Classification (Leaving Cert Biology): Quizzes
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12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is classification in biology?
What is classification in biology?
Systematic arrangement by similarities
Who developed the first known classification system about 2,000 years ago?
Who developed the first known classification system about 2,000 years ago?
Aristotle
Who created the binomial naming system in the 1750s?
Who created the binomial naming system in the 1750s?
Carl Linnaeus
In the binomial name Homo sapiens, which part is the genus?
In the binomial name Homo sapiens, which part is the genus?
Homo
What are the first five taxonomic levels in order from broadest to most specific?
What are the first five taxonomic levels in order from broadest to most specific?
Kingdom, Phylum, Class, Order, Family
As you move from kingdom to species, what happens to the organisms in each group?
As you move from kingdom to species, what happens to the organisms in each group?
They become more similar
Which class do humans belong to?
Which class do humans belong to?
Mammalia
What is a key characteristic of prokaryotic cells?
What is a key characteristic of prokaryotic cells?
Circular DNA not membrane-enclosed
Which organisms are eukaryotic?
Which organisms are eukaryotic?
Animals, plants, fungi, protists
What are the three domains of life?
What are the three domains of life?
Bacteria, Archaea, Eukarya
Who subdivided bacteria into two groups in the 1970s?
Who subdivided bacteria into two groups in the 1970s?
Carl Woese
Why is classification important in biology?
Why is classification important in biology?
Simplifies study and enables communication