The 3 common elements seen in a majority of carbohydrates or sugars are Carbon, Hydrogen and Oxygen.
Answer and Explanation: So the plant/algae take nitrogen from the topsoil by captivating through roots, such as the Glutaminic Acids, ammonium ions, or nitrate ions. Plants can't necessarily get nitrogen from instant air, however, plants obtain nitrogen through a natural process.
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It turns into a solid and if you melt it it becomes a liquid and if you boil it it becomes a vapor