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Which of the following statements are co...

Which of the following statements are correct about heartwood?
(a). It does not help in water conduction
(b). It is also called alburnum
(c). It is light in colour and is very soft
(d). It has tracheray elements which are filled with tannins, resins etc.

A

b,c,d

B

a,b,c

C

b,d

D

a,d

Text Solution

Verified by Experts

The correct Answer is:
D
Heartwood does not help in water conduction and it has tracheary elements which are filled wioth tannisns resins etc
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A2Z-ANATOMY OF FLOWERING PLANTS-Section A : Topicwise Questions Topic 6 : Secondary Growth (vascular Cambium , Cork Cambium And Seco
  1. Recoginise the figure and find out the correct matching

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  2. During secondarry growth , at same places ,the cambium forms narrow ba...

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  3. Which of the following statements are correct about heartwood? (a). ...

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  4. The activity of cambium is under the control of -

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  5. which is not part of periderm

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  6. Match the columns I II and III and choose the correct combination from...

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  7. The climatic conditons are not uniform through the year in

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  8. Recognise the figure and find out the correct matiching

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  9. Cambium is a lateral meristem that takes part in

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  10. Fill in the blanks: In older trees , the greater part of …a…. Is dar...

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  11. cellular layers form outside to inside in old dicot stem are

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  12. The peripheral region of the secondary xylem is lighter in colour and ...

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  13. older resin-clogged central seconedary xylem and younger outer seconda...

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  14. Recognise the figure and find out the correct matiching

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  15. Read the following statements and find out the incorrect statement

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  16. vascular cambium of stem is

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  17. Which of the following statement is / are not true A. Cork cambium i...

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  18. Recognise the figure and find oput the correct matching

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  19. Cambium ring in dicot stem consist of

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  20. meristem present in a vascular bundle is

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