Q13 of 386 Page 169

Distinguish between tracheids and vessels.

Differences between tracheids and vessels:















Tracheids



Vessels



These are elongated cells with tapering ends.



These are long and cylindrical tubular cells.



Tracheids are found in all vascular plants.



Vessels are absent in gymnosperms.




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Write a short note on sclerenchyma.

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Distinguish between xylem and phloem.

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Explain different types of elements present in phloem.

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What are tracheary elements? Describe their functions.