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# In isobilateral leaf,the number of stomata per unit area are

$\begin{array}{1 1}(A)\;\text{More on upper surface}\\(B)\;\text{More on lower surface} \\(C)\;\text{Approximately same on both the surfaces}\\(D)\;\text{Absent on both the surfaces}\end{array}$

In isobilateral leaf,the number of stomata per unit area are more on upper surface
Hence (A) is the correct answer.