Plant Physiology With Answers

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Plant Physiology

Sr. # Questions Answers Choice
1 Which ion plays a role in the opening of stomata. Sodium Potassium Calcium Magnesium
2 Under which condition , there will be high rate of transpiration? High humidity Low ligh intentisy Water logged soil Wind
3 The transpiration is requlated by Xylem Pholem Guard cells MesophyII
4 Water moves fromt he soil into root cells by Bulk flow Facilitated diffusion Osmosis Active Transport
5 Root hairs absorb salts from soil by Diffusion Filtration Active transport Osmosis
6 The primary function of root hairs is. Synthesis of proteins Increase surface area for absorption Strogage of food Transport of nutrients
7 Which element is requried by plants for the formationof chlorophyII. Magnesium Phosphorus Calcium Suphur
8 Which of the following plant nutrints is requried in large amount. Iron Potassium Zinc Boron
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