the relationship between the number of organisms in the food chain and the size of the individual organisms within each level of the food chain is

The relationship between the number of organisms in the food chain and the size of the individual organisms within each level of the food chain is... Inversely Proportional (As the size of the organism increases in the food chain, the number of organisms supported by the food supply decreases.

Explanation:

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organisms that lack symmetry are called asymmetrical and belong to phylum porifera/sponges.

organisms with specialized stinging cells belong to phylum cnidaria. stinging cells are called cnidoblast cells.

cnidarians show two morphological forms : polyp (sessile) and medusa (mobile)

filter feeding is observed in porifera members.  

alternation of generation is observed in coelenterata or cnidaria. there is alternation of asexual polyp form and sexual medusoid form. it is also referred as metagenesis.