WJEC GCSE food nutrition and preparation 9-1 Questions with solutions 2023

WJEC GCSE food nutrition and preparation 9-1 Questions with solutions 2023 how many portions of fruit or veg does the government recommend to promote good health? 5 what is aeration? air is added to a mixture to help make it lighter what is alternative protein? a form of protein not from meat that is suitable for vegetarians (eg. tofu) what are amino acids? building blocks of the body that make up proteins what type of amino acids can our body make? non-essential where does our body get essential amino acids from? foods what is the condition where a person has a reduced number of red blood cells? anaemia what is a basal metabolic rate? the minimum amount of energy needed to keep you alive each day what does the best before date tell you? the date a low risk foods quality is expected to deteriorate what is a biological value a measure of? the amount of essential amino acids a protein based food contains whats a calorie a measure of? the amount of energy in food whats a carbon footprint? a measure of impact something has on the environment what is cardiovascular disease? any disease related to the heart or blood vessels what is cholesterol? a fatty substance essential for cell membrane what can to much cholesterol do in the body? increase risk of cardiovascular disease what is coagulation? when denatured proteins join together changing the appearance and texture of food what happens to the digestive system if someone has coeliac disease? it is sensitive to gluten and cant digest it what is cross contamination? the transfer of potentially harmful bacteria from one thing to another what is a danger zone? the range of temperatures that bacteria multiply very quickly what range of temperatures is in the danger zone? 5-63 degrees what happens during denaturation? chemical bonds holding proteins together break down causing proteins to unravel what is dextrinisation? when starch molecules break down into dextrins after being exposed to dry heat what is diabetes? a disorder where blood glucose levels stay too high because the pancreas cant produce enough insulin or the body resists it what are dietary reference values? estimates of amounts of nutrients people need in their diets whats an eat well guide? government healthy eating guidelines in the form of pie charts that show the proportions of food that people should have in their diets whats an emulsifier? something added to food to hold its ingredients together that wouldn't normally mix what do enzymes act as? biological catalysts that speed up chemical reactions what does the fair trade foundation do? partner with food suppliers and try and improve their working conditions and income where are fat soluble vitamins found? fatty foods and the body stores them i in fat tissue for future use what are food miles? the distance a food product travels from where its produced to where its sold what is it called where a person is unable to afford or access sufficient and nutritious food? food poverty