Sea-Bottom Habitats Are Being Threatened by ____

question 57

Multiple Choice

Sea-bottom habitats are being threatened by ____.

• A) the largest predator fish in the sea
• B) little human activity because they are inaccessible
• C) dredging operations and trawlers
• D) coastal development
• E) shrimp farming

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Definitions:

Shape Continuity

A principle of perceptual organization that explains how humans tend to perceive a series of points or lines as having unity, forming a continuous shape.

Binocular Disparity

The difference in the images received by the two eyes due to their different positions, which contributes to depth perception.

Binocular Disparity

The difference in the visual images that each eye perceives because of the eyes’ horizontal separation; the basis of stereoscopic vision.

Convergence

A term that refers to the coming together of two or more things; in a physiological context, it describes the inward movement of the eyes toward each other when focusing on a close object.