The experimental set up shown in the adjacent diagram is for |
|
a) |
The demonstration of development of suction force due to transpiration |
b) |
Measuring the rate of transpiration |
c) |
The demonstration of ascent of sap |
d) |
The demonstration of anaerobic respiration |
The experimental set up shown in the adjacent diagram is for |
|
a) |
The demonstration of development of suction force due to transpiration |
b) |
Measuring the rate of transpiration |
c) |
The demonstration of ascent of sap |
d) |
The demonstration of anaerobic respiration |
(b) The experimental set up shown in the diagram is simple potometer used for measuring the rate of transpiration. In simple potometer, when water is lost by the plant, it is taken from the glass tube and as a result, the mercury column rises |
Arrange the events of opening stomata in correct sequence and choose the correct option accordingly I. Lowering of osmotic potential of guard cells II. Decline in guard cell solute III. Rise of potassium ion level in guard cells IV. Guard cells absorb water from neighbouring epidermal cells V. Guard cells become flaccid VI. Guard cells swells and make a pore between them |
|||||||
a) |
III, I, IV, V |
b) |
I, II, III, IV, V, VI |
c) |
III, I, IV, VI |
d) |
III, I, IV, VI, II, V |
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