Biology 110 Multiple Choice Questions
with Accurate Answers
1. Which of the following sequences represents the hierarchy of biological organization
from the least to the most complex level?
A) ecosystem, cell population, tissue, organism, organ system
B) organism, community, biosphere, molecule, tissue, organ
C) organelle, tissue, biosphere, ecosystem, population, organism
D) cell, community, population, organ system, molecule, organelle
E) molecule, cell, organ system, population, ecosystem, biosphere - ANSWERSE
2.A localized group of organisms that belong to the same species is called a
A) biosystem
B) community
C) population
D) ecosystem
E) family - ANSWERSC
3.The main source of energy for producers in an ecosystem is
A) light energy
B) kinetic energy
C) thermal energy
D) chemical energy
E) ATP - ANSWERSA
4.Prokaryotes are classified as belonging to two different domains. What are the
domains?
A) Bacteria and Eukarya
B) Archaea and Monera
C) Eukarya and Monera
D) Bacteria and Protista
E) Bacteria and Archaea
` - ANSWERSE
5.Which branch of biology is concerned with the naming and classifying of organisms?
A) informatics
B) schematic biology
C) taxonomy
D) genomics
E) evolution - ANSWERSC
,6.Through time, the lineage that led to modern whales shows a change from four-limbed
land animals to aquatic animals with two limbs that function as flippers. This change is
best explained by
A) natural philosophy
B) creationism
C) the hierarchy of the biological organization of life
D) natural selection
E) feedback inhibition - ANSWERSD
7.Prokaryotic and eukaryotic cells general have which of the following features in
common?
A) a membrane-bounded nucleus
B) a cell wall made of cellulose
C) ribosomes
D) flagella or cilia that contain microtubules
E) linear chromosomes made of DNA and protein - ANSWERSC
8.Which of the following types of cells utilize DNA as their genetic material but do not
have their DNA encased within a nuclear envelope?
A) animal
B) plant
C) archaea
D) fungi
E) protists - ANSWERSC
9.Which of the following is(are) true of natural selection?
A) it requires genetic variation
B) it results in descent with modification
C) it involves differential reproductive success
D) it results in descent with modification and involves differential reproductive success
E) it requires genetic variation, results in descent with modification, and involves
differential reproductive success - ANSWERSE
10.What is the major difference between a kingdom and a domain?
A) a kingdom can include several subgroups known as domains
B) all eukarya belong to one domain
C) all prokaryotes belong to one domain
D) the importance of fungi has led scientists to make them the whole of one domain
E) only organisms that produce their own food belong to one of the domains -
ANSWERSB
11.What is the major distinguishing characteristic of fungi?
A) gaining nutrition through ingestion
B) being sedentary
C) being prokaryotic
D) absorbing dissolved nutrients
,E) being decomposer of dead organisms - ANSWERSD
12.What are archaea?
A) prokaryotes characterized as extremophiles that share some bacterial and some
eukaryotic traits
B) organisms that are adapted to high temperature environments, such as in volcanic
springs
C) single-celled organisms that are killed by the application of antibiotics at certain
concentrations
D) bacteria-like organisms that can live only in extreme salt environments
E) primitive protist-like creatures possessing fewer than two chromosomes per cell -
ANSWERSA
13.Which of the following is a correct sequence of levels in life's hierarchy, proceeding
downward from an individual animal?
A) brain, organ system, nerve cell, nervous tissue
B) organ system, nervous tissue, brain
C) organism, organ system, tissue, cell, organ
D) nervous system, brain, nervous tissue, nerve cell
E) organ system, tissue, molecule, cell - ANSWERSD
14.System biology is mainly an attempt to
A) analyze genomes from different species
B) simplify complex problems by reducing the system into smaller, less complex units
C) understand the behavior of entire biological systems
D) build high-thoughput machines from the rapid acquisition of biological data
E) speed up the technological application of scientific knowledge - ANSWERSC
15.Protists and bacteria are grouped into different domains because
A) protists eat bacteria
B) bacteria are not made of cells
C) protists have a membrane-bounded nucleus, which bacterial cells lack
D) bacteria decompose protists
E) protists are photosynthetic - ANSWERSC
16.Which of the following best demonstrates the unity among all organisms?
