Write down four main characters of angiosperms.

Characters of Angiosperms:

(I) Plant body is well differentiated into stem, roots and leaves.

(II) They have highly developed vascular tissue system with vessels in the xylem and companion cells in the phloem.

(III) The seeds develop inside an organ which is modified to become a fruit.

(IV) Plant embryos in seeds have structures called cotyledons.