Chapter 20 + 22 Test Review. Have a cuticle and stomata – help with retaining moisture and the movement of O2 and CO2 in and out of the plant Developed a vascular system to transport water and nutrients. Have lignin in cells to help the plant grow upright.
2. A. 1
4. A plant that has xylem and phloem to transport water
and nutrients throughout the plant.
Sporangia in the sori form spores through meiosis
When the spores germinate, the protallus form
The archegonia produce egg cells
Water must be present so that the sperm can swim to
Fertilization takes place in the archegonia
The embryo grows into a sporophyte.
The young sporophyte is dependent on the prothallus
For a little while until it can photosynthesize on its own.
Will become stem
Will become root
Food for embryo
8. See the chalk board – Flower belongs to a dicot plant – have
Flower parts that are multiples of 5.