Question

Give differences between the following
(a) Parenchyma and Collenchyma
(b) Tracheid and Vessel
(c) Xylem and Phloem
(d) Chlorenchyma and Aerenchyma​

Answer 1

Parenchyma cells have a thin cell wall with inter cellular spaces and no pectin deposits are observed in these cells. Parenchyma cells are Isodiametric in shape but Collenchyma cells have thick cell wall without inter cellular spaces but they have pectin deposits. Collenchyma cells are Polygonal in shape.