Question
Which of the following is an essential element used in
the synthesis of proteins and other compounds?Solution
Although all of the elements above are used by plants and taken up via the soil, nitrogen is especially essential and used specifically for the for the synthesis of proteins and other compounds. It is taken up in the form of inorganic nitrates or nitrites. Or it is taken up as organic compounds which have been prepared by bacteria from atmospheric nitrogen. Hence, option D is correct.
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