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Classification and taxonomy 2025 Flashcards | StudBud
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Classification and taxonomy 2025
Classification and taxonomy 2025
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1
A cat's scientific name is Felix domesticus, which genus does it belong to ?
binomial nomenclature
Cat
Felix
domesticus
2
Which of the following kingdoms
do not
have cell walls?
Fungi
Plantae
Eubacteria
Animalia
3
What class would this animal belong to?
fish
bird
amphibian
reptile
4
Spiders are what kind of animal?
Insect
Plant
Arachnid
Mammal
5
Complete the 7 levels of classification. What goes in the
RED
space?
Family
Kingdom
Class
Species
6
Which two animals have hair?
Sharks & Ray Finned Fish
Birds & Crocodiles
Primates & Rodents
Rabbits & Birds
7
Which class is cold-blooded, with smooth moist skin?
reptile
fish
amphbians
mammals
8
Why do we need taxonomy to name organisms?
all of these
systemic approach
same language
so many organisms
9
Insects have 3 parts. What are the names of the 3 parts?
Head, Thoracic, and Abdominal
Front, Middle, and Back
Head, Body, and Limbs
Head, Thorax, and Abdomen
10
The lowest hierarchy level in biological classification is the _________ .
family
order
genus
species
11
Vertebrate or invertebrate?
invertebrate
vertebrate
12
What is the two naming system used in Taxonomy that was developed by Linneaus?
Binomial Nomenclature
Binaming Taxonomy
Scientific Name
Biclassification
13
What class would this animal belong to?
fish
reptile
mammal
amphibian
14
The scientific name of a living thing is it's
Family and Species
Genus and Species
Phylum and Order
Kingdom and Class
15
The
largest group
in classification is
class
species
phylum
kingdom
16
Which of the following kingdoms is
only
autotrophic?
Eubacteria
Fungi
Animalia
Plantae
17
Scientific names are ___________ because they consist of two words.
binomial
hierarchical
taxonomic
ordered
18
Dichotomous Key
A
D
B
C
19
What is the correct order of the levels of classification, from broadest to most specific?
D K F G O P C S
D K P C O F G S
S P O C K D G F
S G F O C P K D
20
What class would this animal belong to?
reptile
bird
fish
mammal
21
Which of the following kingdoms are
only
unicellular?
Archaebacteria
Animalia
Fungi
Plantae
22
Vertebrate or invertebrate?
vertebrates
invertebrates
23
Scientific names come from which two levels of classification?
Kingdom and Phylum
Domain and Kingdom
Genus and Species
Genus and Family
24
Vertebrate or invertebrate?
invertebrate
vertebrate
25
An organism's scientific name consists of
its phylum name and its species name.
its kingdom name and its phylum name.
its class name and its family name.
its genus name and its species name.
26
Turtles and Snakes are classified as
Amphibians
Reptiles
Invertebrates
Mammals
27
What class would this animal belong to?
reptile
bird
fish
amphibian
28
What class would this animal belong to?
reptile
mammal
amphibian
fish
29
The only taxon where the biological characteristics are clearly identifiable is the ________.
class
species
kingdom
phylum
30
Modern taxonomy began with the work of ___, who created the ___ naming system.
Plato / autonomic
Aristotle / binomial nomenclature
Socrates / theocratic nomenclature
Linnaeus / binomial nomenclature
31
Vertebrate or invertebrate?
vertebrate
invertebrate
32
What is binomial nomenclature?
The naming system developed by Aristotle
Classifying organisms into seven levels
Grouping animals based on how they move
naming system where organisms are given two-part names
33
What is the difference an Archaebacteria and an Eubacteria?
Archaebacteria lives in extreme environments
Eubacteria live in normal environments
Eubacteria live in extreme environments
Archaebacteria live in normal environments
34
What is taxonomy?
the process used by geologists to classify rocks
the scientific study of how living things are classified
the process of observing an organism's behavior
the name of Aristotle's classification system
35
Humans are what type of animal?
Vertebrate
Invertebrate
Mammal and Vertebrate
Mammal
36
Salamanders and Frogs are classified as
Reptiles
Amphibians
Fish
Mammals
37
virus and bacteria are........
antibiotic
medicine
biology
pathogens
38
Which class has fur or hair and live births?
birds
mammals
amphibians
fish
39
Who created the naming system that scientists use?
