Which Statement Applies to Natural Ecosystems

question 53

Multiple Choice

Which statement applies to natural ecosystems? 

• A) They are subject to continuous invasion by pathogens and weeds. 
• B) They are usually capable of self-maintenance and self-renewal. 
• C) They have most of their biomass in one species. 
• D) They require applications of pesticides.

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Definitions:

Franchise System

A franchise system is a business model that allows individuals to own and operate a branch of a larger company, using its brand, trademark, and products.

Contractual System

A formalized system based on legal contracts that define relationships and obligations among parties, often used in franchising and vertical marketing systems.

Franchise System

A business model where a brand allows individuals to operate stores or sell products under its name, following specified rules and sharing profits.

Contractual System

An agreement framework between parties that outlines stipulations, responsibilities, and conditions for doing business or providing services.