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  • Cuticle is absent inOption: 1 Submerged hydrophytesOption: 2 Floating hydrophytes

Cuticle is absent in

Option: 1

Submerged hydrophytes


Option: 2

Floating hydrophytes


Option: 3

Both a and b


Option: 4

None of these


Answers (1)

best_answer
 

Epidermis

  • It is the outermost continuous layer of parenchymatous cells in the primary plant body.
  • If the epidermis is a single layer, it is called uniseriate.
  • If the epidermis is multi layered, it is called multiseriate.
  • Multiseriate epidermis is seen in xerophytic plants, like, Ficus, Nerium, Peperomia, Cactus.
  • The cells of epidermis lack intercellular spaces. 
  • In aerial parts of the plant, the outer cell wall of the epidermal cells is covered with a waxy substance called cutin.
  • The layer of cutin is called cuticle.
  • Cuticle never occurs in the epidermis of roots. The epidermis of root is called epiblema.
  • Cuticle is also absent in submerged hydrophytes. 
  • Epidermis is the protective layer that protects the underlying tissues against mechanical injury, light intensity, thermal changes, microbial attacks, general abrasion, etc.
  • Epidermis stores mucilage in succulent plants.
  • In some plants, it performs photosynthesis.

Cuticle is absent in submerged hydrophytes.

Posted by

Ajit Kumar Dubey

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