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
The answer is the option (a) Stigma, ovule, embryo sac, placenta
The thalamus, tapetum, and stamen are not associated with gynoecium.
Explanation for other options:
Option B: Thalamus, Pistil, Style, Ovule: The pistil, style, and ovule are part of the gynoecium, whereas the thalamus is not associated with it.
Option C: Ovule, Ovary, Embryo sac, Tapetum:: Three terms are associated with the gynoecium, but tapetum is not.
Option D: Ovule, Stem, Ovary, Embryo sac: Stem not associated with gynoecium.