Chapter 01
Life: Biological Principles and the Science of Zoology

Multiple Choice Questions
 
1. The role of principles in zoology is best described as 
A. researchers should maintain high principles of conduct in research.
B. zoology rests solely upon expansion of principles of chemistry and physics.
C. principles of zoology are derived by study of a few different animals and then finding central unifying principles.
D. past principles may be discarded as new principles replace them.
E. none of the choices offer a thorough description of principles underlying zoology.

Bloom's Level: 2. Understand
Gradable: automatic
Topic: The Uses of Principles
 
2. The property of living organisms that involves a unique and complex molecular organization is called 
A. growth.
B. development.
C. metabolism.
D. reproduction.
E. chemical uniqueness.

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

3. A characteristic of science is that 
A. it is not explained by natural laws.
B. its hypotheses are testable.
C. its conclusions are final.
D. it is not falsifiable.
E. it seeks to define the vitalistic forces of life.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
4. A cell dies and its complex organic molecules degrade into a mass of simple molecules no more organized than the non-living matter outside the cell. This feature of life, which is now lost, is 
A. growth and reproduction.
B. adaptability.
C. metabolism.
D. irritability.
E. complexity and hierarchical organization.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
5. Which of the following is NOT one of the characteristics of living organisms? 
A. Unique and complex molecular organization
B. Response to stimuli in environment
C. Reproduction
D. Metabolism
E. All of the choices are characteristics of living organisms

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

6. Which hierarchy of organization is seen in multicellular organisms such as animals, going from smallest to largest? 
A. Cell, organ, tissue, organism
B. Cell, organ, organ system, tissue
C. Cell, tissue, organ system, organism
D. Organism, organ system, organ, tissue
E. Tissue, organ system, cell, organism

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
7. The structure of a brick does not predict the design of a home. Study of muscle tissues does not allow you to predict the design of a bird or snake. Such examples demonstrate 
A. the essential properties found in all forms of life.
B. the hierarchy of organization from atom to biosphere.
C. deterministic philosophy or how all phenomena are predictable effects of causes.
D. emergent properties that cannot be predicted by examining component parts.

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
8. Which of the following characteristics is NOT required for the life of an individual organism to continue? 
A. To maintain chemical uniqueness and organization
B. To respond to stimuli
C. To evolve
D. To possess a genetic program to control cell processes

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

9. Which statement about living things is FALSE? 
A. Living things are made up of cells
B. Living things obey the laws of chemistry and physics
C. Living things show organization and other common characteristics of life
D. Emergent properties arise from interactions among the components of a system
E. Living things are composed only of organic elements, whereas nonliving things are made up of inorganic elements

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
10.  "Self-replicating molecular assemblage" is a classic definition of life. However, clay particles in clay soil contain aluminum and iron compounds that determine the pattern of particles in adjacent layers over time and, therefore, represent a self-replicating molecular assemblage. What can we conclude?  
A.  Clay soil is living 
B.  Clay soil is not living because there was no molecular change involved 
C.  Clay soil is not living because no carbon is involved; otherwise, such replication would be living 
D.  Clay soil is not living because what is described is a simple repetitive process without the ability to evolve or respond to the environment 

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
11. All of the chemical energy transformations that occur within a cell constitute 
A. evolution.
B. metabolism.
C. adaptation.
D. homeostasis.

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

12. "Cryptobiosis" is a state of almost total water loss found in some roundworms, rotifers, and tardigrades and was previously considered a near cessation of metabolism. Recently, a British Museum botanist accidentally spilled fluid on a 120+year-old herbarium mount of a lichen. Fearing damage to the specimen, he immediately inspected it under the microscope and found tardigrades "waking up." This observation 
A. supports the claim that the tardigrades were dead but began respiring again at a very slow rate after the fluid was added.
B. makes it possible that we can bring most dead animals back to life.
C. contradicts both the cell theory and evolutionary theory.
D. indicates metabolism did not stop, and that organization and water made it sufficient to maintain the possibility for "life."

