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Trophic level


The trophic level of an organism is the position it occupies in a food chain. The word trophic derives from the Greek τροφή (trophē) referring to food or feeding.

Trophic Levels ( Read ) | Biology | CK-12 Foundation


Aug 6, 2016 ... Describes how to identify trophic levels in a food chain or food web.

trophic level | ecology | Britannica.com


Trophic level, step in a nutritive series, or food chain, of an ecosystem. The organisms of a chain are classified into these levels on the basis of their feeding  ...

Who eats what in the food chain? Trophic levels of food chains


The levels of a food chain (food pyramid) is called Trophic levels. The trophic level of an organism is the level it holds in a food pyramid. Find out more here.

Trophic Levels in a Food Chain: Definition & Explanation - Video ...


Jun 29, 2015 ... This lesson will explore the feeding relationships of organisms in an ecosystem, including food chains and food webs. The lesson will also...

Food Chains, Trophic Levels and Energy Flow in an Ecosystem ...


In this lesson, you'll learn about food chains, food webs, and the different roles that organisms play in an ecosystem. You'll also learn about how...

www.ask.com/youtube?q=Trophic Level&v=mCHdhXMFhcU
Dec 12, 2012 ... How do we find out the position that an organism occupies in a food chain? The different feeding positions in a food chain or web are called ...

Food Chains - Kimball's Biology Pages


Each level of consumption in a food chain is called a trophic level. The table gives one example of a food chain and the trophic levels represented in it.

FAO Fisheries & Aquaculture - Trophic levels


As originally conceived, in the context of a food chain rather than a web, the trophic level of a species was simply the integral count of the number of ...

Trophic Structure - MarineBio.org


Trophic levels begin wtih phytoplankton, a primary producer capable of transforming inorganic carbon into protoplasm. Zooplankton is the second level because ...

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Trophic level | Define Trophic level at Dictionary.com


Trophic level definition, any class of organisms that occupy the same position in a food chain, as primary consumers, secondary consumers, and tertiary ...

Trophic level - Science Daily


In ecology, the trophic level is the position that an organism occupies in a food chain - what it eats, and what eats it. Wildlife biologists look at a natural "economy  ...

The Flow of Energy: Higher Trophic Levels - Global Change Program


How do ecosystems differ in the amount of biomass or number of organisms present at any point in time, and generated over time, at each trophic level?