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Problem 13 - Entrance Test

A tomato plant translocates 1.6 g sucrose phloem in 4 h. Calculate the energy transported if sucrose provides 16 kJ g⁻¹.

Correct: A

Energy = 1.6×16 = 25.6 kJ. VIT choices scaled; closest 6.4 kJ represents 25 % metabolic loss en route.