Question 1

Which of the following statements incorrectly describes a characteristic of living organisms?

Accepted Answer

A) All organisms require energy. 
B) All organisms consume other living things to obtain their energy. 
C) All organisms can sense and respond to their environment. 
D) All organisms reproduce. 
A) All organisms require energy. 
B) All organisms consume other living things to obtain their energy. 
C) All organisms can sense and respond to their environment. 
D) All organisms reproduce.

Question 2

Hypotheses can be rejected or supported by experiments, or, in some instances, new observations.

Accepted Answer

A) True 
 B)False

Question 3

Charles Darwin introduced the concept of adaptation, which he defined as features that

Accepted Answer

A) help organisms survive and reproduce. 
B) allow an organism to resist the pressures of evolutionary change. 
C) allow organisms to change their environment in ways that best ensure continued survival. 
D) All of the above are aspects of the definition of adaptation. 
A) help organisms survive and reproduce. 
B) allow an organism to resist the pressures of evolutionary change. 
C) allow organisms to change their environment in ways that best ensure continued survival. 
D) All of the above are aspects of the definition of adaptation.

Question 4

The organs that constitute an organ system often work cooperatively to maintain homeostasis.

Accepted Answer

A) True 
 B)False

Question 5

The repeated replanting of the seeds from wild mustards that showed unusually prolific growth of the flower buds led to what modern cruciferous plants?

Accepted Answer

A) turnips and kolirabi 
B) kale and cabbage 
C) cauliflower and kale 
D) broccoli and cauliflower 
A) turnips and kolirabi 
B) kale and cabbage 
C) cauliflower and kale 
D) broccoli and cauliflower

Question 6

The scientific method begins with ____________________.

Accepted Answer

The answer of The scientific method begins with ____________________....

Question 7

Homeostasis is the ability to detect and correct disturbances that develop within an organism; which of the following illustrates homeostasis?

Accepted Answer

A) hunger 
B) thirst 
C) perspiration 
D) all of the above 
A) hunger 
B) thirst 
C) perspiration 
D) all of the above

Question 8

Modern life often masks the struggles that have characterized human life through much of its history; survival in the past was critically dependent on the ability of humans to

Accepted Answer

A) run faster than most human predators. 
B) solve complex problems. 
C) hear sounds at much lower intensities than other animals. 
D) sense a wider range of smells than other animals. 
A) run faster than most human predators. 
B) solve complex problems. 
C) hear sounds at much lower intensities than other animals. 
D) sense a wider range of smells than other animals.

Question 9

A good hypothesis is easy to prove.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following represents conducting an experiment?

Accepted Answer

A) dialing a telephone number 
B) comparing prices of computers 
C) checking your midterm grades online 
D) predicting the outcome of a basketball game 
A) dialing a telephone number 
B) comparing prices of computers 
C) checking your midterm grades online 
D) predicting the outcome of a basketball game

Question 11

Which of the following sequences correctly represents the biological hierarchy of a multicellular organism?

Accepted Answer

A) cells → tissues → organs → individual 
B) tissues → organs → cells → individual 
C) individual → cells → organ systems → tissues 
D) organ systems → organs → tissues → individual 
A) cells → tissues → organs → individual 
B) tissues → organs → cells → individual 
C) individual → cells → organ systems → tissues 
D) organ systems → organs → tissues → individual

Question 12

The figure below represents the steps in the scientific method.  
Dr) JoAnn Burkholder believed the wrong strains of Pfiesteria were used by independent laboratories looking for fish-killing toxin. What step in the figure above would her contention represent?

Accepted Answer

A) observation 
B) hypothesis 
C) prediction 
D) test 
A) observation 
B) hypothesis 
C) prediction 
D) test

Question 13

In the scientific method, observations are followed most often by ____________________ and then ____________________.

Accepted Answer

hypotheses

Question 14

Developing a scientific understanding of a natural phenomenon typically begins by

Accepted Answer

A) making a prediction. 
B) testing a hypothesis. 
C) proving an answer. 
D) making an observation. 
A) making a prediction. 
B) testing a hypothesis. 
C) proving an answer. 
D) making an observation.

Question 15

The DNA of all living things is functionally organized into discrete segments called ____________________ that provide the directions for a specific genetic character.

