A Long-Term Study on Guppies Illustrates the Effect of Predation

question 14

Multiple Choice

A long-term study on guppies illustrates the effect of predation on life history traits. In this study, what occurred when guppies from streams with cichlids (which prey on larger guppies) were moved to streams with killifish (which prey on smaller guppies) ?

• A)Guppies became larger in one generation.
• B)Guppies became smaller in one generation.
• C)Guppies became larger over several generations.
• D)Guppies became smaller over several generations.
• E)Guppies did not change size.

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Definitions:

Process Costing

A costing method used in industries where production is continuous, allocating costs to products based on the processes or departments they pass through.

FIFO Method

An inventory valuation method where the first items acquired are the first ones sold, standing for "First In, First Out."

Circuit Prep Department

A specific division within a manufacturing or processing facility focused on preparing components for assembly or processing circuits.

Equivalent Units

A concept used in cost accounting to represent a portion of the work-in-progress inventory as a completed unit, facilitating easier calculation of unit costs during a period.