A xerophyte with a CAM pathway faces prolonged drought conditions. Which of the following physiological responses would be LEAST likely to occur?
Increased stomatal aperture during the day
Accumulation of organic acids at night
Reduced transpiration rates
Increased root-to-shoot ratio
Related Questions
Cell A has bars and cell B has bars. The movement of water will be from
Cell A to cell B
Cell B to cell A
Data insufficient
Water can not move in negative value of \Psi {W^\;}
Water potential and osmotic potential of pure water is
Zero and zero
100 and zero
100 and 100
Zero and 100
Which of the following statement is correct?
DPD=OP-WP
DPD=OP+WP
DPD=WP-OP
DPD=TP+OP
    Water can be absorbed from a hypertonic external solution by
    Withdrawing more water from the external solution
    Auxin treated cells
    Adding a buffer in the external solution
Cytokinin treated cells
Adding more solute to a saturated solution will:
Increase the solubility of the solute
Decrease the concentration of the solution
Cause the excess solute to settle at the bottom
Form a supersaturated solution
    Which of the following has maximum water potential?
    Pure water
2% sucrose solution
4% glucose solution
10% sodium chloride solution
    Consider the following statements and choose the correct answer from the options given below
I.    A dry live seed still contains water
II.    A mature maize plant absorbs about 3 L water per day
III.    A mustard plant take up water equal to its weight in about five hours
IV.    Water is not considered as the limiting factor for plant growth and productivity
I, II, III and IV
IV and II
I, II and III
Only IV
    Which one is incorrect statement?
    Movement of water is expressed in terms of free energy
    Free energy determines the direction by which physical and chemical changes should occur
Water potential is the sum of free energy of water molecules in pure water and in any other system
    Water potential of pure water is zero
The process of water loss from plants in the form of vapor is called:
Transpiration
Respiration
Photosynthesis
Guttation
A xerophyte with a CAM pathway faces prolonged drought conditions. Which of the following physiological responses would be LEAST likely to occur?
Increased stomatal aperture during the day
Accumulation of organic acids at night
Reduced transpiration rates
Increased root-to-shoot ratio
