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Excess of Manganese in plants induces th...

Excess of Manganese in plants induces the deficiency symptoms of iron, magnesium and calcium because it:

A

Option1 Compete with iron and calcium for uptake

B

Option2 compets with iron and magnesium for enzyme activation

C

Option3 Inhibits calcium translocation in shoot apex and competes with iron and magnesium for uptakes

D

Option4 Inhibits translocation of iron in shoot apex and competes with Ca and Mg for uptake.

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Assertion: The prominent symptom of manganese toxicity is the appearance of brown spots surrounded by chlorotic veins. Reason: Excess of maganese may induce deficiencies of iron, magnesium and calcium.

    A
    If both assertio and reason are true and reason is the correct explanation of assertion
    B
    if both assertion and reason are true but reason is not the correct explanation of assertion
    C
    if assertion is true but reason is false
    D
    if both assertion and reason are false

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    Name one function and one deficiency symptom of the following elements : iron

    (a) Moderate decrease of increase on micronutrients causes deficiency and toxicaity symptoms respectively. (b) Excess of manganese causes toxicity of iron calcium and molybdenum. (c ) A macronutrients said to be toxic when present below a critical concentration.

    Name one function and one deficiency symptom of the following elements : manganese

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