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The tracheids and vessels of this wood g...

The tracheids and vessels of this wood get plugged by the ingrowth of the adjacent parenchyma cells

A

alburnum

B

duramen

C

autumnwood

D

springwood

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The correct Answer is:
B
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Explore conceptually related problems

Go through the following statements (i) The cambium is generally more acitve on the inner side than on the outer. (ii) The autunn wood is darker and has a higher density than spring wood. (iii) In stem, the secondary xylem shows distinction into protoxylem and metxylem and occurs in the from of patches. (iv) The tracheids and vessels of the sapwood get plugged by the ingrowth of the adjacent parenchyma cells into thier cavities called tyloses. Which of theses are correct ?

Parenchyma cells are

Parenchyma cells are

vessels of heart wood are blocked by

Tracheids and vessels do not transport sap.

A wood with abundant parenchyma is called?

Assertion : Typloses plug the tracheids and vessels. Reason : Tylosers are in growth of xylem cells.

ARIHANT NEET-ANATOMY OF FLOWERING PLANTS -Chapter exercises ( Taking it together Assorted Questions of the Chapter for Advanced Level Practice)
  1. Increment borer is an instrument used to count

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  2. Common features between lenticels and hydathodes are

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  3. The tracheids and vessels of this wood get plugged by the ingrowth of ...

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  4. In the following, how the sapwood is converted into heartwood?

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  5. Stem of grasses and related plants elongates by the activity of

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  6. Healing of wounds is done in plants by the activity of

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  7. Which of the following statements is incorrect?

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  8. Choose the correct statement regarding dicot stem

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  9. Which one of the following statements pertaining to plant structure is...

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  10. Pick the incorrect statement

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  11. The components of vascular bundle develop from …………… of the primary me...

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  12. A leptocentric or amphivasal vascular bundle has

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  13. Hardbast occurs in the stemk of Helianthus, Ricinus and few other plan...

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  14. In a dicotyledonous stem, the sequence of tissues from the outside to ...

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  15. Identify the correct statement

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  16. What is correct about monocot stem

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  17. From the given set of statements chracterising the internal structure ...

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  18. Which one of the following sets represents the xerophytic characters o...

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  19. Identify the permanent tissues shown in the following figures .

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  20. Identify the various types of xylem shown in the following figures.

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