GRSC 501 Final Exam Questions and Answers | Latest Update 2024/2025 | Rated A+

GRSC 501 Final Exam Questions and Answers | Latest Update 2024/2025 | Rated A+. The fire triangle includes fuel, heat, and oxygen for a confined space - ANSWER-false You can remove another employee's lock out tag out lock if they have you permission - ANSWER-false In the Corpus Christi Texas grain elevator explosion, there was as many as 12 dust explosions in 2 minutes - ANSWER-true Since flour mills are cleaner than elevators and feed mills, they have very few ignition sources for a dust explosion - ANSWER-false Air and dust are only necessary to create an explosion in a feed mill or elevator - ANSWER-false Expositions are generated by dust resulted cereals grinding - ANSWER-true Ladders should follow a height:length relation of 3:1 - ANSWER-false When cleaning dust from feed mill facilities respiratory protection is required but not eye protection - ANSWER-false The first explosion is more dangerous than the secondary explosions - ANSWER-false Most dangerous equipment used which could start a dust explosion is the bucket elevator - ANSWER-true PPE requirements depends on what your job is at the mill - ANSWER-true If an emergency does happen when an entrant is in a confined space the attendant can go away to seek help - ANSWER-false Oxygen, fuel, ignition, and confinement can lead to a dust explosion - ANSWER-true GRSC 501 Final Exam Questions and Answers | Latest Update 2024/2025 | Rated A+ You should always keep a TWO point contact while climbing a ladder - ANSWER-false Removing one of the seven elements can prevent a dust explosion - ANSWER-true The primary explosion is more dangerous than a secondary explosion - ANSWER-false It is important to check atmospheric conditions prior to entering a confined space - ANSWER-true An Emergency Action Plan can include fire, injury, and severe weather plans - ANSWER-true You need to remove at least 3 of the 7 elements to prevent a grain dust explosion - ANSWER-false The smaller and finer dust particles are, the easier and faster they will ignite - ANSWER-true For a dust explosion to occur, you need oxygen, a fuel source, dust suspended inthe air, a minimum concentration of dust, an ignition source, dry dust, andconfined space - ANSWER-true The minimum concentration of dust in the air needed to cause a dust explosion is1.3 ounces - ANSWER-false Preventative maintenance programs include the following: routine inspections,appropriate lubrication, and regularly scheduled maintenance - ANSWER-true There is no need for a permit when entering a confined space in the feed mill - ANSWER-false Grain dust accumulation increases the risk of explosions in grain processing facilities - ANSWER-true Nothing needs to be done to equipment before you perform maintenance - ANSWER-false The amount of dust increases every time it is handled - ANSWER-true Only wheat dust is combustible - ANSWER-false Air compression should only be used if the supervisor gives permission because it can cause a dust cloud - ANSWER-true The most common types of eye protection are goggles, safety glasses, and sunglasses - ANSWER-false The dust on the walls or floors could have 4 of the 7 elements to cause an explosion - ANSWER-true Only dust from certain organic materials will explode - ANSWER-false You need 6 elements for a grain dust explosion to occur - ANSWER-false Magnets can prevent metals from getting into your processing equipment, helping to prevent fires - ANSWER-true To prevent a fire, feed mills should focus on controlling the oxygen and fuel source - ANSWER-false Two people must always be involved when someone is entering a confined space, one to enter the space and one to notify others of any safety concerns - ANSWER-true Dust increases every time grain is handled throughout the marketing system - ANSWER-true The most powerful dust explosions only occur in the older buildings - ANSWER-false Some dust collectors will have dust billowing out of the bottom, if this occurs your should report the problem immediately - ANSWER-true Before entering a confined space you should fill out a confined space entry permit and it should be signed by your manager before you enter - ANSWER-true Lactose is used in what type of animal feed ______________. Layers Lactating Sows Finishing Pigs Nursery pigs - ANSWER-nursery pigs How many pounds of CTC premix (100 g/lb) is required to manufacture 3 ton of feed that contains 400 g/ton of CTC? - ANSWER-12 lbs The railroads use a unit train to deliver what ingredient? DDGS Corn Animal Fat Soybean Meal - ANSWER-corn Middlings, defined as fine bran, shorts, and germ, are a by-product of what process? Flour milling Dry corn milling Ethanol production Wet corn milling - ANSWER-flour milling How many lbs of water is in a bushel of corn (56 lbs.) if the moisture of the corn is 15%? - ANSWER-8.4 Lagging is found on what piece of equipment? Bucket elevator Belt conveyor Drag conveyor Screw conveyor - ANSWER-bucket elevator What are the by-products of the rendering process? Choice White Grease Poultry Meal Tallow Feather mill - ANSWER-all The term "back haul" is associated with what method of transportation? Ships Trucks Barges Rail - ANSWER-Trucks What is the aflatoxin level in DDGS if corn contains 25 ppb aflatoxin? - ANSWER-75 ppb What region of the US produces the most swine feed? Southeast Midwest Northwest Texas - ANSWER-Midwest What two states produce the largest $ sales of pet foods in the US? Texas and California Missouri and Kansas Kansas and Texas Pennsylvania and Missouri - ANSWER-Missouri and Kansas What is the function of fiber in a pet diet? All answers Fermentation to short chain fatty acids Hairball management in cats Bulking and regularity - ANSWER-all answers How many tons of ground corn will a 10,000 cubic foot bin hold if the ground corn is 32 lbs/cubic foot? - ANSWER-160 Solvent extraction of oil with hexane results in what by-product? Bakery by-product meal Soybean meal Fish Meal Corn gluten feed - ANSWER-soybean mill What is the volume of a 12 x 12 x 12 feet ingredient bin? - ANSWER-1728 What is the estimated amount of aflatoxin in DDGS if the corn contains 10 ppb of aflatoxin? - ANSWER-30 ppb What screen would be at the bottom of a particle size sieve set? #35 (420 microns) #270 (53 microns) #10 (1680 microns) #100 (149 microns) - ANSWER-#270 (53 microns) Which ingredient is classified as a liquid ingredient? Animal fat Wheat Midds Meat Meal Amino Acids - ANSWER-animal fat Whey is a by-product of what food manufacturing process? Rendering Baking Ethanol Production Cheese Production - ANSWER-cheese production How many lbs of molasses would you add to a 3 ton batch of feed that required 4% added molasses? - ANSWER-240 lb Which country is the largest pet food producer in the world? Brazil India China United States - ANSWER-United states Which companies produce swine feed? Tyson Smithfield Foods Sandersons Butterball - ANSWER-Tyson and Smithfield Foods What is the range of a sample that has a Dgw = 600 and Sgw = 2.0? - ANSWER-300 to 1200 Assuming DDGS contains 28% crude protein, how many lbs of protein are in 1 Metric ton? - ANSWER-616 lbs Extruded foods are the largest category of pet food and rely upon what major ingredient class for production? Fats Rendered meat meals Grains Starches - ANSWER-starches Among the starches, which category contains the greatest concentration of protein (in general terms)? Cereals Tubers Legumes Pseudocereals - ANSWER-legumes What is the cost per ton of corn (56 lbs/bu) if the price is $4.00/bushel? - ANSWER-$143 Bucket elevators move material vertically. True False - ANSWER-true Full pitch screws create a mass bin flow. True False - ANSWER-false En-Masse refers to a type of drag conveyor. True False - ANSWER-true The man-hours per ton for feed manufacturing have been decreased. True False - ANSWER-true A metric ton = 1000 kg. True False - ANSWER-true A rail car with one empty compartment in the middle is balanced. True False - ANSWER-true The highest percentage of feed in the USA is manufactured for swine. True False - ANSWER-false How much water is added to a ton of feed if the temperature of the mash is increased from 50 F to 175 F during steam conditioning? - ANSWER-100 pounds CGMP - ANSWER-current good manufactoring practices, practices that are currently consider to be good in a manufactoring setting VFD - ANSWER-variable frequency driver, used to control the rate of many processes within the feed mill including screw convoyers PPLA - ANSWER-post pellet liquid application, applying a liquid after a pellet has been made VFD - ANSWER-A veterinary feed directive is a law that was passed that required a vets prescription for livestock medications EPA - ANSWER-environmental protection agency, sets standards that most be followed to protect the environment such as water protection laws FDA - ANSWER-food and drug adminstration, sets laws and practices that need to be followed to keep feed and drug use safe for humans and livestock Outline the procedure for particle size analysis. - ANSWER-1. split down sample 2. weigh out 100 grams of sample + 0.5 grams of your flow agent 3. Rotap sample for 10 mins 4. Take the weights of sieves The PLC computer receives inputs from ____________, ____________, and ______________. motor starters motors (amps) thermocouples micro switches - ANSWER-motors (amps) thermocouples micro switches If water is approximately 8 lbs/gallon, how many gallons of water would the boiler use per hour when manufacturing 10 ton/hr of pellet? - ANSWER-100 Drying occurs on which deck of a double pass cooler? None Top Bottom Middle - ANSWER-top What device(s) lower the energy usage in the boiler? Stack economizer Boiler blowdown heat exchanger Insulation All of the answers are correct - ANSWER-all A liquid meter typically used in the feed industry is the _________________. Coriolis Cospect Impact Masoneilan - ANSWER-coriolis What will be the final moisture of conditioned mash if the temperature of the mash is increased from 50° to 150° F? 25% 17% 20% 14% - ANSWER-17% What are the 2 parameters that should be controlled in the conditioner to improve pellet quality? - ANSWER-time and moisture Time needs to be controlled because increasing the conditioning time will allow moisture to penetrate the feed Moisture needs to be controlled because it is needed to penetrate the feed to make a good quality pellet What is the L/D of a 1/4" by 2.0" pellet die? - ANSWER-8