11. it is a form of gardening in which the soil is enclosed in three-to-four-wide containment units.a. raised bed b. ridge planting c. hill planting d. drill method12. it is an essential feature of a plan in which the water supply must be clearly indicated showing location and available capacity.a. topographic datab. water source capacityc. design parametersd. design data13. which kind of irrigation is ideal in areas where water is scarce?a. sprinkler systemb. basic irrigation c. tickle irrigation d. drip irrigation14. this essential feature of a plan must be accurately drawn showing pertinent obstructions, features and elevation details.a.topographic datab. water source capacityc. design parametersd. design data15. this is a type of conventional sprinkler system in which the water source and pumping plant are fixed in locations.a. fully portableb. semi-portable c. fully permanentd. semi-permanent16. this refers to the potential for harm, or adverse effect on an employee’s health.a. risk b. hazard c. exposure d. physical17._________ is the likelihood that a hazard will cause injury or ill health to anyone at or near a workplace.a. risk b. hazard c. exposure d. physical18. it occurs when a person comes in contact with a hazard.a. risk b. hazard c. exposure d. physical19. this type of hazard includes bacteria, viruses, mold, mildew, insects and vermin.a. chemical hazardb. biological hazardc. physical hazardd. mechanical hazard20. this hazard includes workplace stressors arising from a variety of sources.a. chemical hazardb. biological hazardc. physical hazardd. psychosocial hazard21. it includes floors, stairs, work platforms, ladders and falling objects. what type of hazard is this?a. chemical hazardb. biological hazardc. physical hazardd. psychosocial hazard22. this type of hazard includes electricity, machinery, equipment, forklifts and cranes.a. physical hazardb. biological hazardc. mechanical hazardd. chemical hazard23. this includes chemical substances such as acids or poisons, pesticides, herbicides and cleaning agents.a. chemical hazardb. biological hazardc. mechanical hazardd. psychosocial hazard24. this type of sprinkler system is designed to be moved from one field to another or other pumping sites.a.fully portable b. semi portable c. fully permanentd. semi-permanentplss help me