531.
The mycorrhizal relationship between fungi & roots of Pinus plant is
A
Parasitic relationship
B
Sarphophytic relationship
C
Symbiotic relationship
D
Epiphytic relationship
Answer :
Symbiotic relationship
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532.
Which statement is true about bryophytes that
A
They are non photosynthetic
B
Zygote produces gametophyte on germination
C
Spores form gametophyte plant on germination
D
They have vascular tissues
Answer :
Spores form gametophyte plant on germination
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533.
The rhizoids of Riccia are
A
Uniclelular and coloured
B
Unicellular and colouless
C
Multicellular and Green
D
Multicellular and brown
Answer :
Unicellular and colouless
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534.
The development of Funaria gametophyte always initiated from
A
Heterothallic
B
Dioecious
C
Monoecious
D
Monoecious and dioecious
Answer :
Dioecious
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535.
The Prothallus of pteridium is
A
Kideny - shaped
B
Club-shaped
C
Heart shaped
D
Flask shaped
Answer :
Heart shaped
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536.
In the archegonium of Pteridium the number of neck-canal cell is/are
A
4
B
2
C
3
D
1
Answer :
1
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537.
In which of the following fertilization/reproduction is possible without water
A
Ulothrix
B
Funaria
C
Dryopteris
D
Pinus
Answer :
Pinus
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538.
Seed-habit first originated in
A
certain ferns
B
certain pines
C
certain monocots
D
primitive dicots
Answer :
certain ferns
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539.
In wchih plant, male and female sporongia are developed on same strobilus
A
Dropteris
B
Cycas
C
Selaginella
D
Nephrolepis
Answer :
Selaginella
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540.
Wings in Pinus seeds develop from
A
Bract scale
B
Ovuliferous scale
C
Cone axis
D
Seed coat
Answer :
Ovuliferous scale
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