The Region in Which Populations Interact with Each Other and with the Physical

question 22

Multiple Choice

The region in which populations interact with each other and with the physical environment is called

• A) an entity.
• B) an ecosystem.
• C) a biosystem.
• D) a community.
• E) a biosphere.

---

Definitions:

Overhead Efficiency Variance

A metric used to assess the efficiency of overhead expenses in relation to the level of production or activity achieved.

Standard Costing

A costing method that assigns average costs to each production unit, based on estimated direct materials, labor, and overhead costs.

Variable Overhead

This consists of expenses that vary with production output, including costs not directly tied to manufacturing but essential for operation.

Labour Efficiency Variance

The difference between the actual labor hours used and the standard labor hours set for the production level achieved.