Question

Which of the following describes how and where a trench forms in a plate tectonic setting?
A.
A trench results from rifting and forms outside the rift on whichever plate is lower in elevation.
B.
A trench results from subduction and forms in the volcanic arc on the overriding plate.
C.
A trench results from rifting and forms outside the rift on whichever plate is higher in elevation.
D.
A trench results from subduction and forms on the ocean floor where the two plates meet.

Answer 1

Answer:

Nitrogen fixation in legume nodules occurs within the bacteria inside ... be emphasized that what is known is mainly from studies of the important ... (a) Clusters of nodules on bean (Phaseolus vulgaris) roots.