Plant Diversity

Plant Diversity
How old are earlier fossils of vascular plants?
5 million
10 million
425 million
2 million
Author: rikazzz Comment
Plant Diversity
Which of following structures transports water and minerals in vascular plants?
xylem
phloem
stomata
cuticle
Author: rikazzz Comment
Plant Diversity
Which of liverworts have leaf-like appendages on their sporophytes?
marchantia
angiosperms
ferns
Plagiochila
Author: rikazzz Comment
Plant Diversity
Which of following are small pores that allow gas exchange in plants?
plasmodesmata
stomata
nuclear pores
spores
Author: rikazzz Comment
Plant Diversity
Which of following is an example of a moss?
sphagnum
marchantia
amoeba
red algae
Author: rikazzz Comment
Plant Diversity
Which of following term describes drying out of plants?
dehydration
flaccid
turgid
desiccation
Author: rikazzz Comment
Plant Diversity
How many total plant phyla are there?
1
4
7
10
Author: rikazzz Comment
Plant Diversity
From how many years megaphylls started appearing in fossil record?
370 million
100 million
1 million
10 million
Author: rikazzz Comment
Plant Diversity
Which of following provides anchorage to plants?
bulbs
roots
leaves
stems
Author: rikazzz Comment
Plant Diversity
Layer of sporophyte tissue that envelops and protects megasporangium is called:
cuticle
stem
integument
xylem
Author: rikazzz Comment

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