In a Typical Mineral Soil in Optimal Condition for Plant

question 39

Multiple Choice

In a typical mineral soil in optimal condition for plant growth,approximately what percentage of the pore space would be filled with water and what percentage filled with air?

• A)10% water and 90% air
• B)90% water and 10% air
• C)25% water and 25% air
• D)50% water and 50% air
• E)25% water and 75% air

---

Definitions:

U.S. Tax Laws

The body of law governing the administration of taxes on individuals, corporations, and other entities in the United States.

Deductibility

The ability of an expense to be subtracted from gross income to determine the taxable income, thus reducing the amount of tax owed.

Contributions

Payments or donations made to an organization, which can be in the form of money, goods, or services.

Prior Service Cost

The expense recognized by a pension plan for benefits earned by employees in periods prior to the implementation of the pension plan.