Free Printable Classification

Worksheets

Classification

Total questions: 26

Worksheet time: 54mins

Name

Class

Date

What is the science of organizing, classifying and naming living things?

taxonomy

taxadermy

taxicab

toxicology

In the 8 levels of classification which level is the broadest category?

Kingdom

Family

Species

Domain

Things that are classified together ___________.

are not related to each other.

share a similar evolutionary history.

are larger organisms.

have a different evolutionary history

Which organism is MOST closely related to the common chimpanzee?

grey wolf

human

monarch butterfly

tiger snake

Who organized living things based on shared characteristics and created a system for assigning scientific names?

Carolus Linnaeus

Robert Hooke

Anton van Leeuwenhoek

James Watson

What are the 8 levels of classification of living things from most general to most specific?

domain, kingdom, phylum, class, order, family, genus, species

domain, kingdom, class, phylum, order, family, genius, species

domain, kingdom, family, class, order, family, genus, species

domain, king, phillip, class, order, family, genus, species

If two species share the same class, they also share the same ______.

phylum

order

genus

species

Organisms that belong to the same _________ share the MOST DNA.

family

kingdom

genus

species

What is the difference between the full classification of organisms and their scientific names?

The full classification of organisms and their scientific names vary in different countries.

The scientific names of organisms include the order and family of the organisms, but the full classification includes only the species name.

The full classification of organisms will include more categories of organisms than their scientific names.

The scientific names of organisms include a single nomenclature, but the full classification includes various nomenclatures.

10.

What is the best explanation for the continual changes in the classification system of organisms?

All organisms struggle for existence and become extinct.

All organisms compete to be at the top of the food chain.

Technological advances have allowed scientists to better compare organisms.

More species have been discovered, but scientists have not analyzed all the data.

11.

What animal is most closely related to the American badger?

Coyote

European otter

Gray wolf

Leopard

12.

To what specific taxon would you assign this organism?

Class Insecta

Order Scorpiones

Order Araneae

Order Amblypygi

13.

To what order does the first organism belong? (red)

Order Diptera

Order Odonata

Order Ephemeroptera

Order Coleoptera

14.

Scientific names are written using which two levels of classification?

kingdom & phylum

kingdom & class

species & genus

genus & species

15.

Cells that have a true nucleus are called....

eukaryotes

prokaryotes

unicellular

multicellular

16.

Which organisms are most closely related?

Equus caballas (horse) & Equus burchellii (zebra)

Cyanea artica (jellyfish) &

Ctenodiscus crispatus (mud starfish)

Naja naja (cobra) & Glycine max (soy bean)

Apis indica (Indian bee) & Mangifera indica (mango)

17.

Which 2 organisms would be able to reproduce and produce fertile offspring?

2 organisms in the same class

2 organisms in the same family

2 organisms in the same genus

2 organisms in the same species

18.

A tool used by a taxonomist to identify an unknown organism is known as a __________.

dichotomous key

binomial nomenclature

scientific name

binomial key

19.

Which of the following is not true when comparing scientific and common names?

Scientific names vary from place to place.

Common names can vary from place to place.

Scientific names are written in Latin.

Common names can inaccurately describe the organism and be confusing.

20.

A student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?

Whip Scorpion

Wind Scorpion

Daddy long legs

Scorpion

21.

Which is the best prediction regarding the current classification system?

The system may change as new information and organisms are discovered.

Scientists will become bored with the current system and develop a new one.

Over time, organisms will become extinct, so classification will become simpler.

The system is set in stone and most likely will not change.

22.

Carolus Linnaeus developed a binomial classification system for living things. Why is this contribution important?

because it created new species for identification

because it created specific scientific names for living things

because it created the taxonomy system as it is known today

because it created common names for species with existing scientific names

23.

Which scientific name is written correctly?

Okapia Johnstoni

Carcharodon carcharias

balaenoptera Musculus

panthera leo

24.

What is the name for the classification system that uses two names?

taxonomy levels

classification studies

binomial theorem

binomial nomenclature

25.

Which organism is most closely related to Quercus rubrum?

Acer rubrum

Quercus macrophylla

Spirillum rubrum

Trychophyton rubrum

26.

Which of the following taxa contain the fewest members?

phyllum

family

genus

class

Reset

Classification

Total questions: 26

Worksheet time: 54mins

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