A Farmer Is Seen Adding Dead Leaves to a Plot

question 57

Multiple Choice

A farmer is seen adding dead leaves to a plot of soil.You conclude that the farmer is trying to increase the _______ in the soil.

• A) silt
• B) sand
• C) air
• D) humus
• E) clay

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Definitions:

Unconditioned Stimulus

A stimulus that naturally elicits a reflexive response without the need for prior conditioning.

Premack Principle

A principle of reinforcement that states a more probable behavior can be used as a reward for a less probable one to increase the less probable behavior.

Secondary Reinforcer

A stimulus that has become rewarding through its association with a primary reinforcer, which satisfies basic biological needs.

Primary Reinforcer

A stimulus that is naturally reinforcing for a given species, such as food, water, or physical comfort, which does not require learning to be effective.