6.4 Classification

Question 1

What are the classes of organisms as determined by Carl Linnaeus?

Answer 1

● Kingdom
● Phylum
● Class
● Order
● Family
● Genus
● Species

Question 2

Which features are living creatures traditionally classified by?

Answer 2

By their structure and characteristics

Question 3

What is the binomial system of naming organisms?

Answer 3

Genus name followed by species name

Question 4

Why were new classification models proposed?

Answer 4

● Developments in microscopy allowed better examination of internal structures

● Improvement in the understanding
of biochemical processes

Question 5

State the three domains

Answer 5

● Archaea
● Eukarya
● Bacteria

Question 6

Which organisms belong in the domain Archaea?

Answer 6

Bacteria, usually living in extreme environments

Question 7

Which organisms belong in the domain Bacteria?

Answer 7

Bacteria

Question 8

Which organisms belong in the domain Eukarya?

Answer 8

● Plants
● Animals
● Fungi
● Protists

Question 9

How are evolutionary trees created?

Answer 9

By examining the DNA of different species and analyzing how similar the sequences are