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WorksheetsTAXONOMY/CLASSIFICATION AND DICHOTOMOUS KEY
Total questions: 52
Worksheet time: 1hrs 22mins
Name
Class
Date
1.
What is the purpose of a dichotomous key?
a)
to find a common ancestor
b)
to show the evolution of organisms
c)
to show relationships between organisms
d)
to identify organisms
2.
From the table, which two animals are MOST CLOSELY related
a)
House Cate and Red Fox
b)
Red Fox and Dog
c)
Dog and Wolf
d)
Wolf and Gopher
3.
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
4.
A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?
a)
Coleoptera
b)
Heteroptera
c)
Diptera
d)
Lepidoptera
5.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
6.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
7.
The 8 levels of classification, most broad to most specific.
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
8.
Term given to describe the 2 name naming system is:
a)
dichotmous key
b)
binomial nomenclature
c)
2 scientific names
d)
binomial key
9.
Using this dichotomous key, identity the name of the circled fish.
a)
band-tail puffer
b)
spotted goat fish
c)
peacock flounder
d)
trumpet fish
10.
The first part of a scientific name is an organism's _______________ and the second part is its ________________.
a)
species, genus
b)
phylum, order
c)
class, spices
d)
genus, species
11.
The scientific name for an organism is made from the:
a)
class and family name
b)
genus and species name
c)
domain and kingdom name
d)
kingdom and phylum name
12.
Which kingdom contains members who are prokaryotic?
a)
Archaebacteria and Eubacteria
b)
Archaebacteria and Protista
c)
Eubacteria and Animalia
d)
Eubacteria and Fungi
13.
The 8 levels of classification, most broad to most specific.
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
14.
What do protists, plants, fungi, and animals ALWAYS have in common? They are all...
a)
Multicellular
b)
Eukaryotic
c)
Prokaryotic
d)
Consumers
15.
Who first proposed binomial nomenclature as a way of classifying organisms?
a)
Carl Linnaeus
b)
Carl's Jr.
c)
Charles Darwin
d)
Henry Groseclose
16.
Tool used by a taxonomist to identify an unknown organism is a:
a)
dichotomous key
b)
binomial nmenclature
c)
scientific name
d)
binomial key
17.
Which of the following means sorting living things into groups based on similarities?
a)
Taxonomy
b)
Scientific Sortation
c)
Classification
d)
Taxidermy
18.
Which of the following is the least closely related animal:
Gray Wolf: Canis lupus
Aardwolf: Proteles cristatus
Coyote: Canis latrans
Gray Wolf: Canis lupus
Aardwolf: Proteles cristatus
Coyote: Canis latrans
a)
Coyote
b)
Aardwolf
c)
Gray Wolf
d)
Need more information on body characteristics
19.
What type of animal has fur and feeds its young with milk?
a)
birds
b)
reptiles
c)
amphibians
d)
mammals
20.
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
21.
What is the name of bird W?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza
22.
Cells that have a true nucleus are called....
a)
eukaryotes
b)
prokaryotes
c)
unicellular
d)
multicellular
23.
Using this dichotomous key, identity the name of the circled fish.
a)
band-tail puffer
b)
spotted goat fish
c)
peacock flounder
d)
trumpet fish
24.
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
25.
A table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?
arachnids and insects?
a)
Jointed legs
b)
Body segments
c)
Presence of eyes
d)
Presence of antennae
26.
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?
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.
27.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
28.
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
29.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
30.
What is the name of bird W?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza
31.
What is the name of bird Z?
a)
Certhidea
b)
Geospiza
c)
Camarhynchus
d)
Platyspiza
32.
What is a dichotomous key used for in science?
a)
To organize biomes
b)
Classify organisms
c)
Identify bacteria only
d)
None of these
33.
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
34.
Which of the following is the correct way to write the scientific name of a house cat? (imagine that these options are all in italics)
a)
Felis Domesticus
b)
felis domesticus
c)
Felis domesticus
d)
felis Domesticus
35.
The first part of a scientific name is an organism's _______________ and the second part is its ________________.
a)
species, genus
b)
phylum, order
c)
class, spices
d)
genus, species
36.
The scientific name for water bear is Hypsibius dujardini. What is its genus?
a)
Hypsibius
b)
dujardini
c)
water
d)
tardigrade
37.
If two species share the same class, they also share the same______.
a)
phylum
b)
order
c)
genus
d)
species
38.
In a properly written scientific name, which part is lowercase?
a)
species
b)
genus
39.
In a properly written scientific name, which part is capitalized?
a)
species
b)
genus
40.
Which kingdom is autotrophic AND has a cell wall?
a)
Bacteria
b)
Fungi
c)
Plantae
d)
Protista
41.
Which domain is capable of living in extreme environments like hot springs, geysers, or very salty waters?
a)
Bacteria
b)
Archaea
c)
Eukarya
42.
Which domain includes all animals and plants?
a)
Archaea
b)
Eukarya
c)
Bacteria
43.
Almost all bacteria are...
a)
Unicellular
b)
Multicellular
44.
Which two kingdoms are entirely multicellular?
a)
Animalia and Plantae
b)
Animalia and Protista
c)
Protista and Plantae
45.
Which kingdoms have some organisms that can make their own food (autotrophic)?
a)
Plantae and Animalia
b)
Fungi and Plantae
c)
Protista and Plantae
46.
What is the genus name here:
Canis lupus
Canis lupus
a)
Canis
b)
lupus
47.
Mold, yeast, and mushrooms all belong to the Kingdom _______.
a)
Archaebacteria
b)
Fungi
c)
Eubacteria
d)
Protista
48.
Animals must eat other organisms for food, so they are classified as--
a)
heterotrophs
b)
autotrophs
c)
eukaryotic
d)
prokaryotic
49.
This organism is found in a normal environment. What kingdom does it belong to?
a)
Eubacteria
b)
Protista
c)
Archaebacteria
d)
Fungi
50.
The three Domains are:
a)
Plant, Animal, Bacteria
b)
Bacteria, Archaea, Eukarya
c)
Fungi, Animal, Plant
d)
Invertebrates, Vertebrates, Plants
51.
Which organisms are closely related?
a)
American badger and leopard
b)
coyote and gray wolf
c)
european otter and leopard
d)
coyote and american badger
52.
Mold would belong to which kingdom?
a)
Animal
b)
Archaea
c)
Plant
d)
Fungi
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