question_answer 55)

  Point out the differences in the anatomy of leaf of peepal(Ficusreiigiosa) and maize (Zea mays). Draw the diagrams and label the differences.

Answer:

                  Difference between Ficus leaf and maize leaf is as follows

Character	Ficus leaf (Dicot Leaf)	Maize leaf (Monocot Leaf)
Type of leaf  Stomata	Dorsiventral. Usually more on lower epidermis	Isobilateral. Equal on both, lower and upper epidermis.
Mesophyll	Made up of two types of tissues (a) Lower spongy parenchyma with large intercellular spaces. (b) Upper palisade parenchyma.	Only spongy parenchyma is present which has very small intercellular spaces.
Bundle sheath	Made up of parenchyma. Just above and below the vascular bundle some parenchymatous cells or collenchymatous cells are present (up to epidermis).	Made of parenchyma, but just above and below, the vascular bundles are found sclerenchymatous cells (up to epidermis).
Bulliform cells	Absent in dicot leaves.	Present, particularly in grasses (monocot leaves).