Q181
Open questionFertiliser P reacts in soil to form compounds with
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Soil Science
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Q182
Open questionFibrous clay is
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Q183
Open questionIn DTA (Differential Thermal Analysis), which are used as inert material?
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Q184
Open questionMatch the following columns:
| Column I (OM) | Column II (N Content %) |
| a. Compost | 1. 0.50 |
| b. FYM | 2. 0.89 |
| c. Night soil | 3. 5.50 |
| d. Bird guano | 4. 7-8 |
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Q185
Open questionThe phosphorus in plant seeds is mainly
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Q186
Open questionA soil can be considered as Organic soil if it contains . . . . . . . . % organic matter.
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Q187
Open questionCEC of vermiculite is
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Q188
Open questionOptimum dose should not be exceeded because it means
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Q189
Open questionCharge of brucite layer is
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Q190
Open questionSulphur content (%) in potassium sulphate is
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Q191
Open questionLigand adsorption of weak acid anion is maximum at a pH which is
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Q192
Open questionMost common 5 deficient nutrients in soils are N, P, K, S and . . . . . .
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Q193
Open question'Humus' is made up of
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Q194
Open questionIn humid weather, the fertiliser suffering most damage in one whose
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Q195
Open questionMatch the following columns:
| Column I | Column II |
| a. Nitrate -N | 1. Eutrophication |
| b. Nitrous oxide | 2. Methemo-globin emia |
| c. Nitrogen and phosphorus | 3. Ozone layer |
| d. Cadmium as contaminant in zinc and phosphatic fertilizers | 4. Heart and kidney disease |
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Q196
Open questionEfficient fertilisers use results in
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Q197
Open questionThe relative proportion of sand, silt and clay in a soil is known
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Q198
Open questionWhat is the content of organic matter in alluvial soil?
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Q199
Open questionGood 'Indicator Plant' for N deficiency is
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Q200
Open questionA mature and dry plant tissue contain about proteins (%)
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