Soil Science One Liners For All Agricultural Exams
Soil Science One LinersSubject:- Soil Science
Special 30 One Liner Questions
| Questions | Answer | |
| 1 | Loss of N2 in the form of NH3 in alkaline medium is known as? | Volatilization(60%) |
| 2 | Nitrogen loss in sodic soil due to? | Volatilization |
| 3 | Which fruit is a rich source of fat? | Walnut (64.5%) |
| 4 | Zone of accumulation is called? | Washing in/ Illuvial (B-horizon) |
| 5 | Zone of maximum leaching is called ? | Washing out /Elluvial (A-horizon) |
| 6 | Main cause of soil erosion in India? | Water (Highest-kerala) |
| 7 | Fine texture soils are more sensitive to? | Water erosion |
| 8 | Nitrogen fixation in rice field is carried out by blue green algae with? | Water fern Azolla. |
| 9 | Parshall flume is used for measurement of? | Water flow |
| 10 | The color of muscovite? | White |
| 11 | Urea synthesis by? | Wholer(1928) |
| 12 | Water held between 15 – atmosphere called? | Wilting point |
| 13 | USA is the first country to introduce? | Zero tillage |
| 14 | Uptake of zinc by plants took place in the form of? | Zn++ |
| 15 | The fertilizer is added to prevent nitrogen losses during the decomposition of organic matter? | SSP (16% P, 12% S, 19% Ca) |
Soil Science One Liners
| Questions | Answer | |
| 16 | The fertilizer which supplies 3 essential plant nutrients? | SSP |
| 17 | Water soluble phosphatic fertilizers? | SSP, DSP, TSP and DAP,MAP |
| 18 | Solution of fertilizer specially applied at initial growth of plants in pulses and vegetable crops? | Starter solution |
| 19 | Mechanical analysis of soil is estimated by? | Stock’s law |
| 20 | In a saturated soil, the pressure potential is ? | Positive |
| 21 | The fertilizer element which improves quality of the fruit is? | Potash |
| 22 | Luxury consumption is generally associated with ? | Potassium |
| 23 | The nutrient required for quality maintenance & improves in potato? | Potassium |
| 24 | Micas (found in sand & silt) are type of mineral? | Non-Expanding type mineral |
| 25 | The chemical compound or ion required by an organism? | Nutrient |
| 26 | The orchid seeds are germinated in? | Nutrient agar medium |
| 27 | Yield per unit input is defined as? | Nutrient use efficiency (NUE) |
| 28 | Urea(46% N) is considered as type of fertilizer? | Organic fertilizer |
| 29 | Active soil forming factor are? | Organism & climate |
Soil Science One Liners
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