Which of these are considered a symbiosis? O predation O parasitism mutualism commensalism

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Plants such as soy, peanuts, and greenbeans have large bacterial colonies growing on their roots that help them retrieve nitrogen from the soil. In return, the bacterial colonies retrieve some nutrients from the plant. What type of interaction is this? Competition B Commensalism Mutualism D Parasitism/Predation

The parasite is capable ofindependent existence in addition to parasitic life. E.g. Strongyloidsstercolaris, Naegleria fowleri, etc. called as Obligate parasites * true False