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 An underground specialised shoot with reduced disc like stem covered by fleshy leaves is 

Option: 1

 Rhizome 


Option: 2

 Bulb 


Option: 3

 Bulbil 


Option: 4

 All of these 


Answers (1)

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Bulb

  • These are highly condensed discoid stems.
  • The upper surface is conical and bears apical bud.
  • There are numerous scaly leaves which store food.
  • When scaly leaves surround the apical bud in the form of concentric rings, it is called tunicated bulb, for example, onion.
  • When scaly leaves partially surround the apical bud, it is called scaly bulb, for example, garlic.
  • From the lower surface, adventitious roots arise.

 

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Bulbs are highly condensed discoid stems that have an apical bud surrounded by fleshy leaves.

Posted by

Anam Khan

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