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Classification and Taxonomy

Total questions: 25

Worksheet time: 36mins

Name
Class
Date
1.

The correct order of classification from the BROADEST group to the most narrow is:

a)

Species, Genus, Family, Order, Class, Phylum, Kingdom

b)

Kingdom, Phylum, Class, Family, Order, Genus, Species

c)

Domain, Kingdom, Family, Order, Phylum, Class, Genus, Species

d)

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

2.

Which bacteria can live in extreme environments, such as hot springs?

a)

Archaeabacteria

b)

Eubacteria

c)

Protist

d)

Fungi

3.

Match the kingdom with the substance that composes their cell wall.

a)

cellulose

1.

plantae

b)

chitin

2.

fungi

c)

peptido.

3.

eubacteria

d)

no peptido

4.

archaebacteria

4.

Reorder the following from most to least inclusive of taxa in classification.

a)

Domain

b)

Kingdom

c)

Phylum

d)

Class

e)

Order

1)
2)
3)
4)
5)
5.
Lions and housecats share some common traits, but can't breed with one another. What can you infer about how they're classified?
a)
They might belong to the same family, but a different genus and species
b)
They might belong to the same order, but different phyla
c)
They might belong to the same domain, but different kingdoms
d)
They might belong to the same species, but different subspecies
6.
Which domain is capable of living in extreme environments like hot springs, geysers, or very salty waters?
a)
Bacteria
b)
Archaea
c)
Eukarya
7.
Things that are classified together ___________.
a)
are not related to each other.
b)
share a similar evolutionary history.
c)
are larger organisms.
d)
have a different evolutionary history
8.
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?
a)
Whip Scorpion
b)
Wind Scorpion
c)
Daddy long legs
d)
Scorpion
9.

Which organisms are most closely related?

a)

A and B

b)

B and C

c)

C and A

d)

not enough info given

10.

There are many different species of big cats around the world. Why is having a scientific name for each species of an organism important?

a)

to prevent existing named organisms from having their name changed as they become extinct

b)

to keep the classification system from being altered as new organisms are discovered

c)

to allow organisms to be placed in many classification levels at the same time

d)

to standardize the naming and organization of organism to avoid confusion between scientist across the world

11.
An illustration and a dichotomous key are given. What is the correct classification for this organism?
a)
Class Insecta
b)
Order Amblygygi
c)
Order Araneae
d)
Order Scorpiones
12.

A classification table is shown in the picture. According to the picture, which group does a bluebonnet belong to?

a)

group 1

b)

group 2

c)

group 3

d)

group 4

13.

What is the importance of a standardized taxonomic system to the scientific
community?

a)
To have many different common names for one species.
b)
To organize species cells, tissues, organs, and organ systems.
c)

To avoid confusion within the science community.

d)
To analyze species genetic information.
14.

Where is the alligator and T. rex's common ancestor?

a)

Point A

b)

Point B

c)

Point C

d)

Point D

15.
According to this cladogram, primates are most closely related to -
a)
Amphibians
b)
Rodents and rabbits
c)
Crocodiles
d)
Birds
16.

What is the purpose of a cladogram?

a)

To map the ancestral relationships and shared traits of different organisms.

b)

To trace the inherited traits of a single species over time.

c)

To check the likelihood of an offspring having a particular trait.

d)

To monitor mutations that arise among different populations.

17.

What do both the squirrel and lion have in common that the other animals do not?

a)

They are both vertebrates

b)

They both have lungs

c)

They are both mammals

d)

They both lose their canine teeth.

18.
Which kingdom contains only multicellular autotrophs?
a)
fungi
b)
plant
c)
animal
d)
protist
19.

Which organisms can you find living in extreme places such as salt lakes, hot springs and deep sea trenches

a)

bacteria

b)

Plantae

c)

Archea

d)

Protists

20.

In which kingdom does the organism below belong?

a)

Animalia

b)

Fungi

c)

Plantae

d)

Eubacteria

21.

Identify the kingdom based on the organisms characteristics.

a)

Eubacteria

b)

Fungi

c)

Archaea

d)

Animalia

22.
If two species share the same class, they also share the same______.
a)
phylum
b)
order
c)
genus
d)
species
23.
Which kingdoms have some organisms that can make their own food (autotrophic)?
a)
Plantae and Animalia
b)
Fungi and Plantae
c)
Protista and Plantae
24.

Polar bear (Ursus maritimus) are most closely related genetically to which of the following organisms?

a)

Spectacled bear (Tremarctos ornatus)

b)

Black bears (Ursus americanus)

c)

Koala (Phascolarctos cinereus)

d)

Giant panda (Ailuropoda melanoleuca)

25.

A student is studying several species that belong to the plant kingdom. Which two are most closely related?

a)

Ficus benjamina and Ficus lyrata

b)

Castilla elastica and Ficus elastica

c)

Bromus japonicus and Ipomoea violacea

d)

Fermaldia pandurata and Ficus pandurata