Bloom's Level: 4. Analyze
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
13. Reproduction of organisms involves the apparently contradictory phenomena of 
A. cellular and noncellular structures.
B. catabolism and anabolism.
C. adaptation and evolution.
D. variation and heredity.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
14. The main function of a genetic program is to 
A. maintain metabolism in living systems.
B. respond to environmental stimuli.
C. provide fidelity of inheritance and allow for genetic variation.
D. regulate development of multicellular creatures.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

15. A molecular pathway in the liver that is responsible for breaking down complex molecules into simple molecules for excretion as wastes is an example of 
A. anabolism.
B. catabolism.
C. adaptation.
D. entropy.

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
16. Embryos, larvae, and metamorphosis are related to which characteristic of living systems? 
A. Development
B. Metabolism
C. Movement
D. Environmental interaction

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
17. Irritability is related to which general property of living systems? 
A. Development
B. Metabolism
C. Evolution
D. Environmental interaction

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

18. Which statement about environmental interaction is NOT correct? 
A. Study of organisms and their interactions with the environment is called ecology
B. To study ecology, we must separate living organisms from their environment
C. The evolutionary history of a lineage is connected to the environment where it lived
D. Organisms are intimately connected with their physical environment

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
19. Which best describes the first law of thermodynamics? 
A. Energy is neither created nor destroyed, but it can change from one energy form to another
B. Energy can be created from matter or used to produce matter
C. 
Useful energy is lost as heat whenever an energy transfer occurs

D. Energy transfers are always 100% efficient in changing energy from one form to another

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
20. The second law of thermodynamics, or entropy law, means that for living organisms 
A. maintaining cellular organization requires continual energy input.
B. there is a tendency in nature to greater molecular organization.
C. energy stored by plants is unavailable for animals.
D. energy is of less concern than matter.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

21. Which is consistent with the laws of physics governing energy? 
A. As a car burns gasoline, 100% of the fuel energy goes into moving the car along the road
B. You eat a "quarter-pounder" hamburger and assemble exactly a quarter pound of additional body weight on your body
C. Sunlight that is absorbed on the earth eventually returns to space as dispersed heat
D. Chemical bonds are an example of converting energy to matter; breaking the bonds converts matter to energy

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
22. Science cannot yet describe "thinking" in physical terms. However, we know that it involves metabolism within brain cells. With positron emission tomography (PET) scan or activity nuclear magnetic resonance (NMR) it is possible to image the regions of the brain that are most metabolically active during various mental activities. For different mental functions, different regions and nerve cells become active. However, 
A. the cellular energy expended in "thinking" must be less than the chemical bond energy supplied in food to these brain cells.
B. "thought" cannot be linked to cell processes because energy is not related to matter.
C. since thoughts can repeat, the requirement for a continual input of energy to prevent entropy does not apply to this cell activity.
D. "thinking" is beyond the scope of science to study.

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life

23. Living organisms represent stored energy in the form of chemical compounds. When they die, what happens to this stored energy? 
A. Chemical compounds immediately begin to lose their high energy bonds
B. Chemical compounds immediately begin to degrade into basic elements
C. Macromolecules in cells begin to lose their organization because there is no longer an input of energy to maintain the organized state
D. Macromolecules in cells remain in place and ready for use unless digested by a consumer or decay organism

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
24.  Eventually the sun will swell to become a red giant star. This red giant will engulf the earth and then "burn out." All forms of energy will be dispersed in a final "heat death." Compared with conditions today, the total entropy of the universe then will  
A.  have increased only slightly. 
B.  have decreased greatly. 
C.  have increased greatly. 
D.  None of the choices is correct. 

