Taxonomy Flashcards

1
Q

Taxonomy

A

The science of naming organisms and assigning them into groups - a way of sorting

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2
Q

How are organisms sorted with Taxonomy?

A

observed characteristics such as morphology, behaviour and sometimes even geographic location

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3
Q

Biosphere

A

The part of the Earth inhabited by living organisms

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4
Q

Species

A

similar in shape and structure and could reproduce with each other

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5
Q

Carl Linnaeus

A
  • considered the father of modern taxonomy
  • invented binomial nomenclature to classify organisms
  • latin was the language of scholars at the time
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6
Q

What kind of system is Taxonomy?

A

Hierarchical system - it goes from a broad topic to more specific categories

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7
Q

How many species are in each group at the end?

A

1 - a specific species, occasionally there are subspecies

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8
Q

What are the Ranks of Classification?

A
  1. Domain
  2. Kingdom
  3. Phylum
  4. Class
  5. Order
  6. Family
  7. Genus
  8. Species
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9
Q

What is a mnemonic device to remember taxonomy ranks?

A
  • Do Kings Play Cards On Fine Green Satin
  • Dumb Kids Prefer Cheese Over Fried Green Spinach
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10
Q

When naming species, what comes first?

A

Always say genus and then the species

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11
Q

What should always be capitalized when naming species

A

Genus - Never capitalize Species

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12
Q

What should be done to both words when naming species

A

Both words are italicized or underlined

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13
Q

What is an easier way to name species?

A

Capital letter of the genus, then the species name. Ex: E. Coli

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14
Q

What are some advantages of Taxonomy?

A
  • universal scientific communication
  • unique for every living thing
  • show relationship between closely related organisms
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15
Q

What should you remember when sorting organisms on a test?

A

Remember to explain all the choices when sorting

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16
Q

what is a group in a taxonomy called?

A

plural - taxa.
singular - taxon

17
Q

How did the invention of the microscope affect taxonomy?

A

More organisms were discovered, therefore,
more organisms to classify

18
Q

Binomial Nomeclature

A

A two word system of uniquely naming
organisms according to their genus and
species

19
Q

Dichotomy

A

Splitting of a whole into exactly two mutually exclusive parts

Di = two

20
Q

What are the 2 conditions for a
properly written dichotomous key?

A
  • 2 choices for each characteristic
  • Unique ending for each individual item
21
Q

Two ways a dichotomous key can be
represented?

A
  • Diagrammatically (tree/flow chart)
  • With words
22
Q

What are similar structures reffered to as?

A

Homologous structures

23
Q

Which kingdoms are not classified in Domain Eukarya?

A

Eubacteria and archaea