I am the supporter and protector of the plant cell. Who am I?

I control the food production of a cell.Who am I____?

I am the outer most layer of an animal cell. Who am I?

I convert the Sun.s energy into food for the plant. Who am I? ________

I am like a policeman. Who am I____?

I am dispersed by ant and I have caruncle. Who am I? Caruncle - Fleshy outgrowth at the base of the seed.

Cell wall is called as supporter or protector. Why?

I am the state tree of Tamilnadu.Who am I____?