Question 1

Over a span of two decades,scientists measured changes in the beak size of a population of Galápagos ground finches.This ________.

Accepted Answer

A) provided evidence of natural selection in action 
B) is an example of artificial selection 
C) is an example of overproduction 
D) led Darwin to his theory of evolution through natural selection 
A) provided evidence of natural selection in action 
B) is an example of artificial selection 
C) is an example of overproduction 
D) led Darwin to his theory of evolution through natural selection

Question 2

Dull-colored males were used in this experiment to ________.

Accepted Answer

A) serve as a comparison (control)group to the brightly colored males 
B) be sure that females could recognize the gender of the other lizards 
C) give the experiment more trials so that the data would be more persuasive 
D) be sure all females had a male with which they could mate 
A) serve as a comparison (control)group to the brightly colored males 
B) be sure that females could recognize the gender of the other lizards 
C) give the experiment more trials so that the data would be more persuasive 
D) be sure all females had a male with which they could mate

Question 3

Which of these results would you predict to occur if climate change results in increased warming global temperatures?

Accepted Answer

A) Species competition will result in slower evolution in the tropics. 
B) The tree line (at which it is too cold for trees to grow)moves toward the north and south poles. 
C) Winters will be longer toward the poles. 
D) Land animals will suffer fewer consequences than marine animals. 
A) Species competition will result in slower evolution in the tropics. 
B) The tree line (at which it is too cold for trees to grow)moves toward the north and south poles. 
C) Winters will be longer toward the poles. 
D) Land animals will suffer fewer consequences than marine animals.

Question 4

Which of the following is NOT recycled but is lost from ecosystems?

Accepted Answer

A) nitrogen 
B) energy 
C) magnesium 
D) carbon 
A) nitrogen 
B) energy 
C) magnesium 
D) carbon

Question 5

If the proportion of brightly colored male lizards increased steadily in future generations,this would ________.

Accepted Answer

A) reject the original hypothesis 
B) be an example of evolution due to natural selection 
C) illustrate the relationship between structure and function 
D) demonstrate the flow of energy through a system 
A) reject the original hypothesis 
B) be an example of evolution due to natural selection 
C) illustrate the relationship between structure and function 
D) demonstrate the flow of energy through a system

Question 6

Which of these is most closely associated with Darwin?

Accepted Answer

A) energy flow 
B) ecosystem structure 
C) the three domains of life 
D) natural selection 
A) energy flow 
B) ecosystem structure 
C) the three domains of life 
D) natural selection

Question 7

Antibiotic resistance evolves in bacteria when ________.

Accepted Answer

A) the presence of antibiotics favors bacteria that already have genes for resistance 
B) farmers do not use enough antibiotics in animal feed 
C) the antibiotics create resistance genes in bacteria 
D) none of the above 
A) the presence of antibiotics favors bacteria that already have genes for resistance 
B) farmers do not use enough antibiotics in animal feed 
C) the antibiotics create resistance genes in bacteria 
D) none of the above

Question 8

What accounts for the different breeds of domesticated dogs?

Accepted Answer

A) overproduction 
B) natural selection 
C) competition 
D) artificial selection 
A) overproduction 
B) natural selection 
C) competition 
D) artificial selection

Question 9

Which of the following is a producer?

Accepted Answer

A) oak tree 
B) earthworm 
C) sun 
D) cat 
A) oak tree 
B) earthworm 
C) sun 
D) cat

Question 10

What name is given to the functional compartments of a cell?

Accepted Answer

A) genomes 
B) nuclei 
C) genes 
D) organelles 
A) genomes 
B) nuclei 
C) genes 
D) organelles

Question 11

Which of these statements is CORRECT?

Accepted Answer

A) Scientific ideas are subjected to repeated testing. 
B) Science can be used to prove or disprove the idea that deities or spirits cause earthquakes and other natural disasters. 
C) Science does not require observations that other people can confirm. 
D) Only discovery science can lead to important conclusions about nature. 
A) Scientific ideas are subjected to repeated testing. 
B) Science can be used to prove or disprove the idea that deities or spirits cause earthquakes and other natural disasters. 
C) Science does not require observations that other people can confirm. 
D) Only discovery science can lead to important conclusions about nature.

Question 12

A hypothesis is a(n)________.

Accepted Answer

A) tentative answer to a question 
B) guess 
C) observation 
D) theory 
A) tentative answer to a question 
B) guess 
C) observation 
D) theory

Question 13

Is it reasonable to conclude (i.e.,is it supported by the data)that female collared lizards prefer more brightly colored male lizards over dull-colored males?

