Zinc Which of the following is an incorrect match of essential element and function? (a) Manganese - Structural component of chlorophyll. (b) Calcium - Component of the middle lamella. (c) Zinc - Enzyme activator. (d) Iron - Component of ferredoxin Ruhul Amin Alig
Manganese Which of the following statements are correct? (i) Magnesium competes with iron and manganese for uptake and with iron for binding with enzymes. (ii) Magnesium inhibit calcium translocation in shoot apex. (iii) Excess of manganese may induce deficiencies of iron, magnesium and calcium. (iv) Symptoms of manganese toxicity may actually be the deficiency symptoms of iron, magnesium and calcium. Ruhul Amin Alig
