Agricultural Engineering MCQ Quiz Hub

Agricultural Engineering MCQs Set-7

Choose a topic to test your knowledge and improve your Agricultural Engineering skills

1. The residues produced from evaporation treatment is _________




2. Evaporation of liquids from hazardous waste through multiple evaporator, distillation etc. is dependent on ________




3. Steel tubes used in multiple effect evaporator are placed on surface.




4. Evaporator must have sufficient disc engaging space to achieve ________




5. Which of the following waste is not applicable for evaporation?




6. _________ wastes can be treated in evaporator.




7. Evaporation units may be operated without obtaining a permit if ________




8. Thermal treatment technologies are differentiated by ___________




9. __________ from combustion of waste reduces cost.




10. ________ emission is cited as an issue from incineration?




11. Thermal processing reduces hazard from waste.




12. ________ % of waste by weight remains after combustion.




13. Ferrous materials are combustible.




14. Residence time of waste in combustion zone is ________ seconds.




15. ________ of hazardous waste plays a major role in designing combustion unit.




16. Which of the following waste characteristic is considered for combustion?




17. Mechanical mixing of waste ensures ________




18. Which of the following are the solid residues from incineration?




19. What is the emission limit for dioxins as per European Union?




20. Chemical precipitation makes the hazardous waste _________




21. Precipitation by ___________ is widely used method for treating hazardous waste.




22. Chemical precipitation is used in conjunction with neutralisation.




23. Chemical precipitation treatment is effective in wastewater containing _______




24. _______ treatment is suitable for metal salts bearing wastes.




25. _______ is used for precipitation of heavy metals.




26. Chemical precipitation treatment is user economic.




27. The environmental issue caused by chemical precipitation is _________




28. Ion exchange is widely used to remove _________




29. Ion exchange is an irreversible process.




30. Resins can remove specific substances in a waste solution.




31. Which of the following is possible from ion exchange treatment?




32. Most suitable treatment method for electroplating discharge is ____________




33. Which of the following resin can be used to remove copper plating rinse water?




34. Organic gas from condensation can be used as fuel.




35. Which of the following is the end product of anaerobic degradation?




36. The gases produced from anaerobic degradation process are ________ and ________




37. Non-methanogenic and methane-producing organisms effect anaerobic treatment.




38. The temperature range for anaerobic process is ________ and ______ degree Celsius.




39. Which of the following gas is toxic to methanogenic bacteria?




40. Soluble ions of heavy metals are toxic above _______ ppm in industrial waste.




41. Sodium and potassium ions cause strong inhibition above ________ ppm.




42. Anaerobic digestion is generally applied to BOD wastes above ________ ppm.




43. Anaerobic treatment is mediated through _______




44. The treatability of the hazardous waste depends upon ________ content.




45. Which of the following parameters effect operating conditions of anaerobic treatment process?




46. Which of the following is another name given to conventional bio filters?




47. In the exposed lands, ______ are used to assist rotation during harsh weather conditions?




48. Bio filters are fed with effluent only after ____________




49. Compensation for lower temperatures can be achieved by reducing hydraulic and organic loading rates thereby increasing _____________




50. Effective preliminary treatment can also be used to remove the ____