A close relation between flower and pollinating agent is best exhibited by or In which of the following pollination takes place by lever mechanism

Options

A. Cocos
B. Salvia
C. Yucca
D. Avena

Answer

B

Explanation

The suspensor helps in pushing the embryo into the endosperm. The first cell of the suspensor towards the micropylar end becomes swollen and functions as a haustorium. During embryo development in angiosperms seeds are of asymmetrical division of the unicellular embryo including polarity.