Which of the Following Best Describes the Composition of Soil

question 47

Multiple Choice

Which of the following best describes the composition of soil?

• A)Soil is composed of about 45% mineral matter,5% organic matter,and 50% pore space containing air and water.
• B)Soil consists of approximately 45% organic matter,50% mineral matter,and 5% water and/or air.
• C)Soil is primarily mineral matter (approximately 72%),but also consists of organic matter (10%),and water (18%).
• D)Soil includes pebbles,gravel,cobbles,and a varying combination of sands,silts,and clays.

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Definitions:

Unemployment

The situation where individuals who are willing and able to work are not currently employed.

Inflation

The magnitude of growth in the overall price points for goods and services, weakening the efficacy of spending power.

Government Spending

The total amount of money expended by a government on various sectors, including infrastructure, education, defense, and social services.

Net Exports

The difference between a country's total exports of goods and services and its total imports of goods and services over a specified period.