Question 1

When applying the process of science, which of these is tested?

Accepted Answer

A)  a question 
B)  a result 
C)  an observation 
D)  a prediction 
E)  a hypothesis 
A)  a question 
B)  a result 
C)  an observation 
D)  a prediction 
E)  a hypothesis

Question 2

Which of the following categories of organisms is least likely to be revised?

Accepted Answer

A)  kingdom 
B)  class 
C)  order 
D)  phylum 
E)  species 
A)  kingdom 
B)  class 
C)  order 
D)  phylum 
E)  species

Question 3

The students plan to gather data from the project. Which of the following would be the best way to present what they gather from experimental groups as opposed to controls?

Accepted Answer

A)  qualitatively, noting color, size, and so on 
B)  measuring the number of new colonies formed during every 12-hour period 
C)  counting the number of new colonies after a week 
D)  measuring the size of each new colony in millimeters (mm) of length 
E)  measuring the dry weight of all new colonies in grams 
A)  qualitatively, noting color, size, and so on 
B)  measuring the number of new colonies formed during every 12-hour period 
C)  counting the number of new colonies after a week 
D)  measuring the size of each new colony in millimeters (mm) of length 
E)  measuring the dry weight of all new colonies in grams

Question 4

Protists and bacteria are grouped into different domains because

Accepted Answer

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. 
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.

Question 5

Given the cooperativity of science, which of the following is most likely to result in an investigator being intellectually looked down upon by other scientists?

Accepted Answer

A)  Making money as the result of studies in which a new medication is discovered. 
B)  Doing meticulous experiments that show data that contradict what has been previously reported by the scientific community. 
C)  Spending most of a lifetime investigating a small and seemingly unimportant organism. 
D)  Getting negative results from the same set of experiments. 
E)  Being found to have falsified or created data to better fit a hypothesis. 
A)  Making money as the result of studies in which a new medication is discovered. 
B)  Doing meticulous experiments that show data that contradict what has been previously reported by the scientific community. 
C)  Spending most of a lifetime investigating a small and seemingly unimportant organism. 
D)  Getting negative results from the same set of experiments. 
E)  Being found to have falsified or created data to better fit a hypothesis.

Question 6

-The illustration above most probably represents

Accepted Answer

A)  a computer simulation of the structure of a eukaryotic cell. 
B)  a map of a network of protein interactions within a eukaryotic cell. 
C)  an inventory of all the genes in a fruit fly. 
D)  an X-ray diffraction image of the nucleus and cytoplasm of a eukaryotic cell. 
E)  a computer-generated map of the interaction of genes and cytoplasm in a prokaryotic cell. 
A)  a computer simulation of the structure of a eukaryotic cell. 
B)  a map of a network of protein interactions within a eukaryotic cell. 
C)  an inventory of all the genes in a fruit fly. 
D)  an X-ray diffraction image of the nucleus and cytoplasm of a eukaryotic cell. 
E)  a computer-generated map of the interaction of genes and cytoplasm in a prokaryotic cell.

Question 7

Why is it important that an experiment include a control group?

Accepted Answer

A)  The control group is the group that the researcher is in control of, the group in which the researcher predetermines the results. 
B)  The control group provides a reserve of experimental subjects. 
C)  A control group is required for the development of an "If…then" statement. 
D)  A control group assures that an experiment will be repeatable. 
E)  Without a control group, there is no basis for knowing if a particular result is due to the variable being tested. 
A)  The control group is the group that the researcher is in control of, the group in which the researcher predetermines the results. 
B)  The control group provides a reserve of experimental subjects. 
C)  A control group is required for the development of an "If…then" statement. 
D)  A control group assures that an experiment will be repeatable. 
E)  Without a control group, there is no basis for knowing if a particular result is due to the variable being tested.

Question 8

Which of the following best describes the logic of scientific inquiry?

Accepted Answer

A)  If I generate a testable hypothesis, tests and observations will support it. 
B)  If my prediction is correct, it will lead to a testable hypothesis. 
C)  If my observations are accurate, they will support my hypothesis. 
D)  If my hypothesis is correct, I can expect certain test results. 
E)  If my experiments are set up right, they will lead to a testable hypothesis. 
A)  If I generate a testable hypothesis, tests and observations will support it. 
B)  If my prediction is correct, it will lead to a testable hypothesis. 
C)  If my observations are accurate, they will support my hypothesis. 
D)  If my hypothesis is correct, I can expect certain test results. 
E)  If my experiments are set up right, they will lead to a testable hypothesis.

