Scientists Have Demonstrated That as Herbivory on Orange Jewelweed (Impatiens

question 51

Multiple Choice

Scientists have demonstrated that as herbivory on orange jewelweed (Impatiens capensis) flowers increases, the proportion of selfing to outcrossing flowers increases. This occurs because

• A) herbivores prefer the nectar of outcrossing flowers because of their increased sugar content.
• B) the plant requires rapid reproduction to compensate for biomass loss due to herbivory.
• C) selfing flowers contain more phenolics and tannins that herbivores avoid.
• D) the loss of resources due to herbivory causes plants to make less expensive selfing flowers.

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Definitions:

Cognitive Dissonance

The uncomfortable feeling people experience when they have two thoughts or cognitions conflict with one another.

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The phenomenon by which an individual's stance on an issue becomes more extreme after considering evidence or arguments.

Show Attitude

The demonstration of one's feelings, beliefs, or disposition through verbal and non-verbal forms of expression.

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A way of acting or making decisions that is influenced by prejudices or partiality, rather than being fair or impartial.