Too Much or Too Little of Any Physical or Chemical

question 20

Multiple Choice

Too much or too little of any physical or chemical factor can prevent the growth of a population,even if all other factors are at or near the optimum conditions.What is this ecological principle?

• A) tolerance
• B) limiting factor
• C) resilience
• D) persistence
• E) optimal level

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Definitions:

Visual Cortex

The visual cortex is the part of the cerebral cortex of the brain that processes visual information, located in the occipital lobe.

Fovea

A small depression in the retina of the eye where visual acuity is highest, due to a high concentration of cones and absence of blood vessels.

Representation

the act of portraying, depicting, or standing in for something, often used in the context of mental models or symbols.

Periphery

Denotes the outer limits or edge of an area or object, often used in contrast to the center or core.