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Which of the following situations -'A' o...

Which of the following situations -'A' or 'B' - is advantageous for absorption of water and minerals ? Why?
Situation 'A': Growth and branching of roots in the C-horizon
Situation 'B': Growth and branching of roots in A and B-horizons.

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Situation 'B' is advantageous for the absorption of water and minerals to plants. The reason behind this is horizon-A and horizon-B, these horizons are rich in minerals, water, and humus.
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