FOOD TECH REVISION (MOCKS)

WHY COULD THE COLOUR OF THE FOOD BE UNEVEN IN SAVOURY BAKED PRODUCTS?

Didn’t bake evenly, ingredients not combined evenly.

WHY COULD THE TEXTURE OF THE FOOD BE HEAVY IN SAVOURY BAKED PRODUCTS?

Incorrect weighing, undercooked.

WHY COULD THE FLAVOUR OF THE FOOD BE UNPLEASANT IN SAVOURY BAKED PRODUCTS?

too much flavouring, undercooked.

WHAT IS THE FUNCTION OF FLOUR IN BREAD BAKING?

It forms the overall shape of the bread because of its high gluten content, which traps the gas from the yeast to make the bread light and airy.

WHAT IS THE FUNCTION OF SALT IN BREAD BAKING?

Controls the rate of yeast fermentation, adds yeast.

WHAT IS THE FUNCTION OF YEAST IN BREAD BAKING?

yeast rises dough through budding, releases gas to make bread light and airy.

WHAT’S STAGE 1 OF PROCESSING FOOD FROM GRAIN TO FLOUR?

Clean by removing dirt, which softens the grain.

WHAT’S STAGE 2 OF PROCESSING FOOD FROM GRAIN TO FLOUR?

crush and roll the grain to make it finer.

WHAT’S STAGE 3 OF PROCESSING FOOD FROM GRAIN TO FLOUR?

Sieve crushed grain to make flour finer.

WHAT IS CORONARY HEART DISEASE?

When your heart's blood supply is blocked due to a build up of fatty substances in the coronary arteries. This can also happen due to high blood pressure clogging arteries.

WHYS THERE AN INCREASE IN CORONARY HEART DISEASE?

Because we work long hours, meaning we don’t have enough time to cook our own meals, causing us to buy salty fatty foods.

HOW CAN YOU REDUCE THE RISK OF GETTING CORONARY HEART DISEASE?

By exercising regularly and dieting to prevent excess salt in the body.

WHAT IS THE ROLE OF DIET AND A LIFESTYLE IN PREVENTING CORONARY HEART DISEASE?

This is because the sweat lost from exercise will mean a reduction of salts. This keeps your blood pressure normal as high salt causes high blood pressure.

ADVANTAGES OF INTENSIVE FARMING?

More profitable, more efficient.

DISADVANTAGES OF INTENSIVE FARMING?

Great impact on environment, disease spread quicker.

How can we reduce the consumption of single use plastic when buying