A) matching DNA nucleotide sequences
B) descent with modification
C) the structure and function of DNA
D) natural selection
E) emergent properties - ANSWERSC
17.Organisms interact with their environments, exchanging matter and energy. For
examples, plant chloroplasts convert the energy of sunlight into
A) the energy of motion
B) carbon dioxide and water
, C) the potential energy of chemical bonds
D) oxygen
E) kinetic energy - ANSWERSC
18.A water sample from a hot thermal vent contained a single-celled organism that had
a cell but lacked a nucleus. What is its mostly likely classification?
A) Eukarya
B) Archaea
C) Animalia
D) Protista
E) Fungi - ANSWERSB
19.A filamentous organisms has been isolated from decomposing organic matter. This
organisms has a cell wall but no chloroplasts. how would you classify this organism?
A) domain Bacteria, kingdom Prokaryota
B) domain Archaea, kingdom Bacteria
C) domain Eukarya, kingdom Plantae
D) domain Eukarya, kingdom Protista
E) domain Eurkarya, kingdom Fungi - ANSWERSE
20.When applying the process of science, which of these is tested?
A) a question
B) a result
C) an observation
D) a prediction
E) a hypothesis - ANSWERSD
21.When biologists wish to study the internal ultrastructure of cells, they can achieve the
finest resolution by using
A) a phase-contrast light microscope
B) a scanning electron microscope
C) a transmission electric microscope
D) a confocal fluorescence microscope
E) a super-resolution fluorescence microscope - ANSWERSC
22.All of the following are part of a prokaryotic cell except
A) DNA
B) a cell wall
C) a plasma membrane
D) ribosome
E) an endoplasmic reticulum - ANSWERSE
23.Prokaryotes are classified as belonging to two different domains. What are the
domains?
A) Bacteria and Eukarya
B) Bacteria and Archaea
with Accurate Answers
1. Which of the following sequences represents the hierarchy of biological organization
from the least to the most complex level?
A) ecosystem, cell population, tissue, organism, organ system
B) organism, community, biosphere, molecule, tissue, organ
C) organelle, tissue, biosphere, ecosystem, population, organism
D) cell, community, population, organ system, molecule, organelle
E) molecule, cell, organ system, population, ecosystem, biosphere - ANSWERSE
2.A localized group of organisms that belong to the same species is called a
A) biosystem
B) community
C) population
D) ecosystem
E) family - ANSWERSC
3.The main source of energy for producers in an ecosystem is
A) light energy
B) kinetic energy
C) thermal energy
D) chemical energy
E) ATP - ANSWERSA
4.Prokaryotes are classified as belonging to two different domains. What are the
domains?
A) Bacteria and Eukarya
B) Archaea and Monera
C) Eukarya and Monera
D) Bacteria and Protista
E) Bacteria and Archaea
` - ANSWERSE
5.Which branch of biology is concerned with the naming and classifying of organisms?
A) informatics
B) schematic biology
C) taxonomy
D) genomics
E) evolution - ANSWERSC
,6.Through time, the lineage that led to modern whales shows a change from four-limbed
land animals to aquatic animals with two limbs that function as flippers. This change is
best explained by
A) natural philosophy
B) creationism
C) the hierarchy of the biological organization of life
D) natural selection
E) feedback inhibition - ANSWERSD
7.Prokaryotic and eukaryotic cells general have which of the following features in
common?
A) a membrane-bounded nucleus
B) a cell wall made of cellulose
C) ribosomes
D) flagella or cilia that contain microtubules
E) linear chromosomes made of DNA and protein - ANSWERSC
8.Which of the following types of cells utilize DNA as their genetic material but do not
have their DNA encased within a nuclear envelope?
A) animal
B) plant
C) archaea
D) fungi
E) protists - ANSWERSC
9.Which of the following is(are) true of natural selection?
