Four of the Five Answers Listed Below Are Characteristic of Desert

question 47

Multiple Choice

Four of the five answers listed below are characteristic of desert crusts. Select the exception.

• A)​form at the surface of desert soil
• B)​made up of living organisms, including cyanobacteria, lichens, mosses, and fungi
• C)​secrete organic molecules that are harmful to most other desert organisms
• D)​perform nitrogen fixation, making this nutrient available to plants
• E)​hold soil particles in place

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Definitions:

Projective Test

A type of personality assessment instrument in which respondents project their own underlying motivations, beliefs, or feelings onto ambiguous stimuli.

Situational Variables

External factors that can influence the outcome of experimental research, including the environment in which subjects perform tasks.

Humanistic

A psychological approach that emphasizes individual potential for growth and stresses the importance of self-actualization and personal fulfillment.

Psychodynamic

The psychodynamic approach in psychology emphasizes systematic study of the psychological forces that underlie human behavior, feelings, and emotions and how they might relate to early experience.