Diadelphous stamens occur in

Which of the following is an inconsistent event for flower formation?

Answer the following questions $(A)$ and $(B)$ by using the given diagram:-
$(A)$ Type of placentation?
$(B)$ Example of this placentation?

$A_{1+(9)}$ stands for

In which of the following plants is the androecium fused with the corolla?

When a flower is hypogynous,the position of the ovary is...