food chain(redirected from Why we have a food Chain)
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Related to Why we have a food Chain: Human food chain
marine food chain diagram
1. A succession of organisms in an ecological community that are linked to each other through the transfer of energy and nutrients, beginning with an autotrophic organism such as a plant and continuing with each organism being consumed by one higher in the chain.
2. Informal A competitive hierarchy: works high up in the corporate food chain.
1. (Biology) ecology a sequence of organisms in an ecosystem in which each species is the food of the next member of the chain
2. (Sociology) informal the hierarchy in an organization or society
a series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one, which in turn feeds a still larger one.
A typical food chain in a water community would include a plant that is eaten by tadpoles, a great diving beetle that eats tadpoles, a bullfrog that eats great diving beetles, and a river otter that consumes frogs.
The sequence of the transfer of food energy from one organism to another in an ecological community. In a typical food chain, plants are eaten by herbivores, which are then eaten by carnivores. These carnivores are in turn eaten by other carnivores. ♦ Many species of animals in an ecological community feed on both plants and animals, creating a complex system of interrelated food chains known as a food web. See more at consumer, producer.
A series of different life forms linked by what they eat and what eats them.
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|Noun||1.||food chain - (ecology) a community of organisms where each member is eaten in turn by another member|
bionomics, environmental science, ecology - the branch of biology concerned with the relations between organisms and their environment
organic phenomenon - (biology) a natural phenomenon involving living plants and animals