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Biological Classification

Total questions: 36

Worksheet time: 23mins

Name
Class
Date
1.

Which of the following lists linnaean taxa in the correct order from general to specific?

a)

phylum, order, family, genus

b)

class, order, species, genus

c)

kingdom, order, class, phylum

d)

family, phylum, genus, species

2.

The name "Canis lupis" is an example of

a)

kingdom and phylum

b)

phylogeny

c)

binomial nomenclature

d)

a common name

3.

Who is responsible for the first ever classification system?

a)

Hooke

b)

Linnaeus

c)

Darwin

d)

Aristotle

4.

On the cladogram above, which letter represents the development of wings?

a)

A

b)

B

c)

C

d)

F

e)

G

5.

Which of the following organisms is most closely related to Panthera leo?

a)

Canis familiaris

b)

Ursus americanus

c)

Felis domesticus

d)

Panthera tigris

6.

Animals in the same class MUST be in the same genus.

a)

True

b)

False

7.

Animals in the same phylum MUST be in the same kingdom

a)

True

b)

False

8.

Animals in the same family MUST be in the same class

a)

True

b)

False

9.

Prokaryotic cells that are characterized by their ability to survive extreme conditions are classified as

a)

eukaryotes

b)

fungi

c)

protists

d)

archaea

10.

One limitation of the Linnaean classification system is that it

a)

does not use organisms' common names

b)

is based on physical characteritics alone

c)

allows scientists to discuss organisms

d)

organizes organisms into groups

11.

Which of the following taxa would generally contain the MOST members?

a)

species

b)

class

c)

phylum

d)

order

12.

Which of the following list the 3 DOMAINS accepted by most scientists?

a)

Archaea, Prokaryotes, Eukaryotes

b)

Bacteria, Fungi, Protista

c)

Eukarya, Archaea, Bacteria

d)

Bacteria, Protista, Eukaryotes

13.

Who created the classification system we still use today?

a)

Linnaeus

b)

Copernicus

c)

Leeuwunhoek

d)

Aristotle

14.

Which statement best distinguishes eukaryotes from prokaryotes?

a)

Eukaryotes all have cell walls.

b)

Eukaryotes are photosynthetic.

c)

Eukaryotes have a nucleus.

d)

Eukaryotes may be uni-cellular.

15.

The correct order for the levels of Linnaeus's classification system, from most general to most specific is

a)

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

b)

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

c)

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

d)

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

16.

Scientific names are made up of the _________ and _________.

a)

family and genus

b)

genus and species

c)

kingdom and phylum

d)

class and order

17.

The branch of Biology that studies the classification of living organisms is called

a)

cytology

b)

taxidermy

c)

taxonomy

d)

zoology

18.

Organisms are named and classified based on physical characteristics from LEAST amount of characteristics to MOST amount of characteristics in what type of illustration?

a)

cladogram

b)

molecular clock

c)

Linnaean taxonomy

d)

evolutionary trees

19.

Which of the following are not found in Domain Eukarya?

a)

Protists like paramecium

b)

mushrooms

c)

streptococcus bacteria

d)

oak trees

20.

Animals, plants, protists and fungus are all found in Domain

a)

Archaea

b)

Bacteria

c)

Eukarya

21.

Which of the above images shows bacillus bacteria?

a)

Left

b)

Middle

c)

Right

22.

Which of the above images shows coccus bacteria?

a)

Left

b)

Middle

c)

Right

23.

If the above bacteria on the left was found in long chains, what prefix would be in front of the name?

a)

diplo

b)

staphylo

c)

strepto

24.

If the above bacteria on the left was found in clusters, what prefix would be in front of the name?

a)

diplo

b)

staphylo

c)

strepto

25.

Which of the above images shows spirillum bacteria?

a)

Left

b)

Middle

c)

Right

26.

Which of the following traits would you find at location A?

a)

Wings

b)

Antenna

c)

Segments

27.

Which of the following traits would you find at location B?

a)

Wings

b)

Antenna

c)

Segments

28.

Which of the following traits would you find at location C?

a)

Wings

b)

Antenna

c)

Segments

29.

Some orders of land and marine mammals are closely related. Molecular data recently collected from dolphins, camels, deer and hippopotamuses have shown that hippopotamuses are the closest living relatives of dolphins. Which cladogram in the image models this evolutinary relationship?

a)
b)
c)
d)
30.

If the above bacteria on the left was found in clusters, what prefix would be in front of the name?

a)

diplo

b)

staphylo

c)

strepto

31.
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
32.
A table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?
a)
Jointed legs
b)
Body segments
c)
Presence of eyes
d)
Presence of antennae
33.
A botanist discovers a new plant in the jungle. Which of the
following observations of the plant’s characteristics would be useful in determining its identity with a dichotomous key?
a)
It was discovered in the summertime
b)
It is wet from a recent rain storm.
c)
Its leaves curl up on the edges.
d)
It is eaten by native jungle ants.
34.
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
a)
Juniper
b)
Pine
c)
Spruce
d)
Fir
35.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
36.
What is the name of bird W?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza

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