Question : Which of the following is an example of micronutrient supplied by soil?
Option 1: Potassium
Option 2: Iron
Option 3: Calcium
Option 4: Sulphur
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Correct Answer: Iron
Solution : The correct option is Iron.
Soil supplies Iron as a micronutrient, vital for plant growth. Macronutrients, such as nitrogen, phosphorus, and potassium, are crucial for structural and metabolic functions. Additionally, micronutrients like Zinc, Copper, Manganese, and Boron, in smaller amounts, support diverse biochemical processes, ensuring comprehensive plant health.
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Question : The mineral constituent of chlorophyll is
Option 1: Iron
Option 2: Magnesium
Option 4: Potassium
Question : Soil is an example of which of the following?
Option 1: Homogeneous mixture
Option 2: Molecule
Option 3: Compound
Option 4: Heterogeneous mixture
Question : Which among the following is not an alkali metal and does not belong to group 1 of the periodic table?
Option 1: Calcium
Option 2: Lithium
Option 3: Sodium
Question : Which of the following minerals is responsible for the synthesis of thyroxine hormone?
Option 2: Cobalt
Option 4: Iodine
Question : Oxides of _____ and _____ dissolve in rainwater and form an acid called acid rain.
Option 1: Phosphorous, Sulphur
Option 2: Sulphur, Nitrogen
Option 3: Carbon dioxide, Methane
Option 4: Calcium, Magnesium
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