Bull vs. Bear Markets. The opposite of a bull market is a bear market, which is characterized by falling prices and typically shrouded in pessimism. The use of bull and bear to describe markets comes from the way the animals attack their opponents.
Q: What is the name that is given to a symbiotic relationship in which both species benefit? commensalism mutualism parasitism predation. A: A symbiotic relationship in which both species benefit is mutualism. jeifunk|Points 56340|.
1 The relationship between two different species of organisms that are interdependent; each gains benefits from the other. 2  A relationship between different species where both of the organisms in question benefit from the presence of the other.ymbiosis. 1  Anton de Bary's original definition says: a long-term relationship between two different species. 2  To this can be added, mutualism, (benefit for both), commensalism (benefit for one neutral for the other) and parasitism (benefit for one, costly for the other).