In a Sign Tracking Experiment, One Group of Pigeons Will

question 72

Multiple Choice

In a sign tracking experiment, one group of pigeons will be trained with a water US, another with a food US.In a comparison of conditioned responding, you expect to find that pecking will develop in which of the following?

• A)the food US group but not the water US group
• B)the water US group but not the food US group
• C)both groups, but pecking movements will be slower in the water US group
• D)both groups, but pecking movements will be slower in the food US group

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Definitions:

Hydrochloric Acid

A strong corrosive acid that is used in the digestive system to help digest food and kill bacteria.

Herbivores

Animals that eat plants as their primary source of food, using special adaptations to digest a largely vegetarian diet.

Cellulose

An organic compound with the formula (C6H10O5)n, a polysaccharide consisting of a linear chain of several hundred to many thousands of β(1→4) linked D-glucose units, a primary structural component of plant cell walls.

Digestive Tracts

The series of hollow organs joined in a long, twisting tube from the mouth to the anus, where food is broken down and nutrients are absorbed.