B5.2.4 - Classification Systems Flashcards Preview

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Flashcards in B5.2.4 - Classification Systems Deck (13)
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1
Q

What is classification?

A

The process of sorting living organisms into groups

2
Q

Why do scientists classify organisms?

A

To identify species
Predict characteristics
Find or show evolutionary links

3
Q

What is artificial classification?

A

A classification system where organisms are grouped based on observable characteristics

4
Q

Why is artificial classification not very accurate?

A

Some organisms can look alike but share very few characteristics

5
Q

Who developed the universal system of naming species?

A

Carl Linnaeus

6
Q

What is binomial nomenclature?

A

The universal system for naming species

7
Q

What are the 2 parts of a species’ Latin name?

A

First part - genus

Second part - species

8
Q

What are the 7 taxonomic levels?

A

Kingdom, phylum, class, order, family, genus, species

9
Q

What are the 5 kingdoms of species?

A
Animals 
Plants
Fungi 
Protoctista 
Prokaryotes
10
Q

Name an example of protoctista.

A

Amoeba and algae

11
Q

As you go down the 7 taxonomic levels, what happens to the amount of groups and organisms in them?

A

More groups, but less organisms in each of them

12
Q

What is phylogeny?

A

The study of evolutionary links

13
Q

What is natural classification?

A

Classifying organisms by their DNA