Which among the following is incorrect about racemose and cymose?

Which among the following is incorrect about different types of Placentation?

A scar on seed coat through which seed is attached to the fruit is called ____

Which among the following is incorrect about reticulate and parallel venation?

Which among the following is incorrect about the modifications in roots?

Which among the following is incorrect about different modes of modifications in stems?

Several ripened ovaries produced by same flower on same thalamus form aggregate fruits and each ovary forms a fruitlet.

Which among the following is not correct about simple dry fruits?