Linnaeus
Darwin
Mendel
Leuwenhoek
40
What 2 characteristics about Fish are correct?
They are vertebrates and breath through gills.
They are invertebrates and lay eggs.
They are vertebrates and mammals.
They breath through gills and lay eggs.
41
According to this cladogram, birds are LEAST related to:
Ray-finned fish
Sharks
Crocodiles
Amphibians
42
Why do scientists organize living things into groups?
so that the organisms are easier to study
so they can make sense of the variety of rocks on Earth.
to make it easier to find them in the grocery store
so they can find them in the wild more easily
43
what principle of science did Carolus Linnaeus base his system of taxonomy on?
Natural Selection
The Big Bang Theory
All organisms are related
The scientific method
44
What can you find by working through the statements in a dichotomous key?
how many animals are birds
how long a fungus can live
the identity (name) of an organism
when a species first appeared on earth
45
According to this cladogram, sharks are MOST closely related to which organism?
Ray-finned fish
Birds
Amphibians
Crocodiles
46
A virus and bacteria are the same.
False
True
47
Which of the following is the most specific level of classification?
Domain
Genus
Kingdom
Species
48
Which classification means the animal has a backbone?
Invertebrate
Vertebrate
Mammal
Reptile
49
What type of cells does the domain classification of Archaea contain?
Semikaryotic
Exkaryotic
Eukaryotic
Prokaryotic
50
Use the dichotomous key to determine what the organism pictured is...
Fraxinus nigra
Acer platanoides
Fraxinus americana
Acer negundo
51
Vertebrate or invertebrate?
invertebrates
vertebrates
52
Which scientist started taxonomy?
Ms. Muller
Linnaeus
Darwin
Einstein
53
What class would this animal belong to?
bird
amphibian
mammal
reptile
54
If two organisms are in the same phylum, they must also be in the same:
kingdom
family
species
class
55
What Kingdom are sponges in?
Cnidaria
Vertebrates
Animalia
Plants
56
What is a dichotomous key used for?
Classify only animals.
Classify rock and minerals.
Open a dichotomous door.
Classify all living things.
57
Virus: _______ and Bacteria: ________
Antibiotic; Fever
Vaccine; Vaccine
Vaccine; Antibiotic
Antibiotic; Vaccine
58
Complete the 7 levels of classification. What goes in the
PURPLE
space?
Species
Kingdom
Class
Family
59
Which class is warm-blooded, with feathers, that lays eggs?
fish
mammals
birds
reptiles
60
Which level of classification by definition includes all of the different Orders
Family
Genus
Class
Species
61
What classification is this animal?
Fish
Bird
Mammal
Reptile
62
Which class has dry, scaly skin?
birds
reptiles
fish
amphbians
63
Virus and bacteria can cause...
Infectious illnesses
Non-infectious illnesses
64
Using the picture, determine what order the organism is...
Araneae
Amblipygi
Scorpiones
Insecta
65
Dichotomous Key
A series of jokes
8 Levels of Classification
Binomial Nomenclature
A series of paired statements describe characteristics.
66
Which level of classification includes the least organisms?
Domain
Genus
Species
Kingdom
67
Complete the 7 levels of classification. What goes in the
GREEN
space?
Kingdom
Class
Species
Family
68
What is a dichotomous key used for?
Open a dichotomous door.
Classify all living things.
Classify rock and minerals.
Classify only animals.
69
Animals
are first sorted into
living & nonliving
kingdom & species
vertebrates & invertebrates
vascular & nonvascular
70
What 2 levels of classification make up an organism's scientific name?
Kingdom + species
Genus + species
Phylum + genus
Class + Family
71
Vertebrates are animals that have
6 Legs
a Tail
a Backbone
No bones
72
On the cladogram, which organism is the closest relative of the human?
Hare
Frog
Parrot
Caiman
73
Which class is cold-blooded, has scales and lives in water?
amphbians
reptile
mammals
fish
74
Which of the following is the correct way to name an organism?
species Genus
Species genus
genus species
Genus species
75
What is the first and largest order of classification?
Order
Genus
Kingdom
Phylum
76
Plants and Trees are classified using their
Height and width
Leaves, flowers, and/or fruit
Branches
Trunks and roots
