Which of the following teratogens tends to greatly reduce oxygen to the fetus,
increase the risk of miscarriage, prematurity, and low birth weight with surviving children showing lower scores on language and mental abilities tests?
a. German measles
b. maternal stress
c. exposure to X-rays
d. smoking by the mother
ANSWER: d
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While there are many theories regarding the cause(s) of ADHD, some suspected causes have not held up to research scrutiny. Which of the following has not been supported conclusively as a cause of ADHD in scientific research?
A) too much sugar B) food allergies C) bad parenting D) all of the above
Which of the following statements concerning Gardner's theory of multiple intelligences is FALSE?
A) Everyone has a different profile of intelligences. B) There is an underlying biological component to intelligence. C) The eight types of intelligence are independent from one another. D) Environmental factors such as culture do not influence intelligence.