91.
Palisade parenchyma is absent in leaves of:
A
mustard
B
soybean
C
gram
D
sorghum
Answer :
sorghum
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92.
A parenchyma cell which stores ergastic materials or waste substance is
A
Phragmoblast
B
Conidioblast
C
Idioblast
D
Blastomere
Answer :
Idioblast
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93.
Which one yields fibres?
A
Coconut
B
Oak
C
Teak
D
Sisso
Answer :
Coconut
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94.
Cells of paranchymatous tissue are characterised by
A
Presence of uniform thickening
B
Presence of thickening at the corner
C
Presence of lignified walls
D
Presence of intercellular spaces
Answer :
Presence of intercellular spaces
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95.
In which of the following secondary growth takes place
A
Riccia
B
Funaria
C
Selaginella
D
None of the above
Answer :
None of the above
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96.
"Patua" is obtained from Hibiscus sabdarffa is
A
Secondary phloem
B
Collenchymatous hypodermis
C
Pericycle
D
Epidermis
Answer :
Secondary phloem
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97.
Sieve tubes are suited for translocation of food because they possess
A
bordered pits
B
no ends walls
C
broader lumen and perforated cross walls
D
no protoplasm
Answer :
broader lumen and perforated cross walls
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98.
Sieve tubes are ideal for nutrient transport because they have
A
No end walls
B
Bordered pits
C
Narrow lumen rich in cytoplasm
D
Broad lumen with little peripheral cytoplasm
Answer :
Broad lumen with little peripheral cytoplasm
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99.
Position of protoxylem & protophloem in leaf respectively
A
Abaxial & Adaxial
B
Adaxial & Abaxial
C
Both Adaxial
D
Both abaxial
Answer :
Adaxial & Abaxial
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100.
Which type of vascular bundles are found in monocot stem
A
Collateral, Open, Endarch
B
Radial, open, diarch
C
Radial, open, mesarch
D
Collateral, closed, endarch
Answer :
Collateral, closed, endarch
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