7. The apparatus shown in the following diagram is
niebe entile
Garreau's potometer designed to demonstrate
unequal transpiration from the two surfaces of a
dorsiventral leaf. Equal amounts of calcium chloride
(CaCl) was taken in two vials, which were placed
in two cups. The leaf was placed between the cups.
The ends of the cups were closed with corks
through which two mercury manometers were
connected. After few hours, CaCl, vials were taken
out and weighed again.
on
CaCI, VIALS
Rip.
(a) What is the purpose of keeping CaCl, vials inside
(b) After few hours CaCl, vials
were taken out and
weighed again. Will you expect any difference in
due to to weight is give reason. Leg dulje ne
(c) What was the purpose of using a manometer?
(d) What do you mean by transpiration?
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