Genus Rhizobium (Noun)
Meaning
The type genus of Rhizobiaceae; usually occur in the root nodules of legumes; can fix atmospheric oxygen.
Classification
Nouns denoting animals.
Examples
- Rhizobium is a genus of Gram-negative, nitrogen-fixing bacteria that live in symbiosis with legume plants.
- Rhizobium bacteria, a type of nitrogen-fixing bacteria, are found in nodules on the roots of legume plants.
- Nitrogen fixation by Rhizobium is carried out by converting atmospheric nitrogen into ammonia that the host plant can use.
- In soil, Rhizobium bacteria can infiltrate legume plant roots to produce nodules in which nitrogen fixation occurs.
- Through their ability to fix atmospheric nitrogen, Rhizobium bacteria play a crucial role in the nutrient cycles of their ecosystems.