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Question
Closing layers of lenticels show deposition of
Closing layers of lenticels show deposition of
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Solution
The correct option is D Suberin
The large sized, sligtly raised sports or aerating pores present in the cork tissue are called Lenticels. These are found in old dicotyledonous stems. These are formed in the place of stomata. They have outer raised margins and internally, loosely arranged colourless parenchyma cells are present, called as complementary cells, These are meant for gaseous exchange.The lower part of lenticells shows cork tissue with suberised cell walls.So, the correct option is 'Suberin'.
The large sized, sligtly raised sports or aerating pores present in the cork tissue are called Lenticels. These are found in old dicotyledonous stems. These are formed in the place of stomata. They have outer raised margins and internally, loosely arranged colourless parenchyma cells are present, called as complementary cells, These are meant for gaseous exchange.
The lower part of lenticells shows cork tissue with suberised cell walls.
So, the correct option is 'Suberin'.
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