Cells of this tissue are living and show angular wall thickning. They also provide mechanical support. The tissue is

1. xylem

2. sclerenchyma

3. collenchyma

4. epidermis

A plant tissue, when stained, showed the presence of hemicellulose and pectin in the cell walls of its cells. The tissue represents

1. collenchyma

2. sclerenchyma

3. xylem

4. meristem