Key Concepts: 1  Legumes (family Fabales) develop root nodules that harbour Rhizobium bacteria (rhizobia). 2  Endosymbiotic bacteria (bacteroids) convert nitrogen to ammonia (biological nitrogen fixation). 3  Legume crops restore fertility to agricultural soils by capturing nitrogen from the atmosphere.
6.Gold gives extra sheen to the body: A person wearing a moderate amount of gold in the form of simple jewelry looks gorgeous. The color and soft shine of the gold is enticing. Gold has the malleability that helps to make beautiful jewelry, wearing of which gives a stunning appearance to the person wearing it. 7. Lowers arthritis symptoms:
True gold vermeil does not have any other kind of metal in it other than sterling silver before the gold layer is applied. If you are allergic to nickel or other metals, gold vermeil is a good choice for you because none of these metals are in it, and sterling silver does not cause allergic reactions.ne of the advantages of gold vermeil is that is doesn t tarnish easily, and the gold plating doesn t wear away if you take care of the item. Gold vermeil jewelry should be cleaned using a lint-free cloth that is soft and clean.