Psychological Science, 7th Edition (Phelps &
Gazzaniga)
300 Practice Questions with Answers and Rationales
Question 1. Which statement best reflects a key principle of developmental psychology in
psychological science?
A. Human behavior related to developmental psychology is entirely determined by genetics.
B. Psychological processes in developmental psychology involve interactions between biological,
cognitive, and environmental factors.
C. Research in developmental psychology focuses only on observable behavior and ignores mental
processes.
D. Findings in developmental psychology are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that developmental psychology involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 2. Which statement best reflects a key principle of psychological therapies in psychological
science?
A. Human behavior related to psychological therapies is entirely determined by genetics.
B. Psychological processes in psychological therapies involve interactions between biological,
cognitive, and environmental factors.
C. Research in psychological therapies focuses only on observable behavior and ignores mental
processes.
D. Findings in psychological therapies are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that psychological therapies involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 3. Which statement best reflects a key principle of language and thought in psychological
science?
A. Human behavior related to language and thought is entirely determined by genetics.
B. Psychological processes in language and thought involve interactions between biological, cognitive,
and environmental factors.
C. Research in language and thought focuses only on observable behavior and ignores mental
processes.
D. Findings in language and thought are purely theoretical and cannot be tested scientifically.
,Rationale: Psychological science emphasizes that language and thought involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 4. Which statement best reflects a key principle of social psychology in psychological
science?
A. Human behavior related to social psychology is entirely determined by genetics.
B. Psychological processes in social psychology involve interactions between biological, cognitive, and
environmental factors.
C. Research in social psychology focuses only on observable behavior and ignores mental
processes.
D. Findings in social psychology are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that social psychology involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 5. Which statement best reflects a key principle of language and thought in psychological
science?
A. Human behavior related to language and thought is entirely determined by genetics.
B. Psychological processes in language and thought involve interactions between biological, cognitive,
and environmental factors.
C. Research in language and thought focuses only on observable behavior and ignores mental
processes.
D. Findings in language and thought are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that language and thought involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 6. Which statement best reflects a key principle of social psychology in psychological
science?
A. Human behavior related to social psychology is entirely determined by genetics.
B. Psychological processes in social psychology involve interactions between biological, cognitive, and
environmental factors.
C. Research in social psychology focuses only on observable behavior and ignores mental
processes.
D. Findings in social psychology are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that social psychology involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
,Question 7. Which statement best reflects a key principle of sensation and perception in psychological
science?
A. Human behavior related to sensation and perception is entirely determined by genetics.
B. Psychological processes in sensation and perception involve interactions between biological,
cognitive, and environmental factors.
C. Research in sensation and perception focuses only on observable behavior and ignores mental
processes.
D. Findings in sensation and perception are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that sensation and perception involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 8. Which statement best reflects a key principle of psychological therapies in psychological
science?
A. Human behavior related to psychological therapies is entirely determined by genetics.
B. Psychological processes in psychological therapies involve interactions between biological,
cognitive, and environmental factors.
C. Research in psychological therapies focuses only on observable behavior and ignores mental
processes.
D. Findings in psychological therapies are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that psychological therapies involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 9. Which statement best reflects a key principle of psychological therapies in psychological
science?
A. Human behavior related to psychological therapies is entirely determined by genetics.
B. Psychological processes in psychological therapies involve interactions between biological,
cognitive, and environmental factors.
C. Research in psychological therapies focuses only on observable behavior and ignores mental
processes.
D. Findings in psychological therapies are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that psychological therapies involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 10. Which statement best reflects a key principle of sensation and perception in
psychological science?
A. Human behavior related to sensation and perception is entirely determined by genetics.
, B. Psychological processes in sensation and perception involve interactions between biological,
cognitive, and environmental factors.
C. Research in sensation and perception focuses only on observable behavior and ignores mental
processes.
D. Findings in sensation and perception are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that sensation and perception involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 11. Which statement best reflects a key principle of language and thought in psychological
science?
A. Human behavior related to language and thought is entirely determined by genetics.
B. Psychological processes in language and thought involve interactions between biological, cognitive,
and environmental factors.
C. Research in language and thought focuses only on observable behavior and ignores mental
processes.
D. Findings in language and thought are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that language and thought involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 12. Which statement best reflects a key principle of learning and conditioning in
psychological science?
A. Human behavior related to learning and conditioning is entirely determined by genetics.
B. Psychological processes in learning and conditioning involve interactions between biological,
cognitive, and environmental factors.
C. Research in learning and conditioning focuses only on observable behavior and ignores mental
processes.
D. Findings in learning and conditioning are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that learning and conditioning involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 13. Which statement best reflects a key principle of sensation and perception in
psychological science?
A. Human behavior related to sensation and perception is entirely determined by genetics.
B. Psychological processes in sensation and perception involve interactions between biological,
cognitive, and environmental factors.
C. Research in sensation and perception focuses only on observable behavior and ignores mental
processes.
Gazzaniga)
300 Practice Questions with Answers and Rationales
Question 1. Which statement best reflects a key principle of developmental psychology in
psychological science?
