STANDARDBotany-Reproduction in Flowering Plants
STANDARD Botany Embryo Sac MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which one of the most common embryo sac in flowering plant
A
Monosporic, 8 nucleated and 7 celled
B
Monosporic, 7 celled and 7 nucleated
C
Bisporic, 8 nucleated and 7 celled
D
Bisporic, 7 nucleated and 8 celled
Correct Answer
Option C
Detailed Explanation
The most common embryo sac in flowering plant is Bisporic, 8 nucleated and 7 celled because the functional megaspore forms female gametophyte or embryo sac. The nucleus of megaspore divides into 2, and 8 daughter nuclei in which 2 polar nuclei at the centre, 3 polar nuclei at the base of embryo sac form antipodal cells.
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