691.
Which of the following is not common in Funaria and Selaginella
A
Roots
B
Archegonium
C
Embryo
D
Motile antherozoids
Answer :
Roots
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692.
Chloroplast of Ulothrix is
A
Girdle shaped with grana & intergrana
B
Gridle shaped without or less developed grana & intergrana
C
Discoidal with well developed grana
D
Discoidal with poorly developed grana
Answer :
Gridle shaped without or less developed grana & intergrana
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693.
Seedless nonvascular plants are
A
Angiosperm
B
Gymnosperm
C
Pteridophyte
D
Bryophytes
Answer :
Bryophytes
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694.
Why Pinus seeding do not grow on places after fire. This is because the soil becomes
A
Hard
B
Devoid of bacteria
C
Dry
D
Devoid of fungi
Answer :
Devoid of fungi
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695.
In aquatic Riccia
A
Rhizoids absent
B
Scales poorly developed or absent
C
Air canals more developed
D
All of the above
Answer :
All of the above
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696.
Which one of the following is a vascular cryptogam?
A
Ginkgo
B
Marchantia
C
Cedrus
D
Equisetum
Answer :
Equisetum
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697.
Multicellular branched rhizoids and leafy gametophytes are characteristic of
A
all bryophytes
B
some bryophytes
C
all pteridophytes
D
some peteriodphytes
Answer :
some bryophytes
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698.
Why Ulothrix is not considered a linear colony of cells
A
BEcause all cell are in a common cell wall
B
Because cells exhibit a division of labour
C
Because cells have plasmodesmatal connections
D
All of the above
Answer :
Because cells have plasmodesmatal connections
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699.
In Riccia reduction division take place in
A
Archegonium
B
Antheridium
C
Capusul
D
Rhizoids
Answer :
Capusul
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700.
The akinate formed during unfavourable conditions in the ulothrix life cycle is
A
Protoplasm + thin cell
B
Protoplasm + cell wall
C
Cell + thick wall
D
Naked protoplasm
Answer :
Cell + thick wall
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