1). Which of the following soils is most suitable for cultivation of cereals?
A). Alluvial soils |
B). Red soils |
C). Laterite solid |
D). None of these |
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2). Which of the following types of soils have a erked capacity to retain water?
A). Desert soil |
B). Laterite soil |
C). Red soil |
D). Regur soil |
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3). Under which climatic conditions do the laterite solid develop?
A). Wet tropical climate |
B). Hot and dry climate |
C). Cold temperature climate |
D). Mediterranean type of climate |
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4). Deforestation results in : 1. flora destruction 2. fauna destruction 3. ecological misbalance
A). 2 and 3 |
B). 1, 2 and 3 |
C). 1 only |
D). 1 and 3 |
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5). The soil formed by the deposition of silt brought by rivers is :
A). alluvia soil |
B). red soil |
C). black soil |
D). pod soil |
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6). The Red soils develop a reddish colour due to :
A). deforestation and over-grazing |
B). the presence of potash and magnesia |
C). tropical monsoonal climate |
D). a wide diffusion of iron in ancient crystalline and metamorphic rocks |
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7). Which of the following soil is very hard to cultivate?
A). Alluvial |
B). Black |
C). Red |
D). Sandy |
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8). The soil which is a mixture of sand, clay and silt is known as :
A). loamy soil |
B). sandy soil |
C). clayey soil |
D). desert soil |
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9). Which of the following soils is best suited for cotton>?
A). Regur |
B). Alluvial |
C). Red |
D). Clayey |
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10). Which of the following characteristics is not true of alluvial soils?
A). These vary from sandy loam to cla in texture |
B). These are generally rich in phosphorous but poor in potash |
C). These are usually fine grained |
D). These are by far the most fertile |
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