When Children of Comparable Socioeconomic Status Are Compared, Group Ethnic

question 73

Multiple Choice

When children of comparable socioeconomic status are compared, group ethnic differences in IQ test scores are reduced. Which of the following does not explains this result?

• A) Some ethnic groups have more "smart genes" than others.
• B) IQ test items reflect the cultural heritage of the test creator, most of whom are economically advantaged.
• C) When people know that they belong to a group that is said to lack skill in a domain, this makes them anxious when performing in that domain for fear of confirming the stereotype, and they often do poorly as a result.
• D) When people are wary of questions posed by unfamiliar adults, many economically disadvantaged children often answer test questions by saying, "I don't know."

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Definitions:

Facilitated Diffusion

A process in which substances move across cell membranes with the help of carrier proteins, without the expenditure of energy.

Osmosis

The diffusion of water through a semipermeable membrane from a region of low solute concentration to a region of high solute concentration.

Simple Diffusion

The movement of molecules from an area of high concentration to an area of low concentration without the need for energy input, often across a permeable membrane.

Phagocytosis

The process by which cells engulf large particles or microorganisms, breaking them down within phagosomes, contributing to cellular defense and nutrient acquisition.