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  • Mannitol is the stored food in:Option: 1 PorphyraOption: 2 Fucus<div class='q

Mannitol is the stored food in:

Option: 1

Porphyra


Option: 2

Fucus


Option: 3

Gracilaria


Option: 4

Chara


Answers (1)

best_answer

 

 

Phaeophyceae -

  • The members of Phaeophyceae are commonly called as Brown algae. Ex: Ectocarpus, Dictyota, Laminaria, Sargassum, Fucus
  • These are mostly found in Marine habitats. 
  • They are large sized and also known as Kelps (Laminaria, Macrocystis). 
  • Some forms are filamentous as in Ectocarpus.
  • Members of this group are olive green to brown in colour 
  • Major pigments present are chlorophyll a, c, carotenoids and xanthophylls (fucoxanthin).
  • The food is stored in the form of complex carbohydrates such as mannitol and laminarin.
  • The cell wall has cellulose covered by gelatinous substance Algin. Algins are component of phycocolloids.
  • The plant body consists of the holdfast, a short stipe and elaborate photosynthetic frond.

 

 

 

 

 

Mannitol is the stored form of food in brown algae.

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Anam Khan

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