Why Did the USDA Revise Its 1992 Food Guide Pyramid

question 9

Multiple Choice

Why did the USDA revise its 1992 Food Guide Pyramid?

• A) New data suggested that the 1992 pyramid was too simplistic.
• B) Research showed little evidence to support the claim that high carbohydrate intake is beneficial.
• C) The 1992 pyramid did not recognize the importance of exercise.
• D) All of the above are correct.

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Definitions:

Symbiosis

A close, long-term interaction between two different biological species, which may be mutualistic, commensalistic, or parasitic.

Batesian Mimicry

A type of mimicry in which a non-threatening species develops similar warning signals to those of a dangerous species to avoid predation.

Müllerian Mimicry

A form of biological mimicry where two or more harmful species, usually within the same family, evolve to look alike.

Warning Coloration

Bright and distinctive patterns or colors on animals that serve to warn predators of their toxicity or unpalatability.