Which type of placentation is found in primrose and lemon,respectively?

$S :$ In Catharanthus roseus,the number of carpels is two.
$R :$ Catharanthus roseus is an example of a bicarpellary condition.

Which of the following characteristics is $NOT$ associated with dicotyledonous plants?

Given below are two statements $:$
Statement $- I :$ The arrangement of ovules within the ovary is known as aestivation.
Statement $- II :$ The mode of arrangement of sepals and petals in floral bud with respect to the other members of the same whorl is known as placentation.
In the light of the above statements,choose the correct answer from the options given below $:$

Which one of the following organisms is correctly matched with its three characteristics?

Find the incorrect match: