MCQ Soils, Natural Vegetation & Forests SET 4ALL MCQ For Soils, Natural Vegetation & Forests 1. The plantation in a huge manner to prevent soil erosion is calledShelter Belts Contour FarmingStrip Farming ForestationQuestion 1 of 152. Peaty soil is found in ________KeralaKashmirAssamGujaratQuestion 2 of 153. Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?It greatly increases the crop production It makes some soils impermeableIt raises the water table It fills the air spaces in the soil with waterQuestion 3 of 154. The red colour of red soil is due toNitrogenHumus IronCopperQuestion 4 of 155. Which of the following soils is best suited for cotton?RegurAlluvialRedClayeyQuestion 5 of 156. The formation of laterite soil is mainly due to ________WeatheringErosionLeachingDepositionQuestion 6 of 157. The soil found in the Eastern and Western coasts of India is ________.Red RockyLateriteBlack CottonAlluvialQuestion 7 of 158. Which of the following characteristics is not true of alluvial soils?These vary from sandy loam to clay in textureThese are generally rich in phosphorus but poor in potash These are usually fine grainedThese are by far the most fertileQuestion 8 of 159. Which of the following is the correct order of increasing size of the grains of soil particles? 1. Clay 2. Silt 3. Sand 4. Gravel2, 3, 4, 11, 2, 3, 4 4, 3, 2, 1 1, 4, 3, 2Question 9 of 1510. Which of the following factors affect the agriculture in India?TemperatureHumidityWindRainQuestion 10 of 1511. The salinity of soil is measured byElectrical Conductivity MeterHygrometerPsychrometerScalerQuestion 11 of 1512. The transfer of minerals from top soil to subsoil through soil water is called ________PercolationConductionLeachingTranspirationQuestion 12 of 1513. Why is crop rotation necessary?To increase the fertility of soilTo increase the quantity of mineralsTo reduce the quantity of proteinsTo plough various types of cropsQuestion 13 of 1514. The important feature of shifting cultivation is ________Cultivation by transplantationCultivation of Leguminous cropsChange of cultivation siteRotating of cropsQuestion 14 of 1515. Black soils are ideal for cultivation of cotton asTheir colour is blackThey can retain moistureThey are made of lavaThey are found on plateau regionsQuestion 15 of 15 Loading...
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