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Mineral Nutrition: Class-XI


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MCQs on Mineral Nutrition: Class-XI for NEET Practice


Which micronutrient is required for splitting of water molecule during photosynthesis?

NEET-2023 [Mineral-Nutrition] [class-xi ]

  • copper
  • manganese
  • molybdenum
  • magnesium
    • Correct Option: B  [ manganese ]

    Remark:

Which one of the following produces nitrogen fixing nodules on the roots of Alnus?

NEET-2022 [Mineral-Nutrition] [class-xi ]

  • Rhizobium
  • Frankia
  • Rhodospirillum
  • Beijerinckia
    • Correct Option: B  [ Frankia ]

    Remark:

Match List-I with List-II.

List-I List-II
(A)Manganese (I)Activates the enzyme catalase
(B)Magnesium (II)Required for pollen germination
(C)Boron (III)Activates enzymes of respiration
(D)Iron (IV)Functions in splitting of water during photosynthesis
Choose the correct answer from the options given below:

NEET-2022 [Mineral-Nutrition] [class-xi ]

  • A-III, B-IV, C-I, D-II
  • A-IV, B-III, C-II, D-I
  • A-IV, B-I, C-II, D-III
  • A-III, B-I, C-II, D-IV
    • Correct Option: B  [ A-IV, B-III, C-II, D-I ]

    Remark:

Match Column - I with Column - II.

Column-I Column-II
(A)Nitrococcus (I)Denitrification
(B)Rhizobium (II)Conversion of ammonia to nitrite
(C)Thiobacillus (III)Conversion of nitrite to nitrate
(D)Nitrobacter (IV)Conversion of atmospheric nitrogen to ammonia
Choose the correct answer from the options given below:

NEET-2021 [Mineral-Nutrition] [class-xi ]

  • A-II, B-IV, C-I, D-III,
  • A-I, B-II, C-III, D-IV,
  • A-III, B-I, C-IV, D-II,
  • A-IV, B-III, C-II, D-I,
    • Correct Option: A  [ A-II, B-IV, C-I, D-III, ]

    Remark:

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

(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:

NEET-(Sept)2020 [Mineral-Nutrition] [class-xi ]

  • (A)-(II), (B)-(I), (C)-(IV), (D)-(III)
  • (A)-(IV), (B)-(III), (C)-(II), (D)-(I)
  • (A)-(III), (B)-(IV), (C)-(II), (D)-(I)
  • (A)-(IV), (B)-(I), (C)-(II), (III)
    • Correct Option: C  [ (A)-(III), (B)-(IV), (C)-(II), (D)-(I) ]

    Remark:

The product(s) of reaction catalyzed by nitrogenase in root nodules of leguminous plants is/are:

NEET-(Sept)2020 [Mineral-Nutrition] [class-xi ]

  • Ammonia alone
  • Nitrate alone
  • Ammonia and oxygen
  • Ammonia and hydrogen
    • Correct Option: D  [ Ammonia and hydrogen ]

    Remark:

In Glycine max, the product of biological nitrogen fixation is transported from the root nodules to other parts as:

NEET-(Oct)2020 [Mineral-Nutrition] [class-xi ]

  • Ammonia
  • Glutamate
  • Nitrates
  • Ureides
    • Correct Option: D  [ Ureides ]

    Remark:

Thiobacillus is a group of bacteria helpful in carrying out:

NEET-2019 [Mineral-Nutrition] [class-xi ]

  • Denitrification
  • Nitrogen fixation
  • Chemoautotrophic fixation
  • Nitrification
    • Correct Option: A  [ Denitrification ]

    Remark:
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