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
25. Which kingdom contains multicellular organisms that ingest their food? 
A. Protista
B. Animalia
C. Plantae
D. Fungi

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.02
Topic: Zoology as a Part of Biology

26. Which kingdom contains organisms that obtain their food by absorption through hyphae and never develop from embryos? 
A. Protista
B. Animalia
C. Plantae
D. Fungi

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.02
Topic: Zoology as a Part of Biology
 
27. During the creation court case in Arkansas, Judge Overton defined the essential properties of science. Which statement is NOT true about science? 
A. Science is concerned about understanding the natural world
B. Science approaches data in a personal or subjective manner
C. Conclusions of science are subject to change based on new findings
D. Science establishes hypotheses that have the potential to be tested and disproved

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
28. Much of science is based on an approach known as the __________ method. 
A. natural
B. inductive-deductive
C. hypothetical
D. hypothetico-deductive

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science

29. What is a hypothesis? 
A. A tentative statement, based on information or data, that explains a large number of observations and guides experimentation
B. A report of the findings of scientific experiments
C. A general statement made to infer a specific conclusion, often in an "if . . . then" format
D. Using isolated facts to reach a general idea that may explain a phenomenon

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
30. Which statement about a hypothesis is NOT correct? 
A. Experiments or observations are conducted to test a hypothesis
B. A hypothesis can be tested many times using different methods
C. Data that support a hypothesis actually prove it to be true
D. If data from experimentation does not lend support to a hypothesis, the hypothesis must be rejected or revised

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
31. Which of the following terms best describes a conceptual scheme in science that is strongly supported, has not yet been found incorrect, and is based on the results of many observations? 
A. A scientific paradigm
B. Descriptive research
C. A scientific theory
D. Experimental results

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science

32. Powerful theories that guide a broad range of research are 
A. scientific models.
B. scientific revolutions.
C. scientific principles.
D. scientific paradigms.

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
33. When the paradigms of science are shifted or replaced, we consider this a 
A. scientific discovery.
B. scientific revolution.
C. change in scientific principles.
D. theoretical breakthrough.

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
34. Attempting to understand proximate or immediate causes in Biology requires this type of approach: 
A. Evolutionary
B. Descriptive
C. Theoretical
D. Experimental

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science

35. What is the goal of using the experimental method to investigate proximate causes in biology? 
A. To disprove biological principles or theories
B. To test our understanding of a biological system
C. To better mankind by inventing something unique
D. To prove or disprove the existence of God

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
36. To have a frame of reference against which to compare experimental findings, a scientist must 
A. study two groups: a control group and an experimental group.
B. eliminate all expectations that might cause a biased interpretation of the results.
C. have other scientists look at the results.
D. do nothing; a "frame of reference" is not necessary.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
37.  Which statement is NOT correct about experimental design?  
A.  All conditions are held the same except for the condition being tested for in the experimental group 
B.  It is best to use identical subjects (except for the treatment in the experimental group) in order to reduce the uncontrolled factors 
C.  The condition being tested in an experiment is the "control" 
D.  Statistical comparisons are made between groups to determine if any difference is beyond random chance 

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science

38. Which best describes a control group in an experiment? 
A. A group with the condition that is being tested
B. A non-random sample taken through all experimental steps
C. A variable that is being deliberately varied in the experiment
D. A group that lacks the disturbance experienced by the experimental group

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
39. Some ecologists study complex interactions of animals and plants in forests. Such field research produces slightly different results for different researchers. In contrast, ecology experiments performed indoors with one organism in a terrarium usually produce results that are repeatable. What is the most likely explanation? 
A. The scientific method is only useful in laboratory settings
B. It is not possible to establish a control group outside of a laboratory
C. It is easier to hold all but one variable constant in a laboratory
D. Fieldwork is evolutionary; laboratory work is experimental

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
40. A person goes around banging a drum each day. You ask him why. He replies, "To drive off the tigers!" You reply "But there aren't any tigers around here." He replies, "See, it works!" From a science viewpoint, this conclusion 
A. is science because it is predictive of what will happen tomorrow morning.
B. is scientifically valid because there is probably a connection between loud noise and absence of tigers.
C. is not valid unless there is the potential for tigers to be here, or a test is run with tigers.
D. cannot be scientifically treated because it involves human behavior.

