The Evolution of Easily Modified Flower Colors That Can Make

question 58

Multiple Choice

The evolution of easily modified flower colors that can make plants attractive to animals was an important factor in angiosperm evolution because

• A) plants have no way to cross-pollinate without the intervention of animals.
• B) animals are more effective at delivering pollen to other flowers than is the wind.
• C) flower color attracts animals that can disperse the seeds of the plant.
• D) successful evolution requires interactions between plants and animals.

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Definitions:

Visual Tracking

The ability to smoothly follow moving objects with one's eyes.

Visual Acuity

The clarity or sharpness of vision, often measured by one's ability to discern letters or numbers at a standardized distance.

Visual Clarity

The sharpness and clearness of vision, enabling one to see fine details.

Visual Perception

The ability to interpret the surrounding environment by processing information contained in visible light.