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प्रश्न
Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is ______.
विकल्प
Xylem
Sclerenchyma
Collenchyma
Epidermis
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उत्तर
Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is collenchyma.
Explanation:
Collenchyma is the only tissue which is living and shows angular wall thickening. Cells of the xylem and sclerenchyma are dead cells. Cells of the epidermis do not show wall thickening.
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