Which of the following food web is supported by dead or decaying organisms rather than by living autotrophs?a.detritalb.grazingc.aquaticd.producers
Question
Which of the following food web is supported by dead or decaying organisms rather than by living autotrophs?a.detritalb.grazingc.aquaticd.producers
Solution
The food web that is supported by dead or decaying organisms rather than by living autotrophs is the detrital food web.
Here's a step-by-step explanation:
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Autotrophs are organisms that can produce their own food from the substances available in their surroundings using light (photosynthesis) or chemical energy (chemosynthesis). In a food web, these are usually the producers.
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A grazing food web starts with living plants (producers), followed by herbivores (primary consumers), and then carnivores (secondary and tertiary consumers).
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An aquatic food web is a type of food web that occurs in water. It can be either based on living autotrophs (like algae) or dead and decaying matter.
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A detrital food web starts with dead organic material or detritus. Organisms that break down this dead matter and recycle it into the ecosystem are called decomposers or detritivores.
So, the correct answer is a. detrital.
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