JA and R.P.C.Johnson

question 38

Multiple Choice

J.A.Milburn and R.P.C.Johnson developed an acoustic method for detecting cavitation in plants.This involves "listening" for characteristic clicks produced during air-bubble formation,using sensitive microphones and amplifiers.In one experiment with the castor bean plant (Ricinus communis) ,they detached leaves by cutting the petioles and subjected them to various treatments.Which of the following would be least likely to be observed in such an experiment?

• A)as the leaf is allowed to wilt,recording many clicks that approximately equal the estimated number of vessels in the cut petiole
• B)after increasing transpiration by blowing warm air across the leaf,recording an increased rate of clicking
• C)after adding water to the cut end of the petiole,recording an increased rate of clicking

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Definitions:

Evaluation Method

Specific procedures and strategies used to systematically assess the effectiveness, value, or performance of an object, person, or process.

BARS

Behaviorally Anchored Rating Scales, a method used in performance management that focuses on specific behaviors that illustrate various levels of performance.

Behavioural Methods

A range of techniques used in management and psychology to understand and influence individual actions in an organizational context, often for training or assessment purposes.

Developmental Feedback

Constructive criticism provided to individuals to promote their personal and professional growth.