Question

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Why Xylem is known as wood and Phloem as bast?

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Answer 1

Explanation:

Xylem is also known as wood. It consists of four types of cells, viz., tracheids, vessels (both tracheary elements), xylem or wood parenchyma and xylem or wood fibres. Phloem is also called bast. It consists of four types of cells, viz, sieve tubes, companion cells, phloem parenchyma and fibres.