Developmental psychology worksheet with answers

A teratogen is:

1. AA gene that controls the timing of puberty in teens
2. BA hormone released by the placenta to start labour
3. CAn outside agent that can harm prenatal development
4. DA reflex that is present in newborn babies only

A child says "I goed to the park" and "two mouses". This error is called:

1. AOverregularisation
2. BTelegraphic speech
3. CUnderextension
4. DBabbling

A child who called every four-legged animal "dog" learns that cats are different and forms a new category. In Piaget's terms, this is:

1. AConservation
2. BAssimilation
3. CEgocentrism
4. DAccommodation

A researcher tests 5-, 10- and 15-year-olds now and then retests the same groups every two years. This design is called:

1. ALongitudinal only
2. BCase study
3. CCross-sectional
4. DCross-sequential

In Kohlberg's theory, a person who judges right and wrong mainly by avoiding punishment is at which level?

1. AFormal operational
2. BPre-conventional
3. CPost-conventional
4. DConventional

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

1. AObject permanence
2. BAttachment security
3. CDelay of gratification
4. DConservation

Japanese infants in early Strange Situation studies showed high rates of resistant attachment and very little avoidance. One common explanation is that:

1. AJapanese infants are genetically more anxious than infants elsewhere
2. BThey were rarely separated from mothers, so the test was unusually stressful
3. CJapanese mothers in these samples were usually insensitive towards their infants
4. DJapanese fathers did most of the caregiving in these families

A longitudinal design is preferred over a cross-sectional design when a researcher wants to:

1. ATrack how the same individuals change over time
2. BGet results as quickly as possible
3. CCompare different age groups at a single time point
4. DAvoid any participant drop-out