Accepted Answer

A) Yes,this conclusion is supported by the data. 
B) No,this conclusion is not supported by the data. 
C) The data do not clearly indicate a preference one way or the other. 
D) None of the above choices are correct. 
A) Yes,this conclusion is supported by the data. 
B) No,this conclusion is not supported by the data. 
C) The data do not clearly indicate a preference one way or the other. 
D) None of the above choices are correct.

Question 14

Which of these is required for natural selection to occur?

Accepted Answer

A) inheritance 
B) unequal reproductive success 
C) individual variation 
D) all of the above 
A) inheritance 
B) unequal reproductive success 
C) individual variation 
D) all of the above

Question 15

Humans are ________.

Accepted Answer

A) producers 
B) producers and consumers 
C) consumers 
D) producers and decomposers 
A) producers 
B) producers and consumers 
C) consumers 
D) producers and decomposers

Question 16

Which domain(s)consist(s)of prokaryotic cells?

Accepted Answer

A) Bacteria only 
B) Eukarya only 
C) Archaea and Eukarya 
D) Bacteria and Archaea 
A) Bacteria only 
B) Eukarya only 
C) Archaea and Eukarya 
D) Bacteria and Archaea

Question 17

Which of the following are the proper components of the scientific method?

Accepted Answer

A) experiment,conclusion,application 
B) question,observation,experiment,analysis,prediction 
C) observation,question,hypothesis,prediction,experiment,results,conclusion 
D) observation,question,opinion,conclusion,hypothesis 
A) experiment,conclusion,application 
B) question,observation,experiment,analysis,prediction 
C) observation,question,hypothesis,prediction,experiment,results,conclusion 
D) observation,question,opinion,conclusion,hypothesis

Question 18

What is biology?

Accepted Answer

A) the scientific study of life 
B) the scientific study of the environment 
C) the scientific study of DNA 
D) the scientific study of ecosystems 
A) the scientific study of life 
B) the scientific study of the environment 
C) the scientific study of DNA 
D) the scientific study of ecosystems

Question 19

How do hypotheses differ from theories?

Accepted Answer

A) Theories are more comprehensive than hypotheses. 
B) Theories must be testable; hypotheses do not need to be testable. 
C) Hypotheses are educated guesses,and theories are tentative explanations. 
D) Hypotheses are derived from experimentation,whereas theories are derived from observation. 
A) Theories are more comprehensive than hypotheses. 
B) Theories must be testable; hypotheses do not need to be testable. 
C) Hypotheses are educated guesses,and theories are tentative explanations. 
D) Hypotheses are derived from experimentation,whereas theories are derived from observation.

Question 20

What is a gene?

Accepted Answer

A) a type of eukaryotic cell 
B) an organelle that houses DNA 
C) a type of prokaryotic cell 
D) a unit of inheritance 
A) a type of eukaryotic cell 
B) an organelle that houses DNA 
C) a type of prokaryotic cell 
D) a unit of inheritance

Exam 1: Introduction: Biology Today

Over a span of two decades,scientists measured changes in the beak size of a population of Galápagos ground finches.This ________.

Dull-colored males were used in this experiment to ________.

Which of these results would you predict to occur if climate change results in increased warming global temperatures?

Which of the following is NOT recycled but is lost from ecosystems?

If the proportion of brightly colored male lizards increased steadily in future generations,this would ________.

Which of these is most closely associated with Darwin?

Antibiotic resistance evolves in bacteria when ________.

What accounts for the different breeds of domesticated dogs?

Which of the following is a producer?

What name is given to the functional compartments of a cell?

Which of these statements is CORRECT?

A hypothesis is a(n)________.

Is it reasonable to conclude (i.e.,is it supported by the data)that female collared lizards prefer more brightly colored male lizards over dull-colored males?

Which of these is required for natural selection to occur?

Humans are ________.

Which domain(s)consist(s)of prokaryotic cells?

Which of the following are the proper components of the scientific method?

What is biology?

How do hypotheses differ from theories?

What is a gene?

Essential Chemistry for Biology

The Molecules of Life

A Tour of the Cell

The Working Cell

Cellular Respiration: Obtaining Energy From Food

Photosynthesis: Using Light to Make Food

Cellular Reproduction: Cells From Cells

Patterns of Inheritance

The Structure and Function of Dna

How Genes Are Controlled

DNA Technology

How Populations Evolve

How Biological Diversity Evolves

The Evolution of Microbial Life

The Evolution of Plants and Fungi

The Evolution of Animals

An Introduction to Ecology and the Biosphere

Population Ecology

Communities and Ecosystems

Unifying Concepts of Animal Structure and Function

Nutrition and Digestion

Circulation and Respiration

The Bodys Defenses

Hormones

Reproduction and Development

Nervous,Sensory,and Locomotor Systems

The Life of a Flowering Plant

The Working Plant

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