$A$ leaf with more stomata on the lower surface belongs to which type?

$A$ unipinnate compound leaf can be differentiated from a branch having simple leaves by

Which of the following is used to distinguish a monocot from a dicot plant?

$A$ compound leaf,which appears as a simple leaf due to the suppression of one or two leaflets,is found in which of the following plants?

Phyllotaxis is

Sunken stomata are usually found in the leaves of