Earthworms Live in Many Grass and Forest Ecosystems, and They

question 123

Multiple Choice

Earthworms live in many grass and forest ecosystems, and they aerate the soil as they burrow. They also may mix soil layers as they ingest organic matter and travel between layers. These traits, taken collectively, make up the ________ of the earthworm.

• A)niche
• B)habitat
• C)community profile
• D)ecosystem profile
• E)resource partition profile

---

Definitions:

Economic Profit

The difference between total revenue and total costs, including both explicit and implicit costs.

Economic Profit

The surplus remaining after deducting both the explicit and implicit costs from total revenues, representing the financial gain that exceeds the total cost of resources used.

Information Technology

The use of computers, storage, networking, and other physical devices, infrastructure, and processes to create, process, store, secure, and exchange all forms of electronic data.

Economic Profit

The difference between total revenue and total costs, including both explicit and implicit costs, measuring the financial performance beyond the opportunity cost.