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What does a pyramid of Energy show about the amount of energy?

A pyramid of energy represents how much energy, initially from the sun, is retained or stored in the form of new biomass at each trophic level in an ecosystem. Typically, about 10% of the energy is transferred from one trophic level to the next, thus preventing a large number of trophic levels.

Which organisms on the energy pyramid have the most energy available to them?

Explanation: Number of Organisms at the level of producers (First level) is more and hence the availability of energy also will be more at the level of producers. Amount of energy available decreases as we you move from the level of producers to the top carnivores.

What are trophic levels give example?

The trophic level of an organism is the number of steps it is from the start of the chain. > A food web starts at trophic level 1 with primary producers such as plants, then to herbivores(primary consumers) at level 2, carnivores(secondary consumers) at level 3 or higher, and apex predators at level 4 or 5.

How do trophic levels work?

The trophic level of an organism is the number of steps it is from the start of the chain. A food web starts at trophic level 1 with primary producers such as plants, can move to herbivores at level 2, carnivores at level 3 or higher, and typically finish with apex predators at level 4 or 5.

Why does trophic cascade occur?

Trophic cascade, an ecological phenomenon triggered by the addition or removal of top predators and involving reciprocal changes in the relative populations of predator and prey through a food chain, which often results in dramatic changes in ecosystem structure and nutrient cycling.

What is the difference between a keystone species and a trophic cascade?

If you aren’t familiar with the term (like I was) then here is the gist: A keystone species is a species that has an unusually large effect on it’s ecosystem. Other species in the ecosystem rely on them to keep everything in balance. When the keystone population is disrupted, trophic cascades can occur.

What is a behavioral Cascade?

exists a ”behavioral cascade” in the sense that behavioral responses, induced by the nonlethal presence of a top. predator, are transmitted down the food chain over more than one trophic link.