Question 9

To understand the chemical basis of inheritance, we must understand the molecular structure of DNA. This is an example of the application of which concept to the study of biology?

Accepted Answer

A)  evolution 
B)  emergent properties 
C)  reductionism 
D)  the cell theory 
E)  feedback regulation 
A)  evolution 
B)  emergent properties 
C)  reductionism 
D)  the cell theory 
E)  feedback regulation

Question 10

According to Darwinian theory, which of the following exhibits the greatest fitness for evolutionary success?

Accepted Answer

A)  the species with the longest life 
B)  the individuals within a population that have the greatest reproductive success 
C)  the phylum with members that occupy the greatest number of habitats 
D)  the community of organisms that is capable of living in the most nutrient-poor biome 
E)  the organism that produces its own nutrients most efficiently 
A)  the species with the longest life 
B)  the individuals within a population that have the greatest reproductive success 
C)  the phylum with members that occupy the greatest number of habitats 
D)  the community of organisms that is capable of living in the most nutrient-poor biome 
E)  the organism that produces its own nutrients most efficiently

Question 11

The main source of energy for producers in an ecosystem is

Accepted Answer

A)  light energy. 
B)  kinetic energy. 
C)  thermal energy. 
D)  chemical energy. 
E)  ATP. 
A)  light energy. 
B)  kinetic energy. 
C)  thermal energy. 
D)  chemical energy. 
E)  ATP.

Question 12

Collecting data based on observation is an example of ________; analyzing this data to reach a conclusion is an example of ________ reasoning.

Accepted Answer

A)  hypothesis-based science; inductive 
B)  the process of science; deductive 
C)  discovery science; inductive 
D)  descriptive science; deductive 
E)  hypothesis-based science; deductive 
A)  hypothesis-based science; inductive 
B)  the process of science; deductive 
C)  discovery science; inductive 
D)  descriptive science; deductive 
E)  hypothesis-based science; deductive

Question 13

All the organisms on your campus make up

Accepted Answer

A)  an ecosystem. 
B)  a community. 
C)  a population. 
D)  an experimental group. 
E)  a taxonomic domain. 
A)  an ecosystem. 
B)  a community. 
C)  a population. 
D)  an experimental group. 
E)  a taxonomic domain.

Question 14

Which of the following best demonstrates the unity among all organisms?

Accepted Answer

A)  matching DNA nucleotide sequences 
B)  descent with modification 
C)  the structure and function of DNA 
D)  natural selection 
E)  emergent properties 
A)  matching DNA nucleotide sequences 
B)  descent with modification 
C)  the structure and function of DNA 
D)  natural selection 
E)  emergent properties

Question 15

Which of the following is a correct sequence of levels in life's hierarchy, proceeding downward from an individual animal?

Accepted Answer

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 
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

Question 16

Which of the following is the best description of a control for an experiment?

Accepted Answer

A)  The control group is kept in an unchanging environment. 
B)  The control is left alone by the experimenters. 
C)  The control group is matched with the experimental group except for the one experimental variable. 
D)  The control group is exposed to only one variable rather than several. 
E)  Only the experimental group is tested or measured. 
A)  The control group is kept in an unchanging environment. 
B)  The control is left alone by the experimenters. 
C)  The control group is matched with the experimental group except for the one experimental variable. 
D)  The control group is exposed to only one variable rather than several. 
E)  Only the experimental group is tested or measured.

Question 17

For their second experiment, the students want to know whether the Dinobryon have to live in colonies or can be free living. How might they proceed?

Accepted Answer

A)  Observe each day to see whether new organisms are ever reproduced as single cells. 
B)  Observe whether only specialized cells are able to divide to produce new colonies. 
C)  Divide a sample into single cells and measure the length of time they remain this way. 
D)  Divide a sample into single cells and observe them. 
E)  Divide a sample into single cells and see whether they come back together. 
A)  Observe each day to see whether new organisms are ever reproduced as single cells. 
B)  Observe whether only specialized cells are able to divide to produce new colonies. 
C)  Divide a sample into single cells and measure the length of time they remain this way. 
D)  Divide a sample into single cells and observe them. 
E)  Divide a sample into single cells and see whether they come back together.

