In a Grazing Food Chain

question 69

Multiple Choice

In a grazing food chain

• A) all the consumers are primary consumers.
• B) primary consumers eat photosynthetic organisms.
• C) primary consumers eat detritus.
• D) tertiary consumers eat photosynthetic organisms.
• E) secondary consumers eat detritus.

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Definitions:

Texture Gradient

A perceptual cue that refers to the gradual decrease in detail that occurs in surfaces as they recede from the observer, aiding in depth perception.

Binocular Disparity

The difference in the images on the left and right retinas, which is the basis for depth perception and three-dimensional vision.

Motion Parallax

A depth cue that involves images of objects at different distances moving across the retina at different rates.

Apparent Movement

The perception of movement in a stationary object due to rapid sequential presentation of images or due to the context in which the object is viewed.