$A$ floral formula represents $......$.

Column-$I$ lists the series and Column-$II$ lists the number of orders in Bentham and Hooker's classification system. Match them correctly.

Column-$I$ (Series)	Column-$II$ (Number of Orders)
$(A)$ Thalamiflorae	$(p)$ $4$
$(B)$ Inferae	$(q)$ $3$
$(C)$ Disciflorae	$(r)$ $5$
$(D)$ Calyciflorae	$(s)$ $6$

In angiosperms,characters of flowers are used in classification because

Write the floral formula for a flower which is bisexual,actinomorphic,sepals five,twisted aestivation,petals five,valvate aestivation,stamens six,ovary tricarpellary,syncarpous,superior,trilocular with axile placentation.

Explain: How is a floral diagram drawn?

Percentage ( $\%$ ) sign is used for