| (i) It is made up of elongated, tapering cylindrical cells which have dense cytoplasm and nucleus. |
| (ii) The cell wall is composed of cellulose and has pits through which Plasmodesmata connections exist between the cells. |
| (iii) It is absent in most of the monocotyledons. |
| Which part of plant tissue is being described by the above statements? |
A) Sieve tube elements
B) Companion cells
C) Phloem parenchyma
D) Phloem fibres
Correct Answer: C
Solution :
[c] The described statements are associated with the phloem parenchyma. Phloem parenchyma is living and has thin cell walls. These cells form the packing tissue between all the other types of cells. These cells store compounds such as starch. Phloem parenchyma is absent in monocot because vascular bundle are open that is, they lack cambium, so no secondary growth take place.
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