Q2 of 386 Page 170

What are tracheary elements? Describe their functions.

Tracheids and vessels are collectively called tracheary elements. Their function is to carry water and minerals in upward direction from roots to different parts of the plant.


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13

Distinguish between tracheids and vessels.

 1

Explain different types of elements present in phloem.

 3

Write the functions of parenchyma, collenchymas and sclerenchyma.

 4

What is the difference between parenchyma and collenchyma?