Question : The bulliform cells of leaves lose their turgidity during e

1.	Question : The bulliform cells of leaves lose their turgidity during excessive
Answer» assimilation transpiration photosynthesis respiration. Solution : In some grasses (isobilateral LEAVES) on EPIDERMIS there are some larger thin WALLED cells called bulliform cells are present which in dry condition lose water through transpiration and THUS the rollling up of leaves occurs `e.g., in Poa Agropyron, Amophilla ETC.

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