Question

which of the following tissue are made up of dead cells?
a) collenchyma
b) phloem
c) parenchyma
d) xylem​

Answer 1

Sclerenchyma cells

Answer: (b) Sclerenchyma cells are the permanent tissues present in the plants. They provide hardness and stiffness to the plant and are composed of dead cells. This tissue is present in stems around vascular bundles in the veins of leaves and in hard covering of seeds and nuts.

Answer 2

Explanation:

b. Phellem is made up of dead cells present at the periphery of the bark. . These are the tissues found in many vascular plants as a part of the epidermis. These are present in one of the many layers of bark, between the layers of cork and primary phloem.

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