Which of the Following Best Describes the Role of Biological

question 90

Multiple Choice

Which of the following best describes the role of biological activity in soil development?

• A)Broadleaf trees tend to increase the alkalinity of soil,whereas needleleaf trees increase the acidity.
• B)Earthworms increase soil porosity and contribute to soil movement and organic content.
• C)Plant roots provide channels for air and water movement in soils.
• D)All organisms living in,on,and over the soil,influence soil development and characteristics: they can influence the pH,the organic matter,chemical content,and biological content of soils.

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Definitions:

Authoritarian

A leadership or governmental style characterized by strong central power and limited political freedoms.

Instrumental Aggression

Aggression aimed at achieving a specific goal or obtaining an object, rather than being driven by feelings of anger or hostility.

During Play

A term referring to the period or act of engaging in games or recreational activities, often used in studies of behavior or development.

Spatial Tasks

Activities requiring the understanding and manipulation of physical space, including orientation and spatial relationships.