131. Foliar transpiration

A Includes stomatal and cuticular transpiration
B Does not occur
C Includes all type of transpiration
D Shows stomatal transpiration
Answer :   Includes stomatal and cuticular transpiration
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132. Which of the following plant is

A Xanthium
B Soyabean
C Wheat
D Tobacco
Answer :   Wheat
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133. If a plant cell is immersed in water ,the water continues to enter the cell until the

A Concentration of the salts is the same inside the cell as outside
B Cell bursts
C Concentration of water is the same inside the cell as out side
D Diffusion pressure deficit is the same inside the cell as out side
Answer :   Diffusion pressure deficit is the same inside the cell as out side
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134. In which condition the Turgor pressure of the cell becomes equal to the osmotic pressure

A In flaccid cell
B In plasmolysed cell
C In fully turgid cell
D It never happens
Answer :   In fully turgid cell
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135. Which is produced during water stress that brings stomatal closure

A ethylene
B abscisic acid
C ferulic acid
D coumarin
Answer :   abscisic acid
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136. Imbibition process involves

A Both diffusion and capillary action
B Only diffusion
C Only capillary action
D None of the above
Answer :   Both diffusion and capillary action
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137. The process of the escape of liquid from the tip of uninjured leaf is called

A Evaporation
B Transpiration
C Guttation
D Evapo-transpration
Answer :   Guttation
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138. Ringing experiment was performed in

A Balsom Plant
B Mirabilis Plant
C Indian telegraph
D Avena pant TRANSPIRATION
Answer :   Indian telegraph
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139. If the OP of any osmotic system is 35 atm and its turgor pressure 9 units .Find out water potential present in the osmotic system

A -44 unit
B -26 unit
C 26 unit IMBIBITION
D -3.88 unit
Answer :   -26 unit
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140. Which of the following pair of bacteria is involved in two step conversion of NH3 into nitrate

A Azotobacter and nitrosomnas
B Nitrosomonas and Nitrobacter
C Azotobacter and Achromobacter
D Pseudomonas and Nitrobacter
Answer :   Nitrosomonas and Nitrobacter
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