You Are Working with a Soil Colloid Known to Have

question 37

Multiple Choice

You are working with a soil colloid known to have a reasonably high potassium level,a cation exchange capacity of about 20 cmol_c/kg of clay and little tendency to swell when wetted.Which of the following is it most apt to be the dominant clay mineral in this soil?

• A)vermiculite
• B)smectite
• C)kaolinite
• D)humus
• E)fine-grained mica

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Definitions:

Class A

Often refers to a category or classification in various contexts, but without specific detail, the term is too broad for a technical definition.

New Operator

The new operator in programming languages like Java is used to create new instances of objects, allocating memory for a new object and returning a reference to it.

Memory Allocation

The process of assigning blocks of memory for various purposes in a computer program dynamically.

Variable

A symbolic name associated with a value and whose associated value may be changed.