Definition

1. Noun:
   • (Ecology) A community of organisms where there are several interrelated food chains: A "food cycle" describes a complex network of interconnected food chains within an ecosystem, illustrating how energy and nutrients flow between different species.

Usage

• The term "food cycle" is used in ecological and biological contexts to describe the interconnected feeding relationships within a community of organisms. It emphasizes the cyclical and web-like nature of energy transfer, as opposed to a simple linear chain.

Examples

• Noun:
  • The coral reef's health depends on a delicate and complex food cycle.
  • Scientists studied the forest's food cycle to understand the impact of losing a top predator.

Advanced Usage

• Conceptual Usage: The "food cycle" is a broader concept than a "food chain," highlighting that most organisms are part of multiple chains and that energy pathways form a web. It underscores the interdependence of all species within an ecosystem.
  • The introduction of an invasive species can disrupt the entire local food cycle.

Variants and Related Words

• Food web (n): This is a more common synonym for "food cycle," describing the same network of interconnected food chains.
  • The textbook diagram showed a detailed food web for the grassland ecosystem.
• Trophic cascade (n): A series of effects caused by the addition or removal of top predators in a food cycle/web.
• Ecosystem (n): The community of living organisms and their physical environment, within which the food cycle operates.

Synonyms

• Food web: A system of interlocking and interdependent food chains.
• Trophic network: A network of feeding (trophic) relationships among organisms.

Related Concepts

• Food chain (n): A linear sequence of organisms through which nutrients and energy pass, starting with a producer and ending with a top predator or decomposer. A food cycle is composed of many interrelated food chains.
  • The simple food chain "grass → rabbit → fox" is part of a larger food cycle.
• Energy flow (n): The movement of energy through an ecosystem via the food cycle.
• Nutrient cycling (n): The movement and exchange of organic and inorganic matter back into the production of living matter, often facilitated by decomposers in the food cycle.

Noun

1. (ecology) a community of organisms where there are several interrelated food chains