Developmental psychology worksheet with answers

According to Erikson, the main conflict of infancy is:

1. AIndustry versus inferiority
2. BInitiative versus guilt
3. CTrust versus mistrust
4. DAutonomy versus shame and doubt

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

1. AMoro reflex
2. BRooting reflex
3. CSucking reflex
4. DStepping reflex

Object permanence is the understanding that:

1. AThe amount of liquid stays the same in a different glass
2. BObjects continue to exist when they cannot be seen
3. COther people have different thoughts
4. DObjects can be sorted by size

A 3-year-old hears a new word once, "This is the chromium tray", and later picks out the correct tray. This is called:

1. AOverextension
2. BBabbling
3. CTelegraphic speech
4. DFast mapping

The Sally–Anne task is used to test whether a child has:

1. ATheory of mind
2. BSecure attachment
3. CObject permanence
4. DConservation of number

A study finds that the heritability of height in a population is about 0.8. What does this mean?

1. AHeight in that group cannot be changed by the environment
2. B80% of people in that group inherit height from their mother
3. C80% of each person's own height is caused by their genes
4. D80% of height differences in that group are linked to genes

Temperament research by Thomas and Chess classified infants into which three main groups?

1. AAuthoritative, authoritarian and permissive
2. BSecure, avoidant and resistant
3. CEasy, difficult and slow-to-warm-up
4. DIntroverted, extroverted and ambiverted

Genie was isolated and given almost no language input until she was found at age 13. Later she learned many words but never mastered grammar. This case is often used to support:

1. AThe idea that language is learned only through reinforcement
2. BThe claim that grammar is learned faster than vocabulary
3. CA critical or sensitive period for language acquisition
4. DThe idea that age has no effect on language learning