WAEC - Biology (2000 - No. 13)
Which of the following plant parts does not perform supportive function?
Parenchyma, xylem and . collenchyma
Epidermis, sclerenchyma and xylem
Parenchyma, collenchyma and sclerenchyma
Sclerenchyma, xylem and collenchyma
Paskaidrojums
The supporting tissues in plants are collenchyma, sclerenchyma, and vascular tissues (xylem and phloem).
Parenchyma is one of the three main types of ground tissue in plants, along with collenchyma and sclerenchyma. Collenchyma is a living support tissue with irregular walls, while sclerenchyma is a dead support tissue with thick walls.