Transpiration cohesion theory explains that the upwards pull of water is transmitted from top to bottom by cohesion of molecules caused by

Related MCQs

• How many molecules of NADH2 are produced when four molecules of phosphogyceraldehyde arc converted into four molecules of pyruvate (Guj.CET. 2006)
• A. Six turns of Calvin-cycle result in the production of one molecule of glucose (C6H12O6) R. Three molecules of ribulose 1, 5 – bisphosphate (Ru BP) react with three molecules of carbon dioxide to produce six carbon intermediates.
• To produce 3 glucose molecules ______ ATP and ______ NADPH2 molecules are required.
• By which type of transpiration largest amount of water is lost ?
• Major loss of water in transpiration occurs through (MHT, CET 2009)
• Transpiration is unavoidable evil because of
• Transpiration is a process related to
• Rate of transpiration is inversely related to
• What is the action spectrum of transpiration ? (RPMT 1995, CET Chd. 2006)
• Maximum transpiration takes place from