- I and II
- I, III and IV
- II and V
- II, III and V
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The rate of infiltration normally declines rapidly during the early part of rainstorm event and reaches a constant value after several hours of rainfall. The factors responsible for this phenomenon are I. the filling of fine soil pores with water, which reduces capillary forces II. moistened soil, clay particles to swell and reduce the size of pores III. raindrop impact breaking up with soil clumps, splashing fine particles into pores?
Answer: Option 4 All of the above
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Which of the following clay mixing devices is vacuum operated for deairation of clay?
Answer: Option 2 Let'
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Which of the following are true in respect of alluvial soil I. Generally confined to river basins II. It has been deposited by rivers III. It is rich in phosphorus and poor in potash IV. It is the most fertile soil?
Answer: Option 3 The following that are true in respect of alluvial soil are that it is generally confined to river basins, it has been deposited by rivers and it...
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Which of the following is/are not the characteristics of red soils I. They are derived from weathering of old crystalline and metamorphic rocks II. They contain iron oxides III. They have high water retention capacity IV. They have high nitrogen content?
Answer: Option 4 The following that are not the characteristics of red soils are they have high water retention capacity and they have high nitrogen content.
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Which of the following states has very little alluvial soil?
Answer: Option 2 Madhya Pradesh has very little alluvial soil.
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The soil which is a mixture of sand, clay and silt is known as ________?
Answer: Option 1 The soil which is a mixture of sand, clay and silt is known as Loamy soil. Loamy soil is a mixture of sand, clay and another type...
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Which of the following characteristics is not true of alluvial soils?
Answer: Option 2 Alluvial soils are not generally rich in phosphorus but poor in potash. The alluvial soils are generally rich in potash but poor in phosphorous. In the Upper...
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Which of the following crop grown in alluvial soil requires huge amount of water?
Answer: Option 3 Rice is a kharif crop grown in alluvial soil and requires a huge amount of water specially during paddy transplantation. The rainfall must be around 150cm.
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The soil formed by the deposition of silt brought by rivers is ________?
Answer: Option 1 The soil formed by the deposition of silt brought by rivers is Alluvial soil. Alluvial soil is the main and important soil that spreads across the river...
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Put in descending order of area with the following soils in India: I. Red soils II. Black soils III. Laterite soils IV. Alluvial soils?
Answer: Option 1 Red soils, Alluvial soils, Black soils and Laterite soils are in descending order of area with regard to soils in India.
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