ACTUAL Exam Questions and CORRECT
Answers
The example of the sickle cell genotype illustrates - CORRECT ANSWER - a. balanced
polymorphism
b. how cultural practices can affect biological selection pressures
c. natural selection in action
The subfield of evolutionary studies that devotes attention to short-term evolutionary changes is -
CORRECT ANSWER - microevolution
The concept that defines a species as a reproductive community of populations (reproductively
isolated from others) that occupies a specific niche in nature is the - CORRECT ANSWER -
biological species concept
Which of the following is an example of genetic drift - CORRECT ANSWER - the bottleneck
effect
the founder effect
Why is it that scores on IQ tests do not demonstrate racial differences in intelligence -
CORRECT ANSWER - a.
the assumption that traits essential to racial identity are discrete and nonoverlapping is false
b.
differences between group scores on IQ tests may be due to cultural knowledge rather than
intelligence
c.
social class and educational background are more accurate predictors of IQ scores
, The concept that defines a fossil species based on the degrees of morphological difference that
can be calculated between living species is called the - CORRECT ANSWER - phenetic fossil
species concept
Denial of the existence of biological race - CORRECT ANSWER - a.
is not to deny the existence of human biological or genetic diversity
b.
is to deny that the patterns of human diversity can be usefully sorted into just a handful of
mutually exclusive categories
c.
resulted from the recognition that human variation does not come in neat divisions
"Population thinking" is central to the evolutionary thinking of - CORRECT ANSWER -
Darwin
Which of the following cultural practices have shaped the levels of pigmentation in human
populations? - CORRECT ANSWER - a.
wearing clothing
b.
using sun block
c.
eating a vitamin D-rich diet
Much recent research has demonstrated that IQ scores are - CORRECT ANSWER - shaped by
a range of environmental factors
Which of the following statements about the concept of "species" is correct - CORRECT
ANSWER - different biologists, working with living and fossil organisms, have devised
different criteria to identify boundaries between species