What is the difference between a food chain and a food web? A. A food chain shows multiple food webs that are interconnected. B. A food chain is used when there are no decomposers present, a food web includes them and shows the recycling of nutrients. C. A food web is only used when organisms that have multiple ways of getting energy are involved, such as Omnivores. D. A food web shows multiple food chains that are interconnected.

the nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and dna, the building blocks of all life. plants absorb nitrogen in the form of ammonium, nitrate ion and, on rare occasions, as amino acids. animals receive nitrogen necessary for biological processes from feeding on living or dead organic matter.

to this answer it would be edge enhancement