1.

    Which micronutrient is essential for the synthesis of auxin, a plant hormone crucial for growth and development?

    A

    Copper

    B

    Molybdenum

    C

    Zinc

    D

    Boron

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Hard
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Essential elements, Plant hormones, Auxin, Plant growth and development

    Related Questions

    1.

    A plant requires magnesium for

    A

    Holding cells together

    B

    Protein synthesis

    C

    Chlorophyll synthesis

    D

    Cell wall development

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

    2.

    Which element is NOT essential for the synthesis of chlorophyll?

    A

    Magnesium

    B

    Nitrogen

    C

    Iron

    D

    Sodium

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

    3.

    Which element is crucial for chlorophyll formation in plants?

    A

    Calcium

    B

    Potassium

    C

    Magnesium

    D

    Phosphorus

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

    4.

    Name the essential element that is considered as the component of energy related to chemical compound like chlorophyll

    A

    Magnesium

    B

    Phosphorus

    C

    Manganese

    D

    Potassium

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

    5.

    Which metal ion is a constituent of chlorophyll?

    A

    NiNi

    B

    Copper

    C

    Magnesium

    D

    ZnZn

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

    6.

    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

    7.

    Farmers in a particular region were concentrated that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

    A

    Frequent irrigation of the crop

    B

    Treatment of the plants with cytokinins along with a small dose of nitrogenous fertilizer

    C

    Removal of all yellow leaves and spraying the remaining green leaves with 2, 4,5-trichlorophenoxy acetic acid

    D

    Application of iron and magnesium to promote synthesis of chlorophyll

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Plant Physiology, Chlorophyll Synthesis, Nutrient Deficiency, Crop Yield

    8.

    Farmers in a particular region were concentrated that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

    A

    Frequent irrigation of the crop

    B

    Treatment of the plants with cytokinins along with a small dose of nitrogenous fertilizer

    C

    Removal of all yellow leaves and spraying the remaining green leaves with 2, 4,5-trichlorophenoxy acetic acid

    D

    Application of iron and magnesium to promote synthesis of chlorophyll

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :plant physiology, chlorophyll synthesis, nutrient deficiency, crop yield

    9.

    Which of the following are considered as the roles of iron (Fe) in plants?

    I. Important constituent of cytochrome

    II. Activator of catalase

    III. Essential for chlorophyll synthesis

    Choose the correct option

    A

    Only I

    B

    Only III

    C

    Only II

    D

    All of these

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :plant nutrition, iron roles, cytochromes, catalase, chlorophyll synthesis

    10.

    Read the functions given below and identify the concerned nutrient

    I. Activator of catalase

    II. Important constituent of cytochrome

    III. Important constituent of proteins involved in ETS

    IV. Essential for chlorophyll synthesis

    A

    Mo

    B

    Fe

    C

    Cu

    D

    Ca

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Essential Elements
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Mineral nutrition, Enzyme cofactors, Electron transport system, Chlorophyll synthesis

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