A. Human behavior related to developmental psychology is entirely determined by genetics.
B. Psychological processes in developmental psychology involve interactions between biological,
cognitive, and environmental factors.
C. Research in developmental psychology focuses only on observable behavior and ignores mental
processes.
D. Findings in developmental psychology are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that developmental psychology involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 2. Which statement best reflects a key principle of psychological therapies in psychological
science?
A. Human behavior related to psychological therapies is entirely determined by genetics.
B. Psychological processes in psychological therapies involve interactions between biological,
cognitive, and environmental factors.
C. Research in psychological therapies focuses only on observable behavior and ignores mental
processes.
D. Findings in psychological therapies are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that psychological therapies involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 3. Which statement best reflects a key principle of language and thought in psychological
science?
A. Human behavior related to language and thought is entirely determined by genetics.
B. Psychological processes in language and thought involve interactions between biological, cognitive,
and environmental factors.
C. Research in language and thought focuses only on observable behavior and ignores mental
processes.
D. Findings in language and thought are purely theoretical and cannot be tested scientifically.
,Rationale: Psychological science emphasizes that language and thought involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 4. Which statement best reflects a key principle of social psychology in psychological
science?
A. Human behavior related to social psychology is entirely determined by genetics.
B. Psychological processes in social psychology involve interactions between biological, cognitive, and
environmental factors.
C. Research in social psychology focuses only on observable behavior and ignores mental
processes.
D. Findings in social psychology are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that social psychology involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 5. Which statement best reflects a key principle of language and thought in psychological
science?
A. Human behavior related to language and thought is entirely determined by genetics.
B. Psychological processes in language and thought involve interactions between biological, cognitive,
and environmental factors.
C. Research in language and thought focuses only on observable behavior and ignores mental
processes.
D. Findings in language and thought are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that language and thought involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 6. Which statement best reflects a key principle of social psychology in psychological
science?
A. Human behavior related to social psychology is entirely determined by genetics.
B. Psychological processes in social psychology involve interactions between biological, cognitive, and
environmental factors.
C. Research in social psychology focuses only on observable behavior and ignores mental
processes.
D. Findings in social psychology are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that social psychology involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
,Question 7. Which statement best reflects a key principle of sensation and perception in psychological
science?
A. Human behavior related to sensation and perception is entirely determined by genetics.
B. Psychological processes in sensation and perception involve interactions between biological,
cognitive, and environmental factors.
C. Research in sensation and perception focuses only on observable behavior and ignores mental
processes.
D. Findings in sensation and perception are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that sensation and perception involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 8. Which statement best reflects a key principle of psychological therapies in psychological
science?
A. Human behavior related to psychological therapies is entirely determined by genetics.
B. Psychological processes in psychological therapies involve interactions between biological,
cognitive, and environmental factors.
C. Research in psychological therapies focuses only on observable behavior and ignores mental
processes.
D. Findings in psychological therapies are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that psychological therapies involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 9. Which statement best reflects a key principle of psychological therapies in psychological
science?
A. Human behavior related to psychological therapies is entirely determined by genetics.
B. Psychological processes in psychological therapies involve interactions between biological,
cognitive, and environmental factors.
C. Research in psychological therapies focuses only on observable behavior and ignores mental
processes.
D. Findings in psychological therapies are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that psychological therapies involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 10. Which statement best reflects a key principle of sensation and perception in
psychological science?
A. Human behavior related to sensation and perception is entirely determined by genetics.
, B. Psychological processes in sensation and perception involve interactions between biological,
cognitive, and environmental factors.
C. Research in sensation and perception focuses only on observable behavior and ignores mental
processes.
D. Findings in sensation and perception are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that sensation and perception involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 11. Which statement best reflects a key principle of language and thought in psychological
science?
A. Human behavior related to language and thought is entirely determined by genetics.
B. Psychological processes in language and thought involve interactions between biological, cognitive,
and environmental factors.
C. Research in language and thought focuses only on observable behavior and ignores mental
processes.
D. Findings in language and thought are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that language and thought involves complex interactions
among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 12. Which statement best reflects a key principle of learning and conditioning in
psychological science?
A. Human behavior related to learning and conditioning is entirely determined by genetics.
B. Psychological processes in learning and conditioning involve interactions between biological,
cognitive, and environmental factors.
C. Research in learning and conditioning focuses only on observable behavior and ignores mental
processes.
D. Findings in learning and conditioning are purely theoretical and cannot be tested scientifically.
Rationale: Psychological science emphasizes that learning and conditioning involves complex
interactions among biological processes, cognitive mechanisms, and environmental influences. Modern
psychological research uses scientific methods to test these relationships rather than assuming
single■cause explanations.
Question 13. Which statement best reflects a key principle of sensation and perception in
psychological science?
A. Human behavior related to sensation and perception is entirely determined by genetics.
B. Psychological processes in sensation and perception involve interactions between biological,
cognitive, and environmental factors.
C. Research in sensation and perception focuses only on observable behavior and ignores mental
processes.
