The Basic Sampling Unit, in Soil Surveys Representing All the Characteristics

question 13

Multiple Choice

The basic sampling unit, in soil surveys representing all the characteristics and variability used for classification, is

• A) soil profile.
• B) pedon.
• C) soil horizon.
• D) polypedon.

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Definitions:

Demographic Transition Theory

A concept explaining how a nation moves from having high birth and death figures to low ones as it progresses from a pre-industrial to an industrial economic system.

Preindustrial

pertains to the period or society before the widespread adoption of industrialization, characterized by agrarian economies and limited technological advancement.

Uncontrollable Disease

A disease that cannot be effectively managed or restrained through medical intervention or lifestyle changes.

Replacement Level

The replacement level is the number of children that each woman must have on average for population size to remain stable. Ignoring any inflow of population from other countries and any outflow to other countries, the replacement level is 2.1.