AnswersAHS Biology CR PrescriptiveBacteria

Body Organization Answers

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Which level of classification includes the most species?

A
kingdom
B
domain
C
genus
D
class
2
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The classification levels of a human are listed below from largest to smallest. EukaryaAnimaliaChordataMammaliaPrimatesHominidaeHomosapiensWhich level of biological classification do Mammalia and Hominidae represent, respectively?

A
class and family
B
order and class
C
family and species
D
species and kingdom
3

Which series correctly lists the eight taxonomic levels in order, from the broadest group to the most specific group?

A
species, genus, family, order, class, phylum, kingdom, domain
B
domain, kingdom, phylum, class, order, family, genus, species
C
species, genus, family, class, order, phylum, kingdom, domain
D
domain, kingdom, phylum, order, class, family, genus, species
4

Which protist exhibits both animal-like and plant-like characteristics?

A
a protist that has pseudopods and swims by using cilia
B
a protist that makes its own food and has glass-like cell walls
C
a protist that is a heterotroph and has chlorophyll
D
a protist that can move or be stationary
5

A biologist is in the process of classifying a newly discovered fungus. The fungus is a decomposer and has saclike structures. The organism most likely belongs in the same group as which of the following?

A
fungi that are rusts
B
fungi that are associated with bread mold
C
fungi that makes blue cheese
D
fungi that are autotrophic decomposers
6

Which correctly distinguishes between how a pine tree and an apple tree reproduce?

A
The pine tree bears flowers; the apple tree does not have any flowers.
B
The pine tree has unprotected seeds; the apple tree has seeds in fruit.
C
The pine tree is vascular; the apple tree is a seedless, nonvascular plant.
D
The pine tree is nonvascular; the apple tree is vascular.
7

Mike is studying the phylogenetic tree for big cats. He made several statements about the tree. Which statement is not true?

Question illustration
A
The leopard is more closely related to the jaguar than to the snow leopard.
B
The leopard is more closely related to the tiger than to the clouded leopard.
C
The leopard is more closely related to the snow leopard than to the clouded leopard.
D
The leopard is more closely related to the tiger than to the snow leopard.
8

Consider the table.Types of BacteriaFormShapeAssociated diseaseCoccusXStrep throatBacillusRod shapedYSpirillumSpiralCholera Which best describes X and Y?

A
X = Spherical; Y = E. coli
B
X = Comma shaped; Y = Whooping cough
C
X = Oval shaped; Y = S. aureus
D
X = Rod shaped; Y = Pneumonia
9

A botanist has discovered a new plant species and is trying to classify the plant. Its seed has one cotyledon, it has six flower parts, its leaves have parallel veins, its stem is herbaceous, and the vascular bundles in its stem are scattered throughout the stem. Which best classifies this plant?

A
gymnosperm and dicot
B
gymnosperm and monocot
C
angiosperm and monocot
D
angiosperm and dicot
10

Consider this microscopic image of bacteria. Which type of bacteria is shown in the image?

Question illustration
A
bacillus
B
coccus
C
spirillum
D
cholera
11

An organism has the following characteristics: cell wall, autotrophic, unicellular, and eukaryotic. What kingdom does it most likely belong in?

A
Animalia
B
Protista
C
Plantae
D
Eubacteria
12

This is a tulip plant. Which statement best describes the flower based on its physical characteristics?

Question illustration
A
The tulip plant is classified as a dicot.
B
The tulip plant has netted veins.
C
The tulip plant has ring-like vascular bundles.
D
The tulip plant is categorized as a monocot.
13

Which best describes the difference between protists that have cilia and those that have flagella?

A
Those that have cilia are animal-like protists, and those that have flagella are plant-like protists.
B
Those that have flagella are animal-like protists, and those that have cilia are plant-like protists.
C
Those with cilia move using hair-like extensions, and those with flagella move using a single whip-like extension.
D
Those that have cilia are heterotrophs, and those that have flagella are autotrophs.
14

Phytoplankton, shown on the left in the image below, are microscopic organisms that can be found in freshwater and salt water environments. They perform photosynthesis to get energy and act as an important food source for larger organisms, such as the whale that is shown on the right. Which characteristic describes the whale but not its food source, the phytoplankton?

Question illustration
A
The whale is heterotrophic.
B
The whale has cell walls.
C
The whale is unicellular.
D
The whale is a prokaryote.
15

Which can modern taxonomy do?

A
design tables based on physical characteristics
B
compare the length of DNA among members of a species
C
compare the length of RNA among members of a species
D
distinguish how closely related organisms are
16

An example of genetic recombination is shown in the diagram.Which type of bacterial reproduction is depicted in the diagram?

Question illustration
A
binary fission
B
transduction
C
conjugation
D
transformation
17

Consider these phylogenetic trees. The first tree is based on physical characteristics. The second tree is based on structure, genetics, and evolutionary history. Which can be concluded from a comparison of the two phylogenetic trees?

Question illustration
A
Phylogenetic trees are not subject to change.
B
Classification can change with new discoveries and evidence.
C
Classification does not change with more evidence.
D
Phylogenetic trees are inaccurate.
18

When protists and fungi are compared, which feature is unique to protists?

A
spores
B
hyphae
C
flagella
D
pseudopods
19

This diagram summarizes a method to group land plants. Which row in the table best represents the evolution of plants that match the diagram? Labels for Plant Classifications 123456AGymnospermsAngiospermsSeed plantsSeedless plantsMonocotsDicotsBDicotsMonocotsAngiospermsGymnospermsSeed plantsSeedless plantsCSeed plantsSeedless plantsAngiospermsGymnospermsDicotsMonocotsDSeedless plantsSeed plantsGymnospermsAngiospermsMonocotsDicots

Question illustration
A
A
B
B
C
C
D
D
20

Consider the diagram of the basic structure of a bacterium.Which of the labeled structures in the image allows bacteria to exchange genetic material and thus evolve to be better pathogens?

Question illustration
A
A
B
B
C
C
D
D

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