There are three types of symbiosis. Mutualism is the type in which  both parties benefit. Parasitism is detrimental to the host and  beneficial to the parasite. Commensalism â¦ is a type of symbiosis in  which one party receives benefit, but the other is neither  benefited or harmed.
Definition of GOLDSMITH for Kids. : a person who makes or sells items of gold.hymes with GOLDSMITH. bear with, blacksmith, do with, Goldsmith, go with, gunsmith, herewith, hold with, live with, locksmith, run with, songsmith, therewith, tinsmith, tunesmith, wherewith, whitesmith, wordsmith.
Barter is a system of exchange where goods or services are directly exchanged for other goods or services without using a medium of exchange, such as money.[1] It is distinguishable from gift economies in many ways; one of them is that the reciprocal exchange is immediate and not delayed in time.