Ch22: Early Development of the Plant Body Flashcards
(8 cards)
1
Q
What do the integuments develop into?
A
Seed coat
2
Q
What is the name of the stem like axis above the cotyledons? Below?
A
Above = epicotyl
Below = hypocotyl
3
Q
What is the procambium the precursor of?
A
vascular tissues (xylem and phloem)
4
Q
What arisis from the protoderm?
A
Epidermis
5
Q
When will a dormant seed germinate?
A
Dormant seeds will never germinate, only quiescent seeds can germinate.
6
Q
What is typically the first structure to emerge from a germinating seed?
A
The primary root to anchor the seed in the soil
7
Q
What does hypogeous/epigeous mean?
A
Hypo: Cotyledons are below ground level
Epi: Cotyledons are above ground level.
8
Q
What plant examples show hypogeous germination? Epigeous germination?
A
Hypo: Pea
Epi: Garden bean, castor bean, onion
