Name some ways in which mollusk groups are useful to us?

Molluscs include many of the most important seafoods such as abalone, clams, mussels, octopus, oysters, squid, and scallops as well as terrestrial snails. Marine molluscs and crustacea (shrimps, prawns, crabs, crayfish and lobsters) are both known as shellfish.

this is true is that what u needed

the dark variety, as they are not visible on the dark tree barks

explanation: