We find that $Rhizobium$ forms nodules on the roots of leguminous plants. Also,$Frankia$,another microbe,forms nitrogen-fixing nodules on the roots of the non-leguminous plant $Alnus$. What kind of relationship is observed between mycorrhiza and pine trees?

  • A
    Parasitic
  • B
    Symbiotic
  • C
    Commensalism
  • D
    Amensalism

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Similar Questions

The relationship between bacteria and legumes having nodulated roots is that of:

Mark the correct sequence of steps for the development of root nodules in legumes:
$a.$ Formation of infection thread.
$b.$ Division of cortical and pericyclic cells.
$c.$ Curling of root hairs.
$d.$ Leghaemoglobin synthesis.

Leghemoglobin is found in which one of the following organisms?

With which organism does $Azolla$ live in a symbiotic relationship?

Identify the following process from the diagram.

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