Q. Deficiency symptom of nitrogen and potassium are visible first in : (a) Young leaves (b) Roots (c) Buds (d) Senescent leaves Solution : Correct option : D The deficiency…
Q. Excess of manganese inhibits the translocation of ________ to the shoot apex : (a) Calcium (b) Potassium (c) Iron (d) Magnesium Solution : Correct option : A Manganese is…
Q. The process of conversion of nitrogen to ammonia by microbes is : Nitrification Denitrification Nitrogen fixation Haber's process Solution : Correct option : C Nitrification is a microbial process…
Q. Identify the role of lectins in the formation of root nodules in legumes : (a) Formation of shepherd's crook. (b) Recognition of compatible Rhizobium by host. (c) Formation of peribacterial membrane.…