431.
Rhizoid of Funaria are
A
Multicellular
B
Unicellular
C
Multicellular, branched with oblique septum
D
Tuberculated
Answer :
Multicellular, branched with oblique septum
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432.
Dehiscence of sporangium in pteridium take place
A
In dry season by water loss
B
In wet season by water absorption
C
By mucilage formation
D
Any of above
Answer :
In dry season by water loss
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433.
Embryo is found in
A
Ulothrix
B
Spirogyra
C
Funaria
D
Chlorella
Answer :
Funaria
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434.
If the number of chromosomes in the cells of spore sac of Funaria is 20, what will be the number of chromosomes in the cells of its calyptra
A
20
B
10
C
40
D
30
Answer :
10
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435.
Which of the following propagates through leaf- tip?
A
Walking fern
B
Sproux-leaf plant
C
Marchantia
D
Moss
Answer :
Walking fern
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436.
The neck canal of Riccia archegonium is filled up with
A
2 cells
B
4-6 cells
C
6-12 cells
D
24 cells
Answer :
4-6 cells
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437.
"Red rust of tea" of caused by parasitic
A
Algae
B
Fungi
C
Bacteria
D
Bryophyta
Answer :
Algae
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438.
The ferns in which the entire sporangium develops form a single superficial cell of the sporophyll are known as
A
Lepto sporangite
B
Eusporangiate
C
Unisporangiate
D
Mesosporangiate
Answer :
Lepto sporangite
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439.
In which characters Selaginella is alike as Gynosperm
A
In heterospory
B
In vascular tissues
C
Cone/Strobilus
D
IgG
Answer :
IgG
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440.
The cell wasll of mature spores in Riccia have
A
One layer
B
Two layer
C
Three layer
D
None of the above
Answer :
Three layer
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