Soil Science One Liners For All Agricultural Exams
Subject:- Soil Science
Special 30 One Liner Questions
| Questions | Answer | |
| 1 | Main cause of soil erosion in India? | Water |
| 2 | Fine texture soils are more sensitive to? | |
| Water erosion | ||
| 3 | Nitrogen fixation in rice field is carried out by blue green algae with? | Water fern Azolla. |
| 4 | Parshallflume is used for measurement of? | Water flow |
| 5 | First phase of soil formation is? | Weathering |
| 6 | Highest acidic soil found in which state? | West Bengal |
| 7 | The color of muscovite? | White |
| 8 | Saline soils are also called? | White alkali |
| 9 | Urea synthesis by? | Wholer(1928) |
| 10 | Water held between 15 – atmosphere called? | Wilting point |
| 11 | Formula of bulk density is? | |
| wt. of soil/volume of solids and pores | ||
| 12 | USA is the first country to introduce? | Zero tillage |
| 13 | Which micro-nutrient deficiency in Indian soil? | Zinc |
| 14 | Which micro-nutrient is most deficient in Indo-Gangatic alluvium soils? | Zinc |
| 15 | In wetland rice field deficient in which element? | Zinc |
Soil Science One Liners
| Questions | Answer | |
| 16 | Which nutrient main role in gene expression and regulation ? | Zinc |
| 17 | “White bud” of maize is due to deficiency of? | |
| Zinc deficiency | ||
| 18 | Khaira disease of rice is controlled by spraying? | |
| Zinc sulphate (5 kg)+ lime (2.5 kg/ha) in 10 days nursery | ||
| 19 | Marshy soils are generally deficient of? | Zn |
| 20 | Moderate mobile nutrient is? | Zn |
| 21 | Old and new leaves show deficiency symptoms of? | Zn |
| 22 | The most deficient micronutrient in the Indian soil is? AgriExam.Com | Zn |
| 23 | Application of potassic fertilizer often leads to reduce absorption of? | Zn and Cu |
| 24 | Little leaf of cotton occurs due to ? | |
| Zn deficiency | ||
| 25 | Upper leaves will s how chlorosis on midrib, veins green and dead spots occur in all parts of leaf (veins, tips and margins) show? | Zn deficiency |
| 26 | White tip or white bud of maize occurs due to? | |
| Zn deficiency | ||
| 27 | Excess P leads to deficiencies of? | Zn, Fe, Cu |
| 28 | Excess P leads to deficiencies of? | Zn, Fe, Cu |
| 29 | Over liming of acid soils causes deficiency of micronutrient cations like? | Zn, Fe, Mn and Cu |
| 30 | Uptake of zinc by plants took place in the form of? | Zn++ |
Soil Science One Liners
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