The Sheet of Photoreceptors at the Back of the Eye

question 98

Multiple Choice

The sheet of photoreceptors at the back of the eye is the

• A)corneA.
• B)retina.
• C)pupil.
• D)iris.
• E)lens.

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Definitions:

Steepness

The measure of how sharp or incline a slope or angle is.

Debris Flows

Rapid, downhill flow of soil and rock fragments containing a large amount of water, which makes the mixture thick and fluid-like.

River Terrace

A flat, bench-like structure along the sides of a valley, formed by the erosion of a river and representing a previous level of the river bed.

Rock Falls

A geological occurrence where rocks or debris fall freely from a cliff or hillside, often due to erosion or weathering.