HDFS 210 ACTUAL FINAL EXAM (PURDUE UNIVERSITY) |COMPLETE
QUESTIONS WITH 100% RATED EXPERT SOLUTIONS |2026 LATEST
UPDATED
Jason and Justin are twins and are genetically identical. They are ________ twins.
a. monozygotic
b. zygote
c. dizygotic
d. gamete - (answer)a. monozygotic
Advocates of the __________ perspective believe that much of behavior is motivated by inner
forces, memories, and conflicts of which a person has little awareness or control
a. psychosexual
b. psychodynamic
c. behavioral
d. psychosocial - (answer)b. psychodynamic
Research with "possible" and "impossible" events has led to the conclusion that
infants_________
a. develop an understanding of object permanence at an older age than predicted by Piaget
,b. develop an understanding of object permanence at the exact age that was predicted by Piaget
c. develop an understanding of object permanence at a younger age than was predicted by Piaget
d. are born with object permanence - (answer)c. develop an understanding of object permanence
at a younger age than was predicted by Piaget
An observable trait - a trait that is actually seen - is labeled ______
a. dominant
b. a genotype
c. recessive
d. a phenotype - (answer)d. a phenotype
The general conclusion among researchers is that virtually all traits, characteristics, and
behaviors are the joint results of the combination and interaction of nature and nurture
a. false
b. true - (answer)b. true
What is the term for the model that seeks to justify the way that individuals take in, use, and
store information?
a. encoding
,b. automatization
c. memory model
d. information-processing approach - (answer)d. information-processing approach
Linda has one allele for curly hair and another for straight hair. Linda's alleles are_________
a. heterozygous
b. polyzygotic
c. dizygotic
d. homozygous - (answer)a. heterozygous
Eight-month-old Elisha's crib is located near a large mirror on her dresser, yet Elisha barely ever
stops to look at herself in the mirror. On the other hand, her 18-month-old sister, Amanda, stops
regularly to gaze at herself as she crawls around on the floor near the full-length bathroom
mirror. What is the likely reason that Amanda looks at the mirror but Elisha does not?
a. amanda's self-awareness has begun to develop into narcissism
b. elisha has developed self-awareness, but is too interested in other things to look at herself
c. amanda's mother has given her more attention than elisha
d. amanda has developed self-awareness, or knowledge of herself - (answer)d. Amanda has
developed self-awareness, or knowledge of herself
, Which of the following is a type of speech directed toward infants and characterized by short,
simple sentences?
a. universal grammar
b. nativist approach
c. infant-directed speech
d. language acquisition device - (answer)c. infant-directed speech
Judy was bitten by a small brown and white dog when she was a little girl, and now every time
she sees a small dog approaching her, she is fearful. Watson would say that Judy's reaction is a
result of _________ conditioning.
a. behavioral
b. psychosocial
c. classical
d. reinforcement - (answer)c. classical
If a baby is making speech-like but meaningless sounds, this is a universal phenomenon called
a. cooing
b. gurgling
QUESTIONS WITH 100% RATED EXPERT SOLUTIONS |2026 LATEST
UPDATED
Jason and Justin are twins and are genetically identical. They are ________ twins.
a. monozygotic
b. zygote
c. dizygotic
d. gamete - (answer)a. monozygotic
Advocates of the __________ perspective believe that much of behavior is motivated by inner
forces, memories, and conflicts of which a person has little awareness or control
a. psychosexual
b. psychodynamic
c. behavioral
d. psychosocial - (answer)b. psychodynamic
Research with "possible" and "impossible" events has led to the conclusion that
infants_________
a. develop an understanding of object permanence at an older age than predicted by Piaget
,b. develop an understanding of object permanence at the exact age that was predicted by Piaget
c. develop an understanding of object permanence at a younger age than was predicted by Piaget
d. are born with object permanence - (answer)c. develop an understanding of object permanence
at a younger age than was predicted by Piaget
An observable trait - a trait that is actually seen - is labeled ______
a. dominant
b. a genotype
c. recessive
d. a phenotype - (answer)d. a phenotype
The general conclusion among researchers is that virtually all traits, characteristics, and
behaviors are the joint results of the combination and interaction of nature and nurture
a. false
b. true - (answer)b. true
What is the term for the model that seeks to justify the way that individuals take in, use, and
store information?
a. encoding
,b. automatization
c. memory model
d. information-processing approach - (answer)d. information-processing approach
Linda has one allele for curly hair and another for straight hair. Linda's alleles are_________
a. heterozygous
b. polyzygotic
c. dizygotic
d. homozygous - (answer)a. heterozygous
Eight-month-old Elisha's crib is located near a large mirror on her dresser, yet Elisha barely ever
stops to look at herself in the mirror. On the other hand, her 18-month-old sister, Amanda, stops
regularly to gaze at herself as she crawls around on the floor near the full-length bathroom
mirror. What is the likely reason that Amanda looks at the mirror but Elisha does not?
a. amanda's self-awareness has begun to develop into narcissism
b. elisha has developed self-awareness, but is too interested in other things to look at herself
c. amanda's mother has given her more attention than elisha
d. amanda has developed self-awareness, or knowledge of herself - (answer)d. Amanda has
developed self-awareness, or knowledge of herself
, Which of the following is a type of speech directed toward infants and characterized by short,
simple sentences?
a. universal grammar
b. nativist approach
c. infant-directed speech
d. language acquisition device - (answer)c. infant-directed speech
Judy was bitten by a small brown and white dog when she was a little girl, and now every time
she sees a small dog approaching her, she is fearful. Watson would say that Judy's reaction is a
result of _________ conditioning.
a. behavioral
b. psychosocial
c. classical
d. reinforcement - (answer)c. classical
If a baby is making speech-like but meaningless sounds, this is a universal phenomenon called
a. cooing
b. gurgling