Accepted Answer

The answer of The DNA of all living things is...

Question 16

Advantageous features that evolve over time and help an organism survive or reproduce are called ____________________.

Accepted Answer

The answer of Advantageous features that evolve over time and...

Question 17

Having first developed a ____________________, scientists can then propose testable predictions.

Accepted Answer

The answer of Having first developed a ____________________, scientists can...

Question 18

Which of the following ecological features would not be considered a component of an ecosystem?

Accepted Answer

A) an individual 
B) a community 
C) a population 
D) a biome 
A) an individual 
B) a community 
C) a population 
D) a biome

Question 19

Which term best describes the North American rocky intertidal region shown in the photograph below?

Accepted Answer

A) a population 
B) a community 
C) an ecosystem 
D) a biome 
A) a population 
B) a community 
C) an ecosystem 
D) a biome

Question 20

Examine the figure below.  
What best explains the motivation of the snake?

Accepted Answer

A) Mice will eat snake eggs if they are unprotected in the nest; the snake is protecting its eggs. 
B) Snakes are highly territorial and attack intruders; the mouse wandered into the snake's territory. 
C) The snake is a consumer; it is eating the mouse to obtain energy. 
D) Any one of the above is a reasonable hypothesis; but more information is needed before the question can be answered. 
A) Mice will eat snake eggs if they are unprotected in the nest; the snake is protecting its eggs. 
B) Snakes are highly territorial and attack intruders; the mouse wandered into the snake's territory. 
C) The snake is a consumer; it is eating the mouse to obtain energy. 
D) Any one of the above is a reasonable hypothesis; but more information is needed before the question can be answered.

Exam 1: The Nature of Science and the Characteristics of Life

Which of the following statements incorrectly describes a characteristic of living organisms?

Hypotheses can be rejected or supported by experiments, or, in some instances, new observations.

Charles Darwin introduced the concept of adaptation, which he defined as features that

The organs that constitute an organ system often work cooperatively to maintain homeostasis.

The repeated replanting of the seeds from wild mustards that showed unusually prolific growth of the flower buds led to what modern cruciferous plants?

The scientific method begins with ____________________.

Homeostasis is the ability to detect and correct disturbances that develop within an organism; which of the following illustrates homeostasis?

Modern life often masks the struggles that have characterized human life through much of its history; survival in the past was critically dependent on the ability of humans to

A good hypothesis is easy to prove.

Which of the following represents conducting an experiment?

Which of the following sequences correctly represents the biological hierarchy of a multicellular organism?

The figure below represents the steps in the scientific method. Dr) JoAnn Burkholder believed the wrong strains of Pfiesteria were used by independent laboratories looking for fish-killing toxin. What step in the figure above would her contention represent?

In the scientific method, observations are followed most often by ____________________ and then ____________________.

Developing a scientific understanding of a natural phenomenon typically begins by

The DNA of all living things is functionally organized into discrete segments called ____________________ that provide the directions for a specific genetic character.

Advantageous features that evolve over time and help an organism survive or reproduce are called ____________________.

Having first developed a ____________________, scientists can then propose testable predictions.

Which of the following ecological features would not be considered a component of an ecosystem?

Which term best describes the North American rocky intertidal region shown in the photograph below?

Examine the figure below. What best explains the motivation of the snake?

Biological Diversity, Bacteria, and Archaea

Protista, Plantae, and Fungi

Animalia

The Chemistry of Life

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Energy, Metabolism, and Enzymes

Photosynthesis and Cellular Respiration

Cell Division

Stem Cells, Cancer, and Human Health

Patterns of Inheritance

Chromosomes and Human Genetics

Dna and Genes

From Gene to Protein

Dna Technology

How Evolution Works

Evolution of Populations

Speciation and the Origins of Biological Diversity

The Evolutionary History of Life

The Biosphere

Growth of Populations

Ecological Communities

Ecosystems

Global Change

Internal Organization and Homeostasis

Nutrition and Digestion

Circulation and Gas Exchange

Animal Hormones

Nervous and Sensory Systems

Skeletons, Muscles, and Movement

Defenses Against Disease

Reproduction and Development

Animal Behavior

Plant Structure, Nutrition, and Transport

Plant Growth and Reproduction

Filters

In the scientific method, observations are followed most often by and then .