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A mature sieve tube differs from a vesse...

A mature sieve tube differs from a vessel in

A

In lacking a functional nucleus

B

Absence of lignified walls

C

Being nearly dead

D

Lacking cytoplasm

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The correct Answer is:
B
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  1. Safranin and fast green stain which tissue respectively

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  2. Tissue which develops more due to scarcity of water or tissue which is...

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  3. A mature sieve tube differs from a vessel in

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  4. Sieve plates in angiosperms are-

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  5. Complex tissues are not found in:

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  6. According to histogen theory, stem epidermis is derived from

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  7. The diagram below is a three-dimensional representation of a cell foun...

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  8. A T.S shown conjoint, collateral, endarch and closed bundles scattered...

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  9. Fatty substance found in epidermal cell walls is

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  10. Suberin is a -

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  11. In respect of many grasses, the presence of motr cells in the upper ep...

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  12. Heart wood of most of the woody tress, fails to conduct sap due to th...

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  13. The trees growing in desert will

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  14. Sap wood differ from heart wood is being-

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  15. In a ring girdled plant

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  16. Which would do maximum harm to tree

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  17. Spring wood (early wood) differs with autumn wood (late wood) in

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  18. Most conspicuous annual rings are formed in

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  19. In dicot root which tissue becomes dead due to activity of phellogen

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  20. In a hollow hearted stem, what is most affected

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