Answer:Fixation - Fixation is the first step in the process of making nitrogen usable by plants. Here bacteria change nitrogen into ammonium. Nitrification - This is the process by which ammonium gets changed into nitrates by bacteria. Nitrates are what the plants can then absorb
Explanation:
Explanation:
An igneous rock with a mixed texture of coarse crystals (phenocrysts) surrounded by fine crystals (groundmass) is termed <em><u>porphyritic</u></em>
<span>The athabasca glacier is located in North and east India.</span>
The correct answer is letter C. crust, mantle, core. The three main parts of the geosphere is the crust, mantle, and core. Geosphere refers to the parts or layers of the earth's surface. The three layers mentioned are the chemical layers of the earth.
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