Which of the Following Organisms Is at the First Trophic

question 23

Multiple Choice

Which of the following organisms is at the first trophic level?

• A) cow
• B) killer whale
• C) human
• D) bacteria
• E) plants

---

Definitions:

Labor Efficiency Variance

The difference between the actual hours worked and the standard hours expected to complete a task, multiplied by the standard hourly labor rate.

Materials Price Variance

The discrepancy between the real expense of direct materials employed in manufacturing and the anticipated standard expense for those materials.

Materials Quantity Variance

The difference between the budgeted and actual quantities of materials used in production, affecting cost management.

Standard Cost

A predetermined cost of manufacturing, calculated based on the expected costs of material, labor, and overhead for a unit of product.