Mineral Nutrition Quiz | Mineral Nutrition Online Test for Practice

31. What is the function of Zn ?

1. Synthesis of Carboxyalase enzyme
2. Formation of Indol Acetic acid (IAA)
3. required for absprption and utilization of Ca.
4. required for maintenance of ribosomal constituent.

32. Which amino acid acts as a main donor of amino group in transamination ?

1. Glutamic acid
2. Glutamine
3. Glutamate dehydrogenase
4. Glycine

33. Which amino acid is formed when a keto - glutaric acid reacts with NH3 during transmmination ?

1. Glutanic acid
2. Aspartic acid
3. Oxalo-acetic acid
4. None of these

34. Which element deficiency shows bronzing leaves ?

1. K
2. N
3. Ca
4. S

35. Which element is necessary for meristmatic tissue and differentiating tissues ?

1. Fe
2. N
3. Ca
4. B

36. Which element is necessary to stabilize ribosomes ?

1. Mn
2. Mg
3. Mo
4. Ni

37. Which element is required for absorption and utilization of calcium ?

1. Fe
2. Cu
3. B
4. K

38. Which element is required for photolysis of water during photosynthesis ?

1. Mo
2. Co
3. Cu
4. Cl

39. Which elements play significant role in structure and synthesis ofchlorophyll ?

1. Fe, Ca
2. Fe, Mg
3. Cu, Fe
4. Mg, Fe

40. Which group is included in Macronutrients?

1. H, Mn, S
2. S, P, Ca, Mg
3. Mn, Cu, N
4. Na, Cl

41. Which group is included in micronutrients ?

1. Mn, Cu, Mo
2. Cl, Ni, Co, Mg
3. C, H, O, N
4. Cl, S, Ni, Fe

42. Which inorganic substance is obtained by N2 - fraction ?

1. Ammonium
2. amino acid
3. Ammonia
4. Ammonium Hydroxide

43. Which is correct statement for Active transport ?

1. It occurs in the concentration gradient so ATP is not required.
2. It occurs in the concentration gradient so ATP is required.
3. It occurs against the concentration gradient so ATP is not required.
4. It occurs against the concentration gradient so ATP is required.

44. Which is improper pair of the following ?

1. Ionic balance in plants - Na
2. Cell wall component - B
3. Activation of Nitrogenase - Cu
4. Required for iron absorption - Ni

45. Which is proper pair of ions and its deficiency symtoms ?

1. Nitrogen - Induction of dormancy
2. Potassium - Scorched look to leaves
3. Phosphorous - Chlorosis
4. Zinc - Brown spoted of fruit