From among the sets of terms given below, identify those that are associated with the gynoecium
(A) Stigma, ovule, embryo sac, placenta
(B) Thalamus, pistil, style, ovule
(C) Ovule, ovary, embryo sac, tapetum
(D) Ovule, stamen, ovary, embryo sac

Options

A. Stigma, ovule, embryo sac, placenta
B. Thalamus, pistil, style, ovule
C. Ovule, ovary, embryo sac, tapetum
D. Ovule, stamen, ovary, embryo sac

Answer

A

Explanation

Gynoecium indicates female reproductive part of flower and made up of pistils. Each pistil has 3 parts means stigma, style and ovary, Placenta is located in inner of ovary.
Megaspores develop from placenta. They are known as ovules. Active megaspore divides by meiosis and transformed into either female gametophyte or embryo sac.
In above options thalamus, enodthecium, stamen etc. are not part of Gynoecium. So other options are wrong