A) sugar transport
B) activation of enzymes
C) cell elongation
D) pollen germination
Correct Answer: B
Solution :
Function of zinc (Zn) a micronutrient in plant is activation of enzymes. In especially carboxylases, carbonic anhydrases and several other type of dehydrogenases. It maintain normal auxin content in plant. There, it is essential for a large number of metabolic process. Enzyme carbonic anhydrase provide \[C{{O}_{2}}\]during photosynthesis and evolves the gas during respiration. Deficiency of this element can cause chlorosis of leave shortening of internode. Rosselle of apple and peach, mottled leaf of citrus and white bud of maize diseases in plant are due to the deficiency of\[Z{{n}^{++}}\]nutrient.
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