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Grade 12 Classification & Taxonomy Worksheet with Answers

Grade 12 (US) · Year 13 (UK) · Class 12 (India) · Biology

Unit 2: Genetics & EvolutionEvolutionNGSS HS-LS4-1

Domains, kingdoms and scientific names, and how organisms are classified. This free high school worksheet has 10 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

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Classification & Taxonomy

Grade 12 · Biology

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Class

Date

Learning goal: Evolution · NGSS HS-LS4-1

Directions: Read each question carefully. Circle the correct choice or write your answer on the line.

RememberClassifying living things

KingdomPhylumClassOrderFamilyGenusSpeciesBroad → specific.King Philip Came OverFor Good SoupScientific name = Genus speciesHomo sapiens
  1. 1

    Why do scientists use DNA to classify organisms?

  2. 2

    Which kingdom includes mushrooms?

  3. 3

    Put in order from broadest to most specific: species, kingdom, genus, family

  4. 4

    What is the two-part scientific name called?

  5. 5

    In 'Homo sapiens', which word is the genus?

  6. 6

    What are the three domains of life?

  7. 7

    Which is the broadest level: domain, genus or species?

    DomainGenusSpecies
  8. 8

    Who created the two-name naming system for living things?

  9. 9

    What is a dichotomous key?

  10. 10

    Are prokaryotes cells with or without a nucleus?

★ Challenge corner for fast finishers

Why do you see lightning before you hear thunder?

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Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/biology/12/classification

Answer key (click to show)
  1. 1.it shows how closely species are related
  2. 2.Fungi
  3. 3.kingdom, family, genus, species
  4. 4.binomial nomenclature
  5. 5.Homo
  6. 6.Bacteria, Archaea and Eukarya
  7. 7.domain
  8. 8.Carl Linnaeus
  9. 9.a tool that identifies organisms through a series of two-choice steps
  10. 10.without a nucleus
  11. ★light travels much faster than sound (challenge corner)

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