A) 2 microsporangia on abaxial side of microsporophyll
B) 4 microsporangia on abaxial side of microsporophyll
C) 2 microsporangia on adaxial side of microsporophyll
D) 4 microsporangia on adaxial side of microsporophyll
Correct Answer: A
Solution :
The male cone of Pinus is shortly stalked and consists of an elongated central axis bearing a small spirally arranged and closely fitting scale like microsporophyll. It bears two microsporangia or pollen sacs as swelling on the abaxial (lower) surface of microsporophyll.You need to login to perform this action.
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