Questions and Answers
What is the approximate composition of the earth's crust in terms of minerals?
Two-thirds aluminosilicates, one-fifth ferromagnesian minerals, and the rest quartz
Which criteria determine the essentiality of a nutrient for plants?
A deficiency of the element makes it difficult for plant development, can be corrected by supply, and must perform a specific function in plants
In terms of nutrient essentiality, what does it mean if a deficiency makes it impossible for a plant to complete a vegetative or reproductive stage of development?
The plant will not be able to reproduce
Which of these is not a macronutrient required by plants in large amounts?
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What are the chemical symbols for phosphorus and potassium ions that are absorbed by plants as macronutrients?
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Which nutrient is considered a micronutrient for plant growth?
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What is the function of Molybdenum as an essential micronutrient for plants?
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Which statement best describes the relationship between soil fertility and soil productivity?
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What ion form of Iron is absorbed by plants as an essential micronutrient?
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What is the significance of an element's specific function in plants for it to be considered essential?
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