Question

The gynoecium consists of ___.

• A. stigma and anthers
• B. anthers and filaments
• C. stigma, style and ovary
• D. stigma, ovary and filaments

Answer 1

The correct option is C

stigma, style and ovary

The correct option is (C):

Explanation of the correct option:

1. Gynoecium is the female reproductive part which forms the innermost whorl.
2. Three parts of the gynoecium are ovary, style and stigma.
3. Ovary is present at the base of the gynoecium and the ovule containing the female gametes is present inside the ovary.
4. Style is the stalk-like structure which develops from the ovary and extends to the stigma.
5. The stigma is present at the top of the style and it is a disc-shaped structure where the pollen grains attach during pollination.

Explanation of the incorrect option:

Option (B):

1. Androecium is the male reproductive part of the flower which contains stamens.
2. The two parts of the stamen are anthers and filaments.
3. Filament is a stalk-like structure while the anther is a bilobed structure containing pollen grains.
4. The male gametes are present inside the pollen grains.

Final Answer: The gynoecium consists of stigma, style and ovary.