describe the structure of dicot leaf?
Answers
The internal structure of dicotyledonous leaves reveals epidermis, mesophyll and vascular tissues.(i) Epidermis: A dicotyledonous leaf is generally dorsiventral. It has upper and lower epidermis. The epidermis is usually made up of a single layer of cells that are closely packed. The cuticle on the upper epidermis is thicker than that of lower epidermis. The minute openings found on the epidermis are called stomata. (ii) Mesophyll: The ground tissue lying between the two epidermal layers is known as the mesophyll. It is differentiated into (a) Palisade parenchyma and (b) Spongy parenchyma.(a) Palisade parenchyma: Palisade cells occur below the upper epidermis. In consists of one layer of elongated cylindrical cells. They are closely packed. They contain numerous chloroplasts. It manufactures starch by photosynthesis.
Answer:
structure of the dicot leaf
below the epidermis of the dicot leaf layers of the cell is known as the mesophyll or middle leaf
arrangements of two parenchyma cells
spring parenchyma and parenchyma