Question 18

Which theme(s)is/are illustrated when a group of students is trying to establish which phase of cell division in root tips happens most quickly?

Accepted Answer

A)  IV only 
B)  V only 
C)  VII only 
D)  IV, V, and VI 
E)  V, VI, and VII 
A)  IV only 
B)  V only 
C)  VII only 
D)  IV, V, and VI 
E)  V, VI, and VII

Question 19

What is the major difference between a kingdom and a domain?

Accepted Answer

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. 
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.

Question 20

Organisms interact with their environments, exchanging matter and energy. For example, plant chloroplasts convert the energy of sunlight into

Accepted Answer

A)  the energy of motion. 
B)  carbon dioxide and water. 
C)  the potential energy of chemical bonds. 
D)  oxygen. 
E)  kinetic energy. 
A)  the energy of motion. 
B)  carbon dioxide and water. 
C)  the potential energy of chemical bonds. 
D)  oxygen. 
E)  kinetic energy.

Exam 1: Introduction: Themes in the Study of Life

When applying the process of science, which of these is tested?

Which of the following categories of organisms is least likely to be revised?

The students plan to gather data from the project. Which of the following would be the best way to present what they gather from experimental groups as opposed to controls?

Protists and bacteria are grouped into different domains because

Given the cooperativity of science, which of the following is most likely to result in an investigator being intellectually looked down upon by other scientists?

-The illustration above most probably represents

Why is it important that an experiment include a control group?

Which of the following best describes the logic of scientific inquiry?

To understand the chemical basis of inheritance, we must understand the molecular structure of DNA. This is an example of the application of which concept to the study of biology?

According to Darwinian theory, which of the following exhibits the greatest fitness for evolutionary success?

The main source of energy for producers in an ecosystem is

Collecting data based on observation is an example of ________; analyzing this data to reach a conclusion is an example of ________ reasoning.

All the organisms on your campus make up

Which of the following best demonstrates the unity among all organisms?

Which of the following is a correct sequence of levels in life's hierarchy, proceeding downward from an individual animal?

Which of the following is the best description of a control for an experiment?

For their second experiment, the students want to know whether the Dinobryon have to live in colonies or can be free living. How might they proceed?

Which theme(s)is/are illustrated when a group of students is trying to establish which phase of cell division in root tips happens most quickly?

What is the major difference between a kingdom and a domain?

Organisms interact with their environments, exchanging matter and energy. For example, plant chloroplasts convert the energy of sunlight into

The Chemical Context of Life

Water and Life

Carbon and the Molecular Diversity of Life

The Structure and Function of Large Biological Molecules

A Tour of the Cell

Membrane Structure and Function

An Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

Cell Communication

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

From Gene to Protein

Regulation of Gene Expression

Viruses

Biotechnology

Genomes and Their Evolution

Descent with Modification: A Darwinian View of Life

The Evolution of Populations

The Origin of Species

The History of Life on Earth

Phylogeny and the Tree of Life

Bacteria and Archaea

Protists

Plant Diversity I: How Plants Colonized Land

Plant Diversity II: The Evolution of Seed Plants

Fungi

An Overview of Animal Diversity

An Introduction to Invertebrates

The Origin and Evolution of Vertebrates

Plant Structure, Growth, and Development

Resource Acquisition and Transport in Vascular Plants

Soil and Plant Nutrition

Angiosperm Reproduction and Biotechnology

Plant Responses to Internal and External Signals

Basic Principles of Animal Form and Function

Animal Nutrition

Circulation and Gas Exchange

The Immune System

Osmoregulation and Excretion

Hormones and the Endocrine System

Animal Reproduction

Animal Development

Neurons, Synapses, and Signaling

Nervous Systems

Sensory and Motor Mechanisms

Animal Behavior

An Introduction to Ecology and the Biosphere

Population Ecology

Community Ecology

Ecosystems and Restoration Ecology

Conservation Biology and Global Change

Filters

Collecting data based on observation is an example of ; analyzing this data to reach a conclusion is an example of reasoning.