Which of the Following Best Describes the Composition of Soil

question 126

Multiple Choice

Which of the following best describes the composition of soil?

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

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Definitions:

Return on Equity

An indicator of a company's financial performance, indicating the amount of profit generated from the investments made by its shareholders.

Gross Profit Percentage

A financial metric that shows the portion of sales revenue that exceeds the cost of goods sold (COGS), expressed as a percentage of total sales revenue.

Net Profit Margin

A profitability ratio that measures the percentage of net income generated from total revenue, indicating the efficiency of a company in managing its operations and expenses.

Principal

The original amount of a debt or investment on which interest is calculated.