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Assertion :- In roots cork cambium is of...

Assertion :- In roots cork cambium is of secondary origin.
Reason :- It arises due to dedifferentiation of pericycle tissue.

A

If both Assertion & Reason are True & Reason is a correct explanation of the Assertion.

B

If both Assertion & Reason are True but the Reason is a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False.

D

If both Assertion & Reason are false.

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The correct Answer is:
A
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ALLEN-STRUCTURAL ORGANISATION IN PLANTS (MOPRHOLOGY OF FLOWERING PLANTS & ANATOMY OF FLOWERING PLANTS)-Exercise-IV (Assertion & Reason)
  1. Assertion :- Pericycle of monocot roots show dual functioning. Reaso...

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  2. Assertion :- Both vascular cambium and cork cambium are lateral merist...

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  3. Assertion :- Vascular cambium of dicot stem shows dual origin. Reaso...

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  4. Differentiate between Fascicular cambium and interfascicular cambium

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  5. Assertion :- Old woody plant parts are devoid of primary phloem. Rea...

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  6. Assertion :- Vascular cambium activity is not uniform throughout the y...

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  7. Assertion: In dicot stem, endodermis is also called as starch sheath. ...

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  8. Assertion :- Cork cambium activity is responsible for slough off perip...

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  9. Assertion :- Removal of bark in the form of ring from tree leads to d...

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  10. Assertion :- In roots cork cambium is of secondary origin. Reason :...

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  11. Assertion :- Vascular tissue are complex tissues. Reason :- Xylem ...

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  12. Passage cells are found in

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  13. Assertion :- Most distinct annual rings are formed in tropical regions...

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  14. Assertion :- Vessels are example of syncyte . Reason : Vessels are ...

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

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  16. Assertion :- Sieve tube element and companion cell are called sister c...

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  17. Assertion :- In Zea mays roots, xylem is exarch. Reason :- The prot...

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  18. Phellem becomes impervious to water due to deposition of

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  19. Assertion :- In angiosperms transport of food and water are more effi...

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  20. Assertion :- Plant dies up after removing the bark. Reason: By the r...

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