Protista single-celled or simple
  multicellular organisms which are Eukaryotes Ex)
  algae

8
6 Kingdoms continued.

• 4. Fungi complex multicellular organisms which
  DO NOT get their food via photosynthesis. Ex)
  Mushrooms
• 5. Plantae Complex multicellular
• organisms which DO get their food
• via photosynthesis. Ex) Corn

9
6 Kingdoms continued.

• 6. Animalia Complex multicellular organisms
  which move, have nervous systems, sense and
  respond to change, and lack cell walls