A) it requires genetic variation
B) it results in descent with modification
C) it involves differential reproductive success
D) it results in descent with modification and involves differential reproductive success
E) it requires genetic variation, results in descent with modification, and involves
differential reproductive success - ANSWERSE
10.What is the major difference between a kingdom and a domain?
A) a kingdom can include several subgroups known as domains
B) all eukarya belong to one domain
C) all prokaryotes belong to one domain
D) the importance of fungi has led scientists to make them the whole of one domain
E) only organisms that produce their own food belong to one of the domains -
ANSWERSB
11.What is the major distinguishing characteristic of fungi?
A) gaining nutrition through ingestion
B) being sedentary
C) being prokaryotic
D) absorbing dissolved nutrients
,E) being decomposer of dead organisms - ANSWERSD
12.What are archaea?
A) prokaryotes characterized as extremophiles that share some bacterial and some
eukaryotic traits
B) organisms that are adapted to high temperature environments, such as in volcanic
springs
C) single-celled organisms that are killed by the application of antibiotics at certain
concentrations
D) bacteria-like organisms that can live only in extreme salt environments
E) primitive protist-like creatures possessing fewer than two chromosomes per cell -
ANSWERSA
13.Which of the following is a correct sequence of levels in life's hierarchy, proceeding
downward from an individual animal?
A) brain, organ system, nerve cell, nervous tissue
B) organ system, nervous tissue, brain
C) organism, organ system, tissue, cell, organ
D) nervous system, brain, nervous tissue, nerve cell
E) organ system, tissue, molecule, cell - ANSWERSD
14.System biology is mainly an attempt to
A) analyze genomes from different species
B) simplify complex problems by reducing the system into smaller, less complex units
C) understand the behavior of entire biological systems
D) build high-thoughput machines from the rapid acquisition of biological data
E) speed up the technological application of scientific knowledge - ANSWERSC
15.Protists and bacteria are grouped into different domains because
A) protists eat bacteria
B) bacteria are not made of cells
C) protists have a membrane-bounded nucleus, which bacterial cells lack
D) bacteria decompose protists
E) protists are photosynthetic - ANSWERSC
16.Which of the following best demonstrates the unity among all organisms?
A) matching DNA nucleotide sequences
B) descent with modification
C) the structure and function of DNA
D) natural selection
E) emergent properties - ANSWERSC
17.Organisms interact with their environments, exchanging matter and energy. For
examples, plant chloroplasts convert the energy of sunlight into
A) the energy of motion
B) carbon dioxide and water
, C) the potential energy of chemical bonds
D) oxygen
E) kinetic energy - ANSWERSC
18.A water sample from a hot thermal vent contained a single-celled organism that had
a cell but lacked a nucleus. What is its mostly likely classification?
A) Eukarya
B) Archaea
C) Animalia
D) Protista
E) Fungi - ANSWERSB
19.A filamentous organisms has been isolated from decomposing organic matter. This
organisms has a cell wall but no chloroplasts. how would you classify this organism?
A) domain Bacteria, kingdom Prokaryota
B) domain Archaea, kingdom Bacteria
C) domain Eukarya, kingdom Plantae
D) domain Eukarya, kingdom Protista
E) domain Eurkarya, kingdom Fungi - ANSWERSE
20.When applying the process of science, which of these is tested?
A) a question
B) a result
C) an observation
D) a prediction
E) a hypothesis - ANSWERSD
21.When biologists wish to study the internal ultrastructure of cells, they can achieve the
finest resolution by using
A) a phase-contrast light microscope
B) a scanning electron microscope
C) a transmission electric microscope
D) a confocal fluorescence microscope
E) a super-resolution fluorescence microscope - ANSWERSC
22.All of the following are part of a prokaryotic cell except
A) DNA
B) a cell wall
C) a plasma membrane
D) ribosome
E) an endoplasmic reticulum - ANSWERSE
23.Prokaryotes are classified as belonging to two different domains. What are the
domains?
A) Bacteria and Eukarya
B) Bacteria and Archaea
