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Trophic levels and food chains are connected in number of ways. Trophic levels show the energy transfer throughout the species in different food chains.

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Orval Kuphal

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3y ago

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What is the relationship between a foodchain and trophic level?

A foodchain shows the feeding relationships of organisms from successive trophic levels.


What is the link between different trophic levels?

Trophic levels are different positions in a food chain, representing the energy transferred between levels. Producers are at the base, followed by primary consumers, secondary consumers, and so on. Energy is transferred between trophic levels as organisms are consumed, with only about 10% of energy passing to the next level.


What trophic level are lichen?

Lichen is a composite organism consisting of a symbiotic relationship between fungi and algae or cyanobacteria. As such, they do not fit neatly into traditional trophic levels, as they are not strictly consumers, producers, or decomposers. Instead, they play a unique role as primary producers in ecosystems by converting sunlight and nutrients into energy through photosynthesis.


What would limit the number of trophic levels?

Factors such as energy availability, efficiency of energy transfer between trophic levels, and environmental conditions can limit the number of trophic levels in an ecosystem. As energy is lost as it moves up the food chain, there may not be enough energy to support a large number of trophic levels beyond a certain point. Additionally, complex ecosystems may have more trophic levels than simpler ones.


Why most communities have only about three or four trophic levels?

Most communities have only three or four trophic levels because energy transfer between levels is inefficient, with energy lost as heat at each transfer. This limits the number of trophic levels that can be supported by available energy. Additionally, top predators at higher trophic levels require large territories, which limits their abundance in a community.


What is a sentence for trophic level?

The most accurate method is to use a pyramid of energy to show the transfer of energy between trophic levels


Which term best describes energy transfer between trophic levels?

The term that best describes energy transfer between trophic levels is "trophic transfer." This process involves the transfer of energy from one trophic level to the next as organisms consume and are consumed by each other in a food chain.


Why does productivity diminish with increase trophic levels?

Due to poor trophic transfer efficiency, most energy is lost at higher trophic levels.


How are chemical elements most often transfer between different trophic levels?

consumption


How many levels do trophic levels have?

Five


Why are there usually never more than 4 trophic level in a food web?

Energy transfer between trophic levels is not very efficient, leading to a loss of energy as it moves up the food chain. This limits the number of trophic levels that can be supported in a food web. Additionally, with each higher trophic level, there is a decrease in available energy and biomass, making it difficult to sustain more than 4 trophic levels.


Number of trophic levels in ecological pyramid?

there can be any number of trophic levels, but usually 4-5