Biology 11 Chapter - 8
Diversity Among Plants -8
1.
In seed plants, the micro- and megagametophytes are fully adapted to?
a) marshy places
b) aquatic environment
c) dry environment
d) damp soil
2.
The megasporangium in which the megaspores are retained is called as?
a) pollen grain
b) seed
c) embryo
d) ovule
3.
Embryo is formed from?
a) unfertilized pollen
b) unfertilized ovule
c) fertilized ovule
d) fertilized pollen
4.
In seeded vascular plants, the embryo is retained with in the?
a) sporophyte
b) both of these
c) none of these
d) gametophyte
5.
Dispersal of seed in vascular plants occurs by?
a) water
b) wind
c) all of these
d) animals
6.
Whisk ferns are called so because?
a) they are non vascular
b) they have no seeds
c) they resemble whiskbrooms
d) they are vascular
7.
The underground stems of whisk ferns are called as?
a) rhizomes
b) adventitious roots
c) true roots
d) shoots
8.
The rhizomes in whisk ferns bear structures called as?
a) adventitious roots
b) root hairs
c) rhizoids
d) true roots
9.
Psilotum is a?
a) whisk fern
b) true fern
c) hornwort
d) liverwort
10.
Rhynia is a?
a) moss
b) liverwort
c) whisk fern
d) hornwort
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