Classification

Question 1

Most widely used classification system

Answer 1

Linnaean (traditional)

Question 1

What is classification?

Answer 1

putting organisms into groups based on relatedness.

Question 2

Who created the Linnaean system?

Answer 2

Carolus Linnaeus (mid 1700’s)

Question 3

Categories in Linnaean system

Answer 3

Domain, Kingdoms, Phylums, Class, Orders, Families, Genus, Species

Question 4

How to write Scientific name

Answer 4

Genus then Species

Question 5

3 Rules of Scientific names

Answer 5

Genus then species, Capitalize Genus, underline or italicize

Question 6

2 Advantages of Scientific names

Answer 6

written in universal language, completely unique to each species

Question 7

What Classification system was recently developed in 1950?

Answer 7

Cladistics (Phylogenetic systematics)

Question 8

Which classification system better displays evolution?

Answer 8

Cladistics

Question 9

What is the # of species that have been described?

Answer 9

1.8 million

Question 10

Definition of species?

Answer 10

Biological Species Concept (BSC) a group of individuals that can SUCCESSFULLY breed with each other and not with other groups

Question 11

How many species are thought to exist?

Answer 11

10 to 50 million

Question 12

Primitive

Answer 12

organism in ancient/evolved a long time ago

Question 13

Derived

Answer 13

evolved recently

Question 14

Population

Answer 14

number of ONE particular species in an area

Question 15

Community

Answer 15

Members of MULTIPLE species in an area

Question 16

Ecosystem

Answer 16

a specific set of species living in an area, interacting with each other and with the abiotic environment

Question 17

Hypothesis

Answer 17

Proposed explanation for what is causing something, serves as a starting point for experimentation

Question 18

Theory

Answer 18

an explanation for some aspect of the NATURAL WORLD based on a set of facts that have been repeatedly tested & supported