Why do legume plants such as beans and peas hacer an advantage in nitrogen poor soil

what are the choices?

[content deleted] - user123802726recklesschicken

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a