In which of the following is the ovary half-inferior?

Read the following statements-
Statement-$1:$ $A$ sterile stamen is called a staminode.
Statement-$2:$ When stamens are attached to the petals,they are epipetalous,as in brinjal.

Which of the following conditions is characterized by free petals and three series in a flower?

Match the placental types (Column-$I$) with their examples (Column-$II$)

Column-$I$	Column-$II$
$(a)$ Basal	$(i)$ Mustard
$(b)$ Axile	$(ii)$ China rose
$(c)$ Parietal	$(iii)$ Dianthus
$(d)$ Free central	$(iv)$ Sunflower

Choose the correct answer from the following options:

Which of the following represent zygomorphic symmetry?

In a flower,adhesion refers to the union of: