Q. Minerals involved in carbohydrate translocation, maintaining ribosome structure and activation of nitrogenase are respectively : (a) Mn, B, Ca (b) Ca, Mg, Mo (c) B, Mn, Mo (d) B,…
Q. Consider the following statements : (i) sulphur is present in two amino acids cysteine and valine. (ii) Lower level of N,K,S and Mo causes inhibition of cell division. (iii)…
Q. Which of the following is not non-essential element for plants : (a) Potassium (b) Sodium (c) Aluminium (d) Cobalt Solution : Correct option : A Non - essential elements…
Q. Which element is constituent of biotin : Calcium Phosphorus Sulphur Magnesium Solution : Correct option : C Sulphur is constituent of Biotin i.e., vitamin B7 as this vitamin contains…