Soil Science One Liner
Soil Science One Liner
Subject:- Soil Science
Special 30 One Liner Questions
| Question | Answer | |
| 1 | Azolla is widely used as a bio fertilizer in? | Rice crop |
| 2 | Azospirillum bio fertilizer used for? | Sorghum |
| 3 | Azotobacter and Beijernckia are? | Aerobic bacteria |
| 4 | B% in borax? | 10.5 |
| 5 | Bacteria are heavy users of? | N |
| 6 | Bacteria responsible for conversion of Nitrite to Nitrate? | Nitrobactor |
| 7 | Basic slag contains mostly? | 24 to 50% CaO |
| 8 | Beneficial elements are ? | Co, Si, Na, Ni, V |
| 9 | Best fertilizer for Basal application in Pulse? | DAP |
| 10 | Best method of storage of FYM? | Covered pit method |
| 11 | BGA can fix Nitrogen in a rice season? | 30 kg N/ha |
| 12 | BGA supplies N and? | Plant Growth promoters |
| 13 | Bio fertilizer more suited for sugarcane and wheat is? | Azatobacter |
| 14 | Bio fertilizers are? | Rhizobium, Azotobacter, Azospirillum , PSB, VAM, BGA, etc |
| 15 | Bio-fertilizers supplies nitrogen to the extent of? | 20 kg/ha |
Soil Science One Liner
| Question | Answer | |
| 16 | Bio-super is made up of? | Rock phosphate + Sulphur + Sulphur oxidizing bacteria |
| 17 | Black cotton soils are deficient in? | Nitrogen |
| 18 | Blue body syndrome is due to? | NO3 – toxicity |
| 19 | Bones are rich in? | phosphorus |
| 20 | Bordeaux mixture consists of? | Copper Sulphate + Calcium Hydroxide |
| 21 | Boric acid H3BO3, contains B? | 17% |
| 22 | Boron is a? | Non-metal element |
| 23 | Boron is harmful for plants having concentration? | More than 3 ppm |
| 24 | Carbon content in organic matter? | 58% |
| 25 | Due to water logging the availability of which nutrient is increased in rice field is? | Mn |
| 26 | Element available in both anion and cation ions is | Nitrogen |
| 27 | Element involved in energy transfer and storage in plants? | Phosphorus |
| 28 | Element is bonded in the centre of each porphyrin ring in the chlorophyll? | Mg |
| 29 | In alkaline soils (pH <6.5) P fixation due to? | Calcium |
| 30 | In an average well decomposed FYM(Farmyard manure) contains? | 0.5% N2, 0.2% P2O5, 0.5% K2O |
Soil Science One Liner
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