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Velamen is primarily an absorptive tissu...

Velamen is primarily an absorptive tissue, but it may

A

check exchange of gases to and from the atmosphere

B

check loss of water from the cortex

C

accelerate the growth of cortex

D

become green and perform photosynthesis

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The correct Answer is:
B
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ARIHANT NEET-ANATOMY OF FLOWERING PLANTS -Chapter exercises ( Taking it together Assorted Questions of the Chapter for Advanced Level Practice)
  1. What is the fate of primary xylem in a dicot root showing extensive se...

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  2. In monocot roots which types of vascular bundles are found

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  3. Velamen is primarily an absorptive tissue, but it may

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  4. velamen found in epiphyic roots is meant for

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  5. Vascular cylinder in dicot stems occurs in the form of distinctly sepa...

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  6. Number of vascular bundles in a leaf-vein of dicot

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  7. The vascular bundle present in the midrib of a dicot leaf is

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  8. Bundle sheath extensions are collenchymatous on the vascular bundles o...

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  9. The oldest layer of secondary phloem in a stem lies

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  10. A cut trunk shows 26 concentric rings of spring wood and autum wood in...

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  11. Increment borer is an instrument used to count

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  12. Common features between lenticels and hydathodes are

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

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

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

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

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  17. Which of the following statements is incorrect?

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  18. Choose the correct statement regarding dicot stem

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

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  20. Pick the incorrect statement

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