On Earth,all Ecosystems Function Through Two Fundamental Processes,nutrient Cycling and Energy

question 23

Multiple Choice

On Earth,all ecosystems function through two fundamental processes,nutrient cycling and energy flow.Which of the following statements is correct?

• A)Nutrient cycling is considered an open process.
• B)Energy flow is considered an open process.
• C)Both nutrient cycling and energy flow are open processes.
• D)Neither nutrient cycling nor energy flow are open processes.
• E)Neither nutrient nor energy processes are important for ecosystem functioning.

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Definitions:

Negative Externalities

These are unintended and adverse effects of a product or economic activity that impact third parties who are not directly involved in the activity.

National Parks

Areas of natural beauty, historical significance or ecological importance, protected by the government for public enjoyment and preservation.

Public Good

An item or service offered to every member of a community for free, supplied either by public authorities or by a private entity or group without seeking financial gain.

Common Resource

A resource like air or water that is not owned by anyone, cannot be traded in a market, and is available for everyone to use, often leading to overuse and depletion.