NEETBotanyAnatomy of Flowering Plants
Which type of cells in the mesophyll are oval or round and loosely arranged?
Options
- APalisade parenchyma
- BSpongy parenchyma
- CBundle sheath cells
- DEpidermal cells
Correct answer
B. Spongy parenchyma
Step-by-step solution
The vertical section of a dorsiventral leaf through the lamina shows three main parts, namely, epidermis, mesophyll and vascular system. The epidermis which covers both the upper surface (adaxial epidermis) and lower surface (abaxial epidermis) of the leaf has a conspicuous cuticle. The abaxial epidermis generally bears more stomata than the adaxial epidermis. The latter may even lack stomata. The tissue between the upper and the lower epidermis is called the mesophyll. Mesophyll, which possesses chloroplasts and c