Classification processes - Unit 3: Topic 1: Subtopic 2

Question 1

What are the 8 taxas in the Linnaean system?

Answer 1

Domain, Kingdom, Phylum, Class, Order, Family, Genus and Species.

Question 2

What are the methods of reproduction?

Answer 2

Asexual and sexual

Question 3

Define Phylogenetic species classification process.

Answer 3

Analyses DNA for similarities of common ancestors.

Question 4

Define Morphological Classification

Answer 4

Classification based on the physical features of an organism

Question 5

Define hierarchical Classification

Answer 5

A system organising organisms into levels or orders based on their similarities (kind of like a triangle)

Question 6

What are the limitations of Morphological classification?

Answer 6

Sexual Dimorphism, age and maturity, similar looking species

Question 7

Define the biological species concept

Answer 7

A group of organisms that produce viable offspring.

Question 8

Differentiate between The Molecular phylogeny classification system and the Linnaean classification system.

Answer 8

Linnaean Classification System is based on the Morphological features of an organism. Whilst the Molecular Phylogeny Classification System in based on the DNA sequencing of an organism.

Question 9

what are the limitations of biological species concept?

Answer 9

Infertile species, Asexual reproduction, fossils, ring species