Six-Year-Old John Scores 50 on the Stanford-Binet Test

question 352

Multiple Choice

Six-year-old John scores 50 on the Stanford-Binet test. Which of the following is also necessary to classify him as "mentally retarded"?

• A) evidence of chromosomal abnormality
• B) proof that he does not have phenylketonuria
• C) inability to perform daily tasks needed to function independently
• D) the probability that his IQ will decrease as he ages

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Definitions:

Armillaria

A genus of parasitic fungi known to cause root rot in plants, some species of which are bioluminescent.

Siphons Sugars

A non-standard term possibly referring to the process of moving sugars within plants or between organisms, though not a widely recognized key term in this exact wording.

Infects Trees

Describes a pathogen or parasite that attacks or causes disease in trees.

Glomeromycetes

Fungi that partner with plant roots; their hyphae grow inside cell walls of root cells.