Aquatic plants are divided into the totally submerged in the water as Elodea plant and the partially submerged in the water as Hyacinth (Nil rose). Aquatic plants are exposed (especially the totally submerged ones)...
The metalloids The metalloids are semi-metallic elements that have the properties of both metals and nonmetals, It is difficult to know the metalloids from their outermost electrons due to the difference in the numbers...
The adaptation Many species had adapted to the environmental changes, So they had succeeded in the continuation of life, Some of the organisms could not be adapted to the environmental changes, So they perished...
The elements The uses of the elements in our life depend on their properties. The elements are very important in our life, And we use them in many applications.
