WorksheetsTaxonomy_Crash Course
Total questions: 15
Worksheet time: 12mins
Complete the sentence:
_ is the science of classifying living things.
(a)
An organism that two or more organisms have descended from is called
A clade
A mammal
A common ancestor
A common descendant
The phylogenetic tree or the Tree of life is a structured system used to
classify all the organisms on the Earth
organize the taxonomic system
arrange animals into groups
organize both living and non-living things into groups
The method used by _ _ to classify living things was based on morphology or physical form or structure
(a)
Analogous or homoplasic traits are structures that appear similar but actually come from completely independt origins.
True
False
Tick the examples that represent ANALOGOUS STRUCTURES
Stingers in wasps and bees
Fins in penguins and fish
Humerus bone in a cat, a human and a dolphin
Wings in birds and butterflies
Choose the correct description for HOMOLOGOUS TRAITS
Traits that are not used to classify living things
Traits with similar use both different structure
Traits that stem from a different evolutionary ancestor
Traits that stem from a common evolutionary ancestor
The taxa or groups or organisms used to classify organisms are (in order from the broader to the most limited)
Domain, Kingdom, Phylum, Order, Class, Family, Genus, Species
Kingdom, Phylum, Class, Order, Family, Genus, Species
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
Kingdom, Phylum, Order, Class, Family, Genus, Species
The LARGEST classification group (at the top) is:
Very exclusive
Very inclusive
Very small
Very specific
The smallest classification group consists of:
Organisms that are very different
Organisms that do not look the same
Organisms that are very similar
What would the scientific name of this organism be?
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Crocodila
Family: Alligatoridae
Genus: Alligator
species: mississippiensis
alligator Mississippiensis
Crocodila chordata
Alligator mississippiensis
Reptilia crocodila
What would the scientific name of this organism be?
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Family:Canidae
Genus: Canis
species: mesomelas
Mammalia carnivora
Canidae mesomelas
Canis mesomelas
Animalia chordata
Binomial Nomenclature takes which two taxons to name a species?
Genus and Kingdom
Phylum and Class
Family and class
Genus and species
Tick the three Domains of life
Bacteria
Animalia
Archaea
Monera
Eukarya
Both Archaea and Bacteria are eukaryotes
True, they don't have a membrane around their genetic material
False, they have a membrane around their genetic material
True, they have a membrane around their genetic material
False, they don't have a membrane around their genetic material
