Question

differentiate between gymnosperms and angiosperms

Answer 1

Gymnosperms bears naked seeds while angiosperms don't bear naked seeds.
The ovule of the gymnosperms are naked. But in angiosperms, they are encloses inside the ovary. They are covered by seed coat.
In gymnosperms, wood is not porous. While in angiosperms wood is porous.
The archaegonia are absent in angiosperms while present in gymnosperms.

Answer 2

GYMNOSPERMS

1) Sporophylls are aggregated to form cones .

2) The seed are naked .

3) The microspores and megaspores are produced by male and female cone .

4) Vascular tissues such as xylem lacks vessels and phloem lacks companion cells .

5) The ovules are not contained within an ovary .

6) Endosperm cells are hapolid .

ANGIOSPERMS

1) Sporophylls are aggregated to form flowers .

2) The seeds are enclosed by a fruit wall .

3) Microspores and megaspores are produced in the same or two different types of flowers .

4) Vascular tissues such as xylem contain vessels and phloem contains companion cells .

5) The ovules are enclosed within an ovary .

6) Endosperm cells are triploid .