Which group of micronutrients is required for mitochondrial and photosynthetic electron transport?

Which of the following statements is incorrect regarding the role of calcium in plants?

Match the following concerning essential elements and their functions in plants:

Element	Function
$(a)$ Iron	$(i)$ Photolysis of water
$(b)$ Zinc	$(ii)$ Pollen germination
$(c)$ Boron	$(iii)$ Required for chlorophyll biosynthesis
$(d)$ Manganese	$(iv)$ $IAA$ biosynthesis

Select the correct option:

Which element is responsible for maintaining the turgidity of cells?

Which of the following is a micronutrient for plants?

The deficiencies of micronutrients not only affect the growth of plants but also vital functions such as photosynthetic and mitochondrial electron flow. Among the list given below,which group of three elements shall affect most,both photosynthetic and mitochondrial electron transport?