The Layer of a Forest in Which Decomposition Takes Place

question 65

Multiple Choice

The layer of a forest in which decomposition takes place and mineral nutrients are released for reuse by plants is called the

• A)canopy.
• B)understory.
• C)herb layer.
• D)forest floor.

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Definitions:

Variable Overhead Efficiency Variance

The difference between the actual variable overhead incurred and the standard variable overhead based on the actual level of activity, reflecting efficiency in using overhead resources.

Variable Overhead Efficiency Variance

The difference between the actual variable overhead costs incurred and the standard variable overhead costs, based on efficient use of resources.

Labor Rate Variance

The difference between the actual hourly wage paid to workers and the expected (or standard) wage rate, multiplied by the total hours worked.

Variable Overhead Rate Variance

Variable overhead rate variance is the difference between the actual variable overhead costs incurred and the expected (standard) costs, influenced by fluctuations in production activity levels.