Elements present in plant tissues in concentrations less than $..........$ are called micronutrients.
- A$1 \, m\text{mole} \, kg^{-1}$ of dry matter
- B$5 \, m\text{mole} \, kg^{-1}$ of dry matter
- C$10 \, m\text{mole} \, kg^{-1}$ of dry matter
- D$20 \, m\text{mole} \, kg^{-1}$ of dry matter
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An element must be considered essential,when
$I.$ the element is necessary for supporting normal growth and reproduction of the plants
$II.$ the deficiency of that particular element can not be met by supplying some other element
$III.$ the element is directly involved in the metabolism of the plants. Choose the correct pair
$I.$ the element is necessary for supporting normal growth and reproduction of the plants
$II.$ the deficiency of that particular element can not be met by supplying some other element
$III.$ the element is directly involved in the metabolism of the plants. Choose the correct pair
Easy
View SolutionWhich of the following elements is not essential for plant growth?
Easy
View SolutionWhich of the following is a non-essential element for plants?
Easy
View SolutionThe most abundant element present in plants is
Which are the criteria for essential minerals?
Medium
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