Smart Agri Question & Answer
Agronomy Basic Questions
| Question | Answer | |
| 1 | Govt. of India started subsidy on fertilizers from? | 1st Nov, 1977 |
| 2 | Low External Input and Sustainable Agriculture (LEISA) is related to? | Organic Farming |
| 3 | Nitrogen fixation in soil by Rhizobium is increased by? | Phosphorous |
| 4 | Permissible limit of Band Fe in drinking water is? | 3 and 1 ppm |
| 5 | Propanil should be applied in rice crop at? | 2-3 Leaf stage |
| 6 | 100% cultivated area under irrigation is in? | Egypt |
| 7 | The highest area under drip irrigation is in | USA |
| 8 | Hydraulic conductivity of soil varies directly with? | Total porosity |
| 9 | Cultivation of plants in soil is known as? | Geoponics |
| 10 |
On an average green manuring crop add?
|
60-80 kg N/ha |
| 11 | Phosphorus use efficiency in most of the crops is? | 10-15% |
| 12 | Nitrogen bio-fertilizer used for wheat? | Azatobactor |
| 13 | Nitrogen bio-fertilizer used for sorghum and bajra? | Azospirillum |
| 14 | One of most important cultural practice in rice field? | Puddling |
| 15 | Post-harvest losses for cereals accounts for? | 10% |
| Question | Answer | |
| 16 | Saltation is a process of? | Wind erosion |
| 17 | Beautfort scale is used to measure? | Wind force |
| 18 | Major P fertilizer in India is? | DAP |
| 19 | Example of erosion resistant crop? | Cowpea |
| 20 | Example of erosion permitting crop? | Maize |
| 21 | Surface irrigation method is known as? | Gravity method |
| 22 | The Phosphate solubility is increased by? | Pseudomonas |
| 23 | Irrigation frequency depends on? | Soil, Crop & Climate |
| 24 | Zero tillage system was first used successfully in the year 1950 in? | USA |
| 25 | Supplemental irrigation can be given to save the crops in? | Dry farming |
| 26 | Wilting of tobacco due to water logging is known as? | Flopping |
| 27 | Micro nutrient deficient in Indian soils? | Zn |
| 28 | Indian soils are mainly deficient of? | Nitrogen |
| 29 |
Spike tooth harrow is a type of implement?
|
Secondary tillage |
| 30 | Fertilizer is preferred to grow succeeding crop in green manure soil? | Phosphatic |
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