Taxonomy

Question 1

By what two approaches can we study/classify organisms?

Answer 1

• morphology -> visual characteristics and shapes, used in the past
• anatomy -> structures behind the morphology (discovered through dissection)

Question 2

Based on what are organisms classified and who published the first classification system?

Answer 2

• o. classified based on similarities (used to be through morphology, now through genetics)
• Carl Linnaes (hierarchal naming structure)

Question 3

What are the five kingdoms?

Answer 3

• prokaryote
• protists -> like pr. but can swim and hunt for food (e.g. algae)
• plants -> eukaryotic autotrophs
• fungi -> eukaryotes, chitin cell wall, mostly saprotrophic
• animals -> eukaryotic heterotrophs

Question 4

What are the layers of classification?

Answer 4

1. kingdom
2. phylum
3. class
4. order
5. family
6. genus
7. species

Question 5

What is a species?

Answer 5

a group of o. with a common characteristic ->
- can reproduce to produce a fertile offspring