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Liming the soil as part of the seeding process can lead to the fixation of what element? (Multiple Choice)

A) Phosphorus
B) nitrogen
C) potassium
D) sulfur
E) none of these elements

User Hosna
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1 Answer

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Final answer:

Liming the soil is related to the fixation of Phosphorus (A), as it changes soil pH levels, potentially affecting the availability of nutrients to plants. Nitrogen fixation is a separate microbial process not directly influenced by liming.

Step-by-step explanation:

Liming the soil as part of the seeding process can lead to the fixation of the element Phosphorus (A). This is due to the change in soil pH caused by the addition of lime, typically calcium carbonate (CaCO3), which raises the pH level. When soil pH is increased, the availability of phosphorus can be affected because high soil pH can cause phosphorus to become fixed or less available to plants.

Nitrogen fixation, on the other hand, is a process carried out by specific bacteria, such as rhizobia, which convert gaseous nitrogen into ammonia. It is not directly influenced by liming but rather by microbial activity that can be affected by the soil's pH. Nutrient uptake is vital for plant health, and macronutrients such as nitrogen (N), phosphorus (P), and potassium (K) are essential for various plant functions.

It is important to note that although liming affects soil pH and can subsequently influence nutrient availability, the practice is primarily associated with adjusting soil acidity rather than directly fixing nutrients like nitrogen through microbial processes.

User Bernadine
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