AEST AGRICULTURE ASSOCIATE EXAM QUESTIONS AND ANSWERS 2025/2026

AEST AGRICULTURE ASSOCIATE EXAM QUESTIONS AND ANSWERS 2025/2026 Refrigerated Boxcar - Answer -Invention in the 1880s that expanded the beef industry by allowing meat to be transported across the country and stored for extended periods Combine - Answer -Machine developed by joining a reaper and a threshing device USDA - Answer -United States Department of Agriculture Hydraulics - Answer -Conveyance of liquids through pipes and channels, especially as a source of mechanical force or control Green Revolution - Answer -Occurred in the 1950's-1960's, leading to increased use of pesticides, herbicides, and fertilizers resulting in higher-yielding, disease- and insect-resistant varieties of small grain Aerosol Can - Answer -Modern day invention resulting from agriscience research conducted to control mosquitoes in tropical areas Chlorofluorocarbons (CFCs) - Answer -Highly stable compounds used as aerosol propellants consisting of chlorine, fluorine, carbon, and hydrogenGarden Peas - Answer -Type of plant used by Gregor Johann Mendel to discover the effects of genetics on characteristics Gregor Mendel - Answer -Credited with discovering the effects of genetics on plant characteristics, known as 'the father of genetics' and 'the father of heredity' Agronomy - Answer -The science of soil management and crop production SMV Triangle - Answer -Reflective orange triangle bordered with red, warning other road users that the vehicle displaying the sign is traveling slower than the normal speed of traffic Iron - Answer -Metal that revolutionized agriculture John Deere - Answer -Inventor of the iron plow in 1837 Eli Whitney - Answer -Inventor of the cotton gin, which quickly and easily separates cotton fibers from their seeds Dust Bowl - Answer -Occurred due to severe drought and a failure to apply dryland farming methods, leading to wind erosion and the creation of crop rotation Hatch Act - Answer -Established agricultural experiment stations in connection with the colleges established in the several States Smith-Hughes Act - Answer -Provided federal aid to the states for promoting precollegiate vocational education in agricultural and industrial trades and in home economics Smith-Lever Act - Answer -Established a national Cooperative Extension Service that extended outreach programs through land-grantuniversities to educate rural Americans about advances in agricultural practices and technology Land Grant Act - Answer -Donated Public Lands to several states and territories for the benefit of agriculture and the mechanic arts Food Security - Answer -Access by all people at all times to enough nutritionally adequate and safe food for an active and healthy life Greenhouse Effect - Answer -The buildup of heat caused by radiant energy being trapped in the earth's atmosphere, making the Earth warmer Selective Breeding - Answer -Process by which humans use animal breeding and plant breeding to selectively develop particular phenotypic traits by choosing which typically animal or plant males and females will sexually reproduce and have offsprin