Developmental psychology worksheet with answers

A toddler says "Daddy go car" and "want milk". This stage of language is called:

1. ABabbling
2. BOverregularisation
3. CCooing
4. DTelegraphic speech

A baby throws its arms outwards and then pulls them in after a sudden loud noise. This is the:

1. AStepping reflex
2. BMoro reflex
3. CRooting reflex
4. DSucking reflex

Konrad Lorenz found that goslings followed the first moving object they saw after hatching. This is called:

1. AHabituation
2. BAssimilation
3. CScaffolding
4. DImprinting

In Mischel's "marshmallow test", children could eat one treat now or wait to get two. The task measures:

1. ADelay of gratification
2. BAttachment security
3. CConservation
4. DObject permanence

Which concept refers to a period when a child is especially sensitive to certain experiences?

1. AObject permanence
2. BCritical (sensitive) period
3. CHabituation
4. DAccommodation

Habituation in infant research is used to show that babies:

1. APrefer their own reflection
2. BBecome drowsy and sleep more when the same stimulus is presented over and over again
3. CAre born with full adult vision
4. DCan tell two stimuli apart because interest returns when the stimulus changes

Harlow's monkeys raised in isolation with only surrogate mothers later showed which outcome?

1. AStrong attachment to the wire mother as adults
2. BBetter problem solving than monkeys that had been reared by real mothers
3. CCompletely normal adult social behaviour
4. DAbnormal social behaviour and difficulty caring for their own young

The concept of "internal working model" in attachment theory refers to:

1. AA computer model of child development
2. BA mental representation of relationships based on early attachment experiences
3. CThe infant's memory for faces only
4. DA plan made by parents for their child's education