Lecture 13 Flashcards
1
Q
Xylem (vascular plants)
A
Contains ligma (lignin), strengthening polymer
2
Q
Phloem?
A
Living cells, distribute nutrients
3
Q
Vascular tissue?
A
Xylem and phloem
4
Q
Complex multicellular roots?
A
Provide anchor and absorb nutrient
5
Q
Complex multicellular leaves?
A
Photosynthetic organs
6
Q
Microphylls?
A
Single strand of vascular tissue, small
7
Q
Megaphylls?
A
Branching vascular system, usually big
8
Q
Sporophylls?
A
Modified leaves that produce sporangia
9
Q
What is sporangia?
A
Spore producing organ
10
Q
sporangia + sporopollenin walls = ?
A
Terrestrial adaptation
11
Q
Sporophyte is?
A
Dominant
12
Q
Seedless vascular plant phylum?
A
Phylum Lycophyta
Phylum Pterophyta
13
Q
Gametophytes?
A
Tiny independent plants on or just below soil surface
14
Q
Flagellated sperm must?
A
Swim in a film of water to reach eggs
15
Q
Microphyllous
A
Small leaves
