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Assertion: In dicot stem, endodermis is ...

Assertion: In dicot stem, endodermis is also called as starch sheath.
Reason: The cells of the endodermis are rich in starch grains.

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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Endodermis of dicot stem is also called

Read the following statements with respect to dicot stem and select the right choice . i. The epidermis is covered with a thick layer of cuticle . ii. The cells of endodermis are rich in starch grains. iii. The pericycle is present on the inner side of endodermis and above the phloem in the of semilunar patches of sclerenchyma. iv. The vascular bundles are arranged in a ring .

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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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