Rate of transpiration is measured by
A. Auxanometer
B. Respirometer
C. Porometer
D. Ganong's potometer
Answer: Option D
Solution(By Examveda Team)
The rate of transpiration is measured by Ganong's potometer.A potometer, is a device used for measuring the rate of water uptake of a leafy shoot which is almost equal to the water lost through transpiration.
Francis DarwinCharles Darwin Ganong Bose designed and invented Ganong’s potometer. The Ganong's potometer is composed of a glass tube, which is bent twice, and a glass cylinder with a wide mouth also a capillary tube is inserted into a horizontal glass bar attached to a reservoir.
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Which photosynthetic bacteria possess both PS I and PS II?
A. Purple sulphur bacteria
B. Cyanobacteria
C. Purple nonsulphur bacteria
D. Green sulphur bacteria
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