Question

Differentiate between parenchyma, collenchyma and selerenchyma on the basic of their cell wall​

Answer 1

Answer:

Characteristics Parenchyma Collenchyma Sclerenchyma

Occurrence These are living cells found in the young and the soft parts in the plant body. They are living cells found in the leaves, petioles and in the parts of young stems. They are dead cells present only in the matured parts.

Cell wall They possess very thin cell walls around them. They have a thick cell wall but it is irregular in nature. They have both thick and regular cell walls.

Nature They are unspecialized in nature. These cells are specialized cells. These are also specialized cells.

Intercellular space Space is present between the cells. They have only little intercellular spaces. They do not have any intercellular spaces and are hard in nature.

Functions They undergo photosynthesis, store the prepared food and are also useful in the process of gaseous exchange. Does not undergo photosynthesis but provides mechanical support to the plants against the wind or etc. Gives mechanical strength to the plants and are useful in the transportation of food and water through xylem and phloem.

Answer 2

Explanation:

Parenchyma - Thin-walled

collenchyma - Thick-Walled

sclerencyma - Thickened lignified walls