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Standard XII
Biology
Gymnosperm
The triad of ...
Question
The triad of sporangia is called
A
Hirers
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B
Synangium
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C
Jacket
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D
Tapetum
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Solution
The correct option is
A
Synangium
Synangium is a three chambered or trilocular spore bearing structure in a pteridophyte
Psilotum
. Hence, synangium is a triad of sporangia.
Jacket cells are the sterile cells around the spermatogenous tissue in the antheridium.
Tapetum is the innermost layer of microsporangium which provide nutrition to the microspore mother cells.
So, the correct answer is 'Synangium'.
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