Question

Differentiate between collenchyma and scierenchyma tissues.

CBSE Class IX Science SA 2 (3 Marks)

Answer 1

•Collenchyma is made of cells which are elongated.
•Sclerenchyma is composed of long,narrow cells.
•Collenchyma is found in the leaf stalks and below the epidermis of stems.
•Sclerenchyma is found in stems and veins.

Answer 2

S. No. Collenchyma Sclerenchyma ,— Consists of living cells. Contains cytoplasm. The thickening of the cell wall is not uniform. Consists of dead cells. Cytoplasm is absent. Cell wall thickening is uniform.