Methods of Classification Answers
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Consider the phylogenetic tree.Which two organisms are most closely related, based on the tree above?
A
ray-finned fishes and sharksB
rodents and primatesC
dinosaurs and crocodilesD
dinosaurs and birds2
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Which level of taxonomy has the fewest organisms?
A
domainB
kingdomC
genusD
species3
Which evidence did Carl Linnaeus use to classify organisms?
A
physical characteristicsB
evolutionary historyC
physical characteristics and evolutionary historyD
physical characteristics, genetics, and evolutionary history4
Which is most likely to change with new discoveries and technologies?
A
classification of organismsB
kingdom of an organismC
order of the taxonomic levelsD
use of binomial nomenclature5
What is binomial nomenclature?
A
a two word system for naming organisms by using the genus and speciesB
a two word system for naming organisms by using the family and genusC
a two word system for naming organisms by using the order and familyD
a two word system for naming organisms by using the domain and species6
Why is taxonomy important?
A
Taxonomy allows scientists to analyze DNA and RNA sequences.B
Taxonomy allows a better understanding of relationships among species.C
Taxonomy allows the manipulation of genes for medical purposes.D
Taxonomy allows scientists to use both common names and domains of life.7
Consider the classification levels of a honey bee. EukaryaAnimaliaArthropodaInsectaHymenopteraApidaeApismelliferaTo which class do honey bees belong?
A
ArthropodaB
InsectaC
HymenopteraD
Apidae8
Why is it important to classify the millions of species on Earth?
A
to have common names that everyone can rememberB
to more easily sequence their genetic materialC
to devise scientific names that only scientists can learnD
to organize them and speak about them accurately9
Which identifies the main purpose of biological taxonomy?
A
classify organisms by using common names for easy identification of species by scientistsB
create phylogenetic trees that organize species based only on physical characteristicsC
use a systematic method to name, organize, and show relationships among speciesD
create common names that can be applied to multiple organisms found in different regions10
Why are some of Carl Linnaeus’s classifications of organisms incorrect?
A
Linnaeus did not study the anatomy of organisms.B
Linnaeus’s work accounted for evolution.C
Linnaeus did not use structural comparisons.D
Linnaeus primarily used physical characteristics.Did you find these answers helpful?
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