101.
In Ulothrix maximum energy is utilized during
A
Movement
B
Chemical reaction
C
Mitosis
D
Xanthophyll synthesis
Answer :
Mitosis
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102.
Which one has the largest gametophyte?
A
Cycas
B
Angiosperm
C
Selaginella
D
Moss
Answer :
Moss
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103.
Male gametophyte in Angiosperms produces:
A
Single sperm and vegetative cell
B
Single sperm and two vegetative cells
C
Three sperms
D
Two sperms and a vegetative cell
Answer :
Two sperms and a vegetative cell
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104.
In bryophta, organs are referred to as "Leaf like" and 'Stem like' and not the true leaf and stem because
A
They lack vascular tissues
B
They are non-green
C
They do not function as leaf and stem
D
All of the above
Answer :
They lack vascular tissues
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105.
Oblique septa are found in which part of moss
A
Rhizoids of sporophyte
B
Rhizoids of gametophyte
C
Leaves
D
Stem
Answer :
Rhizoids of gametophyte
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106.
Which of the following are formed due to germination of spores in ferns
A
Protonema
B
Prothallus
C
Thallus
D
Gametophore
Answer :
Prothallus
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107.
In Bryophytes what is absent
A
Embryo formation
B
Fertilization
C
Motile gametes
D
True roots and vascular tissue
Answer :
True roots and vascular tissue
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108.
In which one of the following, male and female gametophytes do not have free living independent existence?
A
Pteris
B
Funaria
C
Polytrichum
D
Cedrus
Answer :
Cedrus
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109.
An alga which can be employed as food for human being is:
A
Ulothrix
B
Chlorella
C
Spirogyra
D
Polysiphonia
Answer :
Chlorella
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110.
Non vascular embryophyta are
A
Thallophyta
B
Bryophyta
C
Pteridophyta
D
A and B both
Answer :
Bryophyta
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