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प्रश्न
Availability of water and minerals in the soil for maximum absorption by roots is in the –
विकल्प
B-horizon
C-horizon
A-horizon
surface of soil
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उत्तर
A-horizon
Explanation:
A-horizon is top soil, rich in humus. Humus improves the texture of soil, increases soil aeration and water holding capacity of soil as well as provides nutrients to the growing plants. This soil layer also contains minerals. Humus and minerals make the soil fertile and favour plant growth.
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संबंधित प्रश्न
Mention two similarities between red soil and laterite soil.
Give a geographical reason for each of the following:
Alluvial soil is extremely fertile.
Name the following :
An important transported soil of India.
Name the Indian soil which is formed due to the weathering of basic igneous rocks.
State two disadvantages of Laterite Soil.
Why is Alluvial Soil fertile?
Why is the Red Soil red in colour?
Give a single word for the following:
The process of percolation by which valuable mineral nutrients are washed down from the top layer of the Soil only to deposit them in the lower layers, making the top Soil infertile.
Which one of the following is responsible for sheet erosion?
‘Regur Soil’ is another name for the ______
