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Identify A, B, C and D in the given transverse section of the leaf of Zea mays.


 

Option: 1

Abaxial  Adaxial  Xylem  Phloem
epidermis  epidermis


 


Option: 2

Adaxial  Abaxial  Xylem  Phloem
epidermis  epidermis


Option: 3

Adaxial  Abaxial  Phloem  Xylem
epidermis  epidermis


Option: 4

Abaxial  Adaxial  Phloem  Xylem
epidermis  epidermis


Answers (1)

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As we learned

 

Internal Structure of Isobilateral leaves or equifacial -

  • Thickness of cuticle on the both surface is equal.
  • Stomata are present on both sides (amphistomatic)
  • Mesophyll is not differentialed into palisade and spongy tissue . It is made up of spongy tissue and palisade and absent.
  • Bulliform or motor cells are present. They are filled with liquid and are responsible for upward projection of leaves during sunny days in desert plants.

- wherein

Internal Structure of Isobilateral leaves or equifacial

 

 

Posted by

Devendra Khairwa

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