Deck 11: The Role of Heredity and Environment in Intelligence

Question 1

IQ stands for:

A)Intelligent qualia
B)Ideal quota
C)Intelligence quiz
D)Intelligence quotient
E)Intelligence quality

Answer 1

Intelligence quotient

Question 2

What was the stated purpose of the pioneers of intelligence tests?

A)Eugenics
B)Elitism
C)To find who would benefit from education
D)To establish that intelligence is largely inherited
E)To ensure that children of wealthy parents get special privileges

Answer 2

To find who would benefit from education

Question 3

A child who gained the same number of correct answers at age 12 as at age 8 would have:

A)Decreasing IQ
B)Constant IQ
C)Increasing IQ
D)Low IQ
E)High IQ

Answer 3

Decreasing IQ

Question 4

What is the next number in the following sequence: 5, 24, 10, 12, 15, 6, 20, ?

A)3
B)14
C)25
D)26
E)30

Question 5

Roughly how many people have an IQ score between 85 and 115?

A)Ninety-five percent
B)Ten million
C)500
D)Two thirds of the population
E)Virtually everybody

Question 6

The population distribution of IQ scores is:

A)Bimodal
B)Average
C)We don't know because nobody has ever tested the entire population
D)Skewed
E)Normal

Question 7

Which of these people was a pioneer of IQ tests?

A)Benton
B)Eysenck
C)Sternberg
D)Flavell
E)Binet

Question 8

In developing an IQ test, one might influence the shape of the population distribution by:

A)Testing only males
B)Testing only females
C)Adding questions
D)Creating a nonverbal test
E)Creating a culture-fair test

Question 9

An IQ score of 100 is:

A)More common in adults than in children
B)High
C)Low
D)Unattainable
E)Average

Question 10

What is the relation between measured intelligence and scholastic success?

A)Unhealthy
B)Negative
C)Positive
D)Unfair
E)Spurious

Question 11

In the context of measuring intelligence, what does "g" refer to?

A)Genetic intelligence
B)General intelligence
C)Giftedness
D)Genome
E)Genetic epistemology

Question 12

What is the relationship between fluid and crystalized intelligence in a developmental sense?

A)Crystalized intelligence increases but fluid intelligence does not
B)Fluid intelligence increases but crystalized intelligence does not
C)There is no relationship
D)Untenable
E)To date, there is no evidence, but this is a priority for future research

Question 13

What is the WISC?

A)A special educational program designed to improve children's IQs so that they can attend a selective school
B)A clinical test used for diagnosing developmental disorders
C)A statistical technique for determining the degree of relatedness in the IQ scores of identical twins
D)A general commercially available IQ test
E)An intelligence test for children

Question 14

Identical twins are known as:

A)Zygotes
B)Dizygotic
C)Brothers and sisters
D)Monozygotic
E)Individuals only to their parents

Question 15

An example of a negative correlation is:

A)0)7
B)0
C)-0.5
D)-0.8
E)-1.5

Question 16

Many studies find a correlation between pairs of identical twins reared apart roughly in the order of:

A)0.7
B)0.4
C)1
D)0
E)-0.4

Question 17

DZ twins are also known as:

A)Fraternal twins
B)Identical twins
C)Monozygotic twins
D)Twins reared apart
E)Twins reared together

Question 18

Studies that measure the IQs of identical twins reveal that:

A)IQ actually has a low heritability factor
B)The heritability factor is stable throughout life
C)The heritability factor is greater in infancy than in childhood
D)The heritability factor is higher in senescence than in childhood
E)Diet has a big influence on IQ

Question 19

If identical twins reared apart have very different IQs, this could best be explained by:

A)Genetics
B)Environmental factors
C)Unreliability of the test
D)Motivation
E)Fabricated data

Question 20

Benton and Roberts (1988) investigated whether ______ increases IQ.

A)Attending an excellent school
B)Listening to Mozart
C)Motivation
D)Taking vitamins
E)An enriched family environment

Question 21

Elardo, Bradley, and Caldwell (1975) conducted a longitudinal study to investigate:

A)The quality of the family environment in relation to measured intelligence
B)How eating junk food is detrimental to intelligence
C)The biggest and most comprehensive IQ test that has ever been created
D)The effect of truancy on IQ
E)The relation between how tall a person is and how intelligent they are

Question 22

The "Flynn effect" relates to:

A)Rises in IQ scores over the generations
B)Improved performance on IQ tests over the decades
C)People becoming less intelligent as they spend more time watching TV
D)People becoming less intelligent as they eat more junk food
E)Children becoming less intelligent because school work is too easy

Question 23

Ravens Progressive Matrices are:

A)An obsolete IQ test that was popular in the early 20th century
B)A test of verbal IQ
C)A dormitory for a bird of prey
D)An IQ test designed to identify children that have had an impoverished upbringing
E)An IQ test that is intended to be culturally fair

Question 24

If an IQ test that was widely used in the 1930s was presented to today's children, they would:

A)Perform very poorly
B)Be identified, on average, as having an IQ of 120
C)Find it almost impossible
D)Be identified, on average, as having an IQ of 80
E)Misunderstand the instructions

Question 25

Confluence theory says that:

A)Children with lots of siblings tend to have relatively low IQs
B)Nature and nurture combine in determining intelligence
C)Mothers with few children are better parents than mothers with lots of children
D)The nation is becoming more and more intelligent over the decades
E)Children who watch too much TV have low IQ scores