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.03
Topic: Principles of Science

41. From Missouri to central Ohio to Pennsylvania, many people believe that they have water moccasins ("cottonmouth snakes") in their farm ponds. Many have "seen them" although they are not so foolish as to try to capture one alive. Meanwhile, the wildlife officers and the range maps in the herpetology books say that cottonmouths do not breed this far north. What is the most scientific attitude to assume on this issue? 
A. Observations by both the public and the fish and game officers are subjective so this is not possible to resolve objectively
B. A field trip to the pond locations to capture and confirm the identity of the snakes would settle the matter
C. Scientific books with range maps are based on field research and, therefore, determine the truth in this case
D. Because living organisms are active, scientific theories in biology always change and the older books are therefore wrong

Bloom's Level: 3. Apply
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
42. Which of the following questions addresses an ultimate cause in biology that could be studied using the comparative method? 
A. How does an animal maintain a constant body temperature in different environmental conditions?
B. What are the evolutionary factors that caused some species of birds to acquire complex patterns of seasonal migration between North and South America?
C. What are the environmental factors that signal the birds of a particular species to begin their seasonal migration?
D. What are the receptors for geomagnetism in Monarch butterflies?

Bloom's Level: 4. Analyze
Gradable: automatic
Section: 01.03
Topic: Principles of Science

43. The theory of evolution, along with all other theories in science 
A. has been proven in a mathematical sense.
B. is mere speculation.
C. is testable, tentative, and potentially falsifiable.
D. is so powerful that no conceivable evidence could possibly refute it.

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.04
Topic: Theories of Evolution and Heredity
 
44. The theory that all forms of life descended from a common ancestor through a branching of lineages constitutes Darwin's theory of 
A. perpetual change.
B. common descent.
C. multiplication of species.
D. natural selection.

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.04
Topic: Theories of Evolution and Heredity
 
45.  The statement that the large anatomical differences that separate the major groups of animals originated through the accumulation of many small incremental changes over long periods of time illustrates Darwin's theory of  
A.  perpetual change. 
B.  multiplication of species. 
C.  gradualism. 
D.  All of the choices are correct. 

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.04
Topic: Theories of Evolution and Heredity

46. The principle of natural selection is founded in which of the following statements? 
A. Organisms vary and some variations provide an advantage for survival
B. All organisms tend to overproduce their kind
C. There is a struggle for existence among varying organisms in a population
D. All of these choices together represent the principle of natural selection

Bloom's Level: 2. Understand
Gradable: automatic
Section: 01.04
Topic: Theories of Evolution and Heredity
 
47. Which of these is a variation of form, function, or behavior that promotes the likelihood of a species' continued existence? 
A. Evolution
B. Metabolism
C. Adaptation
D. Homeostasis

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.04
Topic: Theories of Evolution and Heredity
 
48. What was the major obstacle that Darwin's theory of natural selection faced when first proposed in 1859? 
A. It lacked a valid theory of heredity
B. It was unable to explain adaptation
C. It could not explain the origins of new anatomical structures
D. It required unreasonably long periods of time to operate

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.04
Topic: Theories of Evolution and Heredity

Fill in the Blank Questions

49. A group within an experimental design that is subjected to all the conditions except the experimental variable is called the ______________. 
control

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
50. A broad concept in science that is strongly supported by many forms of evidence, is accepted by an overwhelming number of scientists, and has not yet been found to be incorrect is a __________________. 
theory

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science
 
51. The appearance of new characteristics at a given level of biological organization is known as emergence, and these characteristics are known as _______ ________. 
emergent properties

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.01
Topic: Fundamental Properties of Life
 
52. Physiological sciences ask questions about the ____________ causes underlying a biological system whereas the evolutionary sciences ask questions about the ultimate causes that have produced the system. 
proximate

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science

53.  Religious groups formerly proclaiming their views under the banner "creation-science" have renamed their arguments "_______ _______ _______" in an attempt to gain credibility.  
intelligent design theory

Bloom's Level: 1. Remember
Gradable: automatic
Section: 01.03
Topic: Principles of Science

Essay Questions
 
54. Explain Darwinian evolution as an emergent property of the population level of biological organization. 
Answers will vary but should reflect the lack of ability to predict evolution from population level features.

Bloom's Level: 6. Create
Gradable: manual
Section: 01.04
Topic: Theories of Evolution and Heredity