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:
Other metals are added to gold to strengthen it from its malleable state or even to enhance color, such as in rose gold. Karats serve as a way to determine just how pure that gold really is! 24 Karats is the highest Karat you can buy with the most purity that is readily available for purchase. Knowing this little piece of information is vital to you being able to calculate the gold content on your very own!