1.

    Which element is located at the centre of the porphyryin ring in chlorophyll?

    A

    Potassium

    B

    Manganese

    C

    Calcium

    D

    Magnesium

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :chlorophyll, porphyrin ring, metal ion

    Related Questions

    1.

    Mark the statements as true/ false by choosing the correct option from the set (I-IV) given below

    I. Magnesium is a constituent of chlorophyll and helps to maintain the ribosome structure

    II. Calcium is needed during the formation of mitotic spindle

    III. Magnesium is essential for the photolysis of water

    IV. Zinc helps in sugar translocation

    A

    I-True, II-True, III-False, IV-False

    B

    I-False, II-True, III-False, IV-True

    C

    I-True, II-False, III-True, IV-False

    D

    I-False, II-False, III-True, IV-True

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Mineral nutrition in plants, Roles of magnesium, calcium, zinc, photolysis, ribosome structure, mitotic spindle, sugar translocation

    2.

    ZnZn as a nutrient is used by the plants in the form of?

    A

    ZnZn

    B

    Zn2+{\rm{Z}}{{\rm{n}}^{{\rm{2 + }}}}

    C

    ZnO{\rm{ZnO}}

    D

    ZnSO4{\rm{ZnS}}{{\rm{O}}_{\rm{4}}}

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :plant nutrition, mineral absorption, ion transport

    3.

    Minerals absorbed by roots move to the leaf through?

    A

    xylem

    B

    phloem

    C

    sieve tubes

    D

    none

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :plant vascular system, xylem, phloem, mineral transport

    4.

    Which one of the following is not a micronutrient?

    A

    Molybdenum

    B

    Magnesium

    C

    Zinc

    D

    Boron

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Micronutrients, Macronutrients, Mineral Nutrition

    5.

    Which of the following elements is very essential for uptake and utilisation of Ca2+C{a^{2 + }} and membrane function?

    A

    Phosphorus

    B

    Molybdenum

    C

    Manganese

    D

    Boron

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Plant nutrition, Mineral uptake, Membrane function, Boron

    6.

    Based on the quantitative requirement of elements by the plants, these elements are called

    A

    Macronutrients

    B

    Micronutrients

    C

    Both (1) and (2)

    D

    None of these

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Macronutrients, Micronutrients, Plant Nutrition

    7.

    Most abundant element in plant body

    A

    Carbon

    B

    Nitrogen

    C

    Hydrogen

    D

    Oxygen

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Plant biology, Elemental composition

    8.

    In addition to known essential elements, there are some beneficial elements. These are required by the

    A

    specific functions or optimal growth

    B

    basic survival of the organism

    C

    prevention of all diseases

    D

    maintenance of minimal growth

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Plant nutrition, Essential elements, Beneficial elements

    9.

    Mark the statements as true/ false by choosing the correct option from the set (I-IV) given below

    I. Magnesium is a constituent of chlorophyll and helps to maintain the ribosome structure

    II. Calcium is needed during the formation of mitotic spindle

    III. Magnesium is essential for the photolysis of water

    IV. Zinc helps in sugar translocation

    A

    I-True, II-True, III-False, IV-False

    B

    I-False, II-True, III-False, IV-True

    C

    I-True, II-False, III-True, IV-False

    D

    I-False, II-False, III-True, IV-True

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :plant nutrition, mineral functions, cell biology

    10.

    Which element is essential for the activation of many enzymes?

    A

    Carbohydrates

    B

    Lipids

    C

    Metal ions

    D

    Vitamins

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :0.5 mins
    🔄Ncert Concepts :Essential Elements, Enzymes

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