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Why must animals high on the food chain eat many organisms at lower levels?
Wiki User
∙ 11y ago
It is important for an organism to belong to a lower trophic level because the lower levels receive more energy for their food. Organisms on the higher levels also rely on all the lower levels.
Wiki User
∙ 9y ago
Animals higher on the food chain need to consume multiple organisms lower in the chain to gain enough energy and nutrients to sustain their larger body size and metabolic needs. This helps maintain the balance in ecosystems by controlling population levels of species in each trophic level.
Wiki User
∙ 11y agoBecause its the only thing it can eat
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An accumulation of pollutants at successive levels of the food chain is called?
Bioaccumulation. This occurs when pollutants are consumed by organisms at lower trophic levels and then get stored in their tissues. As these organisms are consumed by predators, the pollutants accumulate in higher concentrations in their tissues, posing a greater risk to organisms at the top of the food chain.
Are organisms at higher tropic levels fewer in numbers than those at lower tropic levels?
Yes, organisms at higher trophic levels tend to have fewer individuals compared to those at lower trophic levels. This is because energy is lost as it is transferred up the food chain, resulting in a pyramid-shaped distribution of biomass and population numbers.
Is every organism in a food chain exposed to the same concentration of pullutant?
No, organisms at different trophic levels in a food chain can accumulate different concentrations of pollutants. This is due to the process of biomagnification, where pollutants become more concentrated as they move up the food chain. Organisms at higher trophic levels, such as top predators, tend to have higher concentrations of pollutants compared to organisms at lower trophic levels.
Is parasites on the top of food chain?
No, parasites are not typically at the top of the food chain. Parasites rely on living organisms for their nutrients and survival, which positions them lower down in the food chain. They often infect and feed off hosts, but do not occupy the highest trophic levels in an ecosystem.
When biological magnification occurs in a community one expects chemical concentration in the tissues of lower trophic levels such as grasses to be what the chemical concentration?
Lower trophic levels such as grasses are generally expected to have lower chemical concentrations compared to higher trophic levels due to biomagnification. As chemicals move up the food chain, they become more concentrated in tissues. This is because organisms at higher trophic levels consume many individuals from lower trophic levels, leading to an accumulation of chemicals in their bodies.
Why are some pollutants more harmful to organisms at higher trophic levels?
Higher trophic levels are animals that are higher up on the food chain. When animals lower on the food chain get effected by pollutants, it transfers to the animal that eats that one. And so on. So the animals on the higher trophic level eat the most animals(animals with the pollutants).
An accumulation of pollutants at successive levels of the food chain is called?
Bioaccumulation. This occurs when pollutants are consumed by organisms at lower trophic levels and then get stored in their tissues. As these organisms are consumed by predators, the pollutants accumulate in higher concentrations in their tissues, posing a greater risk to organisms at the top of the food chain.
Are organisms at higher tropic levels fewer in numbers than those at lower tropic levels?
Yes, organisms at higher trophic levels tend to have fewer individuals compared to those at lower trophic levels. This is because energy is lost as it is transferred up the food chain, resulting in a pyramid-shaped distribution of biomass and population numbers.
Is every organism in a food chain exposed to the same concentration of pullutant?
No, organisms at different trophic levels in a food chain can accumulate different concentrations of pollutants. This is due to the process of biomagnification, where pollutants become more concentrated as they move up the food chain. Organisms at higher trophic levels, such as top predators, tend to have higher concentrations of pollutants compared to organisms at lower trophic levels.
What are lower animals?
lower animals are primitive organisms and aren't as smart as humans, mammals etc.
Is parasites on the top of food chain?
No, parasites are not typically at the top of the food chain. Parasites rely on living organisms for their nutrients and survival, which positions them lower down in the food chain. They often infect and feed off hosts, but do not occupy the highest trophic levels in an ecosystem.
When biological magnification occurs in a community one expects chemical concentration in the tissues of lower trophic levels such as grasses to be what the chemical concentration?
Lower trophic levels such as grasses are generally expected to have lower chemical concentrations compared to higher trophic levels due to biomagnification. As chemicals move up the food chain, they become more concentrated in tissues. This is because organisms at higher trophic levels consume many individuals from lower trophic levels, leading to an accumulation of chemicals in their bodies.
Feeding levels in an ecosystem are called?
Trophic levels. They represent the position of an organism in a food chain or food web, based on its feeding habits and energy transfer. Organisms at higher trophic levels consume organisms from lower trophic levels.
Why must there be more organisms at the bottom of the pyramid of numbers at the top?
There needs to be more organisms at the bottom of the pyramid of numbers because each trophic level requires energy from the level below it, resulting in a decrease in available energy as you move up the food chain. This means that more organisms are needed at lower levels to support the energy requirements of those at higher levels.
Animals that feed on plant eaters are no lower than what?
Animals that feed on plant eaters are no lower than secondary consumers in the food chain. They are usually referred to as tertiary consumers, which are organisms that consume primary consumers (plant eaters).
How is enegy transferred?
it is by animals of higher trophes eating the animals of lower feeding levels
Which aquatic organism will have the highest concentration of PCBs?
Apex predators such as sharks and swordfish are known to have high concentrations of PCBs due to bioaccumulation in the food chain. These organisms accumulate PCBs from their prey over time and have higher levels compared to lower trophic levels.
