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  • Which of the following tissues has dead cells?(a) Parenchyma(b) Sclerenchyma(c) Collenchyma(d) Epithelial tissue

Which of the following tissues has dead cells?
(a) Parenchyma
(b) Sclerenchyma
(c) Collenchyma
(d) Epithelial tissue

Answers (1)

Parenchyma- These cells are located in the soft parts of the plants. They live in nature and have a thin cell wall, dense cytoplasm and central vacuole.

Sclerenchyma- It consists of dead tissues with thick cell walls because of the presence of lignin. They are located in the veins of the leaf, covering of the seeds and vascular bundles.

Collenchyma- It consists of living tissues with an elongated shape and a thick cell wall. It can be located in the stalk of the leaf and below the epidermis.

Epithelial tissues- These are protective tissues found in the animal body. They cover all organs and cavities in the animals.
The correct option is (b) Sclerenchyma

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