Question 1

Which research design in developmental psychology best allows researchers to study changes in the same individuals over time?

Accepted Answer

Longitudinal design

Question 2

A study finds that children whose mothers were exposed to higher levels of fluoride during pregnancy have slightly lower IQ scores at ages 3 to 4. What is the most likely explanation for this finding?

Accepted Answer

Fluoride exposure is a teratogen that can affect fetal brain development.

Question 3

Which of the following is an example of a teratogen?

Accepted Answer

Alcohol

Question 4

In the Dr. Seuss research example, what was the dependent variable (DV)?

Accepted Answer

Changes in babies' sucking rate

Question 5

Which parenting style is most likely to produce children who are independent, self-reliant, and have good social skills?

Accepted Answer

Authoritative

Question 6

According to Piaget, which stage is characterized by the development of object permanence?

Accepted Answer

Sensorimotor stage

Question 7

A child who believes that everyone shares their perspective and knowledge is most likely in which of Piaget's stages?

Accepted Answer

Preoperational

Question 8

Which of the following best describes the 'imaginary audience' phenomenon in adolescence?

Accepted Answer

Belief that others are constantly observing and judging them

Question 9

Which attachment style is characterized by distress when the caregiver leaves and ambivalence upon their return?

Accepted Answer

Ambivalent

Question 10

What is a major criticism of Ainsworth's attachment theory?

Accepted Answer

It fails to account for cultural differences in parenting practices.

Question 11

Which of the following best illustrates the principle of conservation in Piaget's theory?

Accepted Answer

A child understands that the amount of liquid remains the same when poured into a differently shaped glass.

Question 12

Which of the following is a protective factor for marital satisfaction after having children?

Accepted Answer

Strong pre-baby relationship

Question 13

According to socioemotional selectivity theory, what do older adults prioritize?

Accepted Answer

Focusing on positive, meaningful experiences

Question 14

Which of the following best describes the 'helper stage' in early social understanding?

Accepted Answer

Children show an early sense of fairness and prefer helpers over hinders

Question 15

Which parenting approach is most likely to activate empathy and support internal moral values in children?

Accepted Answer

Inductive discipline

Question 16

A child who can reverse an action in their mind (e.g., mentally undo pouring water from one glass to another) is most likely in which Piagetian stage?

Accepted Answer

Concrete operational

Question 17

Which of the following is a real-world example of a teratogen affecting prenatal development?

Accepted Answer

A mother exposed to thalidomide resulting in limb malformations in her baby

Question 18

What is the main evolutionary advantage of attachment in infants, according to Bowlby?

Accepted Answer

It ensures survival by promoting proximity to caregivers who provide safety and protection.

Question 19

Which of the following best describes adolescent egocentrism?

Accepted Answer

A belief that one's thoughts and experiences are unique and misunderstood

Question 20

According to the study materials, what is a common trend in marital satisfaction after becoming parents?

Accepted Answer

Marital satisfaction is highest before the birth of the first child and decreases until children leave home.

Lifespan Development: Key Concepts in Developmental Psychology

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