a potometer was used to compare the rate of loss of the same volume of water from a plant under different environmental conditions as under a fan, at the sea shore, under the sun, in the airy laboratory and in cupboard. What time was likely to have been obtained in a cupboard?
-
A.
15 secs -
B.
30secs -
C.
25secs -
D.
20secs -
E.
28secs