To which family does the genus $Gossypium$ belong?

Plants are always herbs in which of the following families?

"Gulal", a colored powder used during the festival of Holi, is obtained from which of the following?

According to the Bentham and Hooker system of classification,which family/order is considered the most primitive?

Which of the following characters are related to the Asteraceae family?
$(a)$ Inflorescence racemose head or capitulum
$(b)$ Fruit with hairy pappus
$(c)$ Placentation marginal
$(d)$ Ovary superior

Bicarpellary ovary with obliquely placed septum is seen in