Practice Agri economics Questions and Answers

• A phenomenon in degradation process wherein an intermediate product of herbicides proves more phytotoxic than the parent compound
• Match List I with List II Match the herbicides in List I with their rate of application in List II List I List II Herbicide Rate of applica...
• An 80 gm NaOH is dissolved in 500 ml of water. What is molarity of the solution
• Given below are two statements Statement I: C3 weeds such as Avena fatua, Phalaris minor and Chenopodium album are generally more competitive than C4 w...
• The amount of basalin 45 EC for a plot of 50 m x 40 m at recommended rate of fluchloralin at 0.75 kg/ha is
• Calculate the concentration of a solution if 200 gm herbicide mixture is mixed in 400 litre of water.
• Match List I with List II Match the crop in List I with the registered herbicide in List II List I List II Crop Herbicide A. Soybean ...
• Statement I: Saline soils are called White alkali soils Statement II: Saline soils contains salts capable of undergoing alkaline hydrolysis ...
• Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A : Temperature above 25°C reduces th...
• Match List I with List II List I List II Irrigation project State A. Koyna I. Himachal Pradesh B. Idukki II. Maharashtra ...
• The maximum permissible slope per cent for furrow irrigation (short, near horizontal furrows) is
• Given below are two statements Statement I: A surface irrigation event is composed of four phases namely, advance phase. storage phase, depletion phase...
• What is the efficiency (%) of sprinkler irrigation?
• How much area can be irrigated with a flow rate of 30 liters per second for 10 hours a day when irrigation requirement of the 100 days duration crop is 50 ...
• Device used for measuring water flow in pipes
• Which stages are the most sensitive to water deficit in groundnut?
• The ratio of average depth of water stored in root zone soil depth during irrigation to the water diverted from the reservoir is known as
• The correct order of crops with respect to their water requirement
• Water requirement satisfaction index (WRSI) can be computed using the information on seasonal actual evapotranspiration (AET) and seasonal crop water requi...
• Match List I with List II The crop coefficient (Kc) for major crops at harvest List I List II Crop Kc value A. Maize I. 0.50-0.60 ...
• Actual evapotranspiration equals maximum evaporation (ETO) when A. Soil mixture not constraint B. Other factors not constraint C. Both A and B D. A but...
• A wheat crop grown on two hectare area produced 10 ton grain and required 5 irrigations of 6 cm each, find out its field water use efficiency
• Essentiality of zinc in plant was discovered in 1926 by
• Brays No. 1 reagent consists of mixture of
• The primary raw material used for commercial manufacturing of Muriate of Potash fertilizer
• Mitscherlich's equation is expressed by the equation
• Among the followings, nitrification inhibitor is
• Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Nickel is essential for the functi...
• Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A: The synergistic positive effects ...
• Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Integrated use of phosphatic fert...
• Given below are two statements Statement I: Acid sulphate soil is formed due to formation of Jarosite. Statement II: Acid sulphate soil is found in...
• Given below are two statements Statement I: Use efficiency of fertilizer NPK can be improved by following integrated nutrient management (INM). State...
• Match List I with List II List I List II A. Sulphur I. Reddish colour on green leaves or stem appearing on older leaves B. Phosphorus ...
• Match List I with List II List I List II A. Bray I. Law of diminishing return B. Mitscherlich II. Per cent yield concept C.O.W...
• Statements: A.    Magnesium deficiency symptom shows the first appearance of chlorosis mainly between veins (which remain green). B.    Iron defi...
• Potassium helps in maintaining cytoplasmic pH between
• Given below are two statements Statement I: Plants absorb nitrogen from the soil solution as nitrate (NO - 3 ) and as ammonium (NH + 4 ) ions. Statem...
• When rainfall is inadequate to meet the evapotranspiration losses, usually occurs in humid region A. Invisible drought B. Contingent drought C. Meteorol...
• Given below are two statements Statement I: Plants can tolerate drought either by mitigating the actual stress or by showing a high degree of tolerance...
• Match List I with List II List I List II Year Events A. 1920 I. Royal Commission on Agriculture B. 1942 II. Central Soi...