Classification

Question 1

Explain the concept of classification

Answer 1

It is the arrangement of species based on origins and relationships between organisms

Question 2

Explain the limitations of using physical features to classify

Answer 2

The classification system is largely based on physical properties of organisms, this is limited and unreliable.
Scientists made use of RNA gene analysis to understand the 3 domain system used to classify organisms today.

Question 3

Why is it useful to group organisms into taxa?

Answer 3

Makes the organism classification easy to understand and recall as well as to craft a hierarchial system to understand evolutionary changes

Question 4

Explain how the species concept is used to classify organisms

Answer 4

Different species with similar genotype are grouped together, although they cannot produce fertile offspring

Question 5

What are the 3 domains of classification?

Answer 5

• Arachea
• Bacteria
• Eukarya

Question 6

Which domains are prokaryotic?

Answer 6

Arachea and bacteria are prokaryotic because they are unicellular and lack mmebrane bound organelles

Question 7

Which domains are eukaryotic?

Answer 7

Eucharea is eukaryotic, this includes animals, plants etc