Answers24 - 25 CR - Biology B 0411KBLab: Natural Selection-Standard Bio 4.2

Methods of Classification Answers

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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.
2
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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.
3

Which type of evidence is least likely to result in changes to a phylogenetic tree?

A
DNA sequencing
B
fossil record
C
discovery of new species
D
physical characteristics
4

The species that is known as a robin in England has a yellow breast, and another species that is known as a robin in the United States has a red breast. Which statement about common names does this fact best exemplify?

A
More than one common name may be used for the same species.
B
Common names differ among various locations.
C
Different species can share the same common name.
D
Common names do not always translate accurately from Latin to other languages.
5

Which identifies the main purpose of biological taxonomy?

A
classify organisms by using common names for easy identification of species by scientists
B
create phylogenetic trees that organize species based only on physical characteristics
C
use a systematic method to name, organize, and show relationships among species
D
create common names that can be applied to multiple organisms found in different regions
6

Which evidence did Carl Linnaeus use to classify organisms?

A
physical characteristics
B
evolutionary history
C
physical characteristics and evolutionary history
D
physical characteristics, genetics, and evolutionary history
7

Consider the phylogenetic tree.Which two organisms are most closely related, based on the tree above?

Question illustration
A
ray-finned fishes and sharks
B
rodents and primates
C
dinosaurs and crocodiles
D
dinosaurs and birds
8

Which taxonomic group includes kingdoms and all other levels of taxonomy?

A
phylum
B
domain
C
genus
D
species
9

Consider the classification levels of a honey bee. EukaryaAnimaliaArthropodaInsectaHymenopteraApidaeApismelliferaTo which class do honey bees belong?

A
Arthropoda
B
Insecta
C
Hymenoptera
D
Apidae
10

Why is it important to classify the millions of species on Earth?

A
to have common names that everyone can remember
B
to more easily sequence their genetic material
C
to devise scientific names that only scientists can learn
D
to organize them and speak about them accurately

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