UWRF FDSC 110 FiNAL Exam Questions With Complete Solutions Graded A+

Results of the developments and discoveries over time have given us a food supply in the US that is which of the following. - Safe and nutritious Varied and economical A and B Which of the following is a not a reason why we produce diagrams of a process flow? - So we don't have to interact with other operators As defined in lecture, evolution involves which of the following: - Change in inherited characteristics over time Food science encompasses many disciplines and can be described as - Interdisciplinary What is the natural occurring mineral used for preservation and flavor, first harvested in the era of Accidental Discovery - Salt What evolutionary process is shown in the diagram? (Teosinate)--> (Intermediates)--> (Modern Corn) - Artificial selection What evolutionary process is shown in the following diagram? (So the giraffes with really short necks eventually died out and the ones with long necks survived because they were able to get food and fight better.) - Natural selection Food provides ENERGY necessary for all but which of the following: - Sense of humor What term describes the evolution of food relating to the evolution of humans? - Co-evolutionThroughout the ages, several discoveries were made to feed large groups of people in what profession? - Military In the U.S., what is today's biggest challenge in nutrition? - Obesity What do we still consumer that was an accidental discovery due to yeast and grain? - Beer and bread What is the main difference between food science and food technology? - Science is the study of food where as technology is the application What food did Louis Pasteur pasteurize that significantly lowered infant mortality? - Milk Identify the diagram that represents the current USDA guidelines for proper nutrition which were first introduced in the 1990's. - (My plate) What was discovered during the dawn of science era and is still an issue today? - Food adulteration What is the part of the experiment that provides a standard of comparison and is the natural state of the independent variable? - Control Variable When testing with an experiement, why do we want to develop and follow a procedure? - So we have a set process. In Twinkie manufacturing, adding milk instead of water, will cause a change in the vanilla flavor, moisture content and texture of the Twinkie. What is/are the control variable(s) - WaterIdentify the output(s) in the following diagram - A and C (outer shell and inner skin; cashew kernel) What is the part of the experiment that changes because of the independent variable? You observe or measure this part to collect data - Dependent variable Identify the unit operation(s) in the following diagram.Identify the unit operation(s) in the following diagram. - Shelling machine and roaster What is the scientific method? - A logical series of steps to answer questions Put the steps of the scientific process in order - 1. Problem/Question 2. Observation/Research 3. Formulate a Hypothesis 4. Experiment 5. Collect and Analyze Results and Draw Conclusions 6. Communicate the Results What is the part of the experiment that remains the same through out to prevent affecting the outcome? - constant If the hypothesis is determined false or partially true, what step do you return to in order to continue your research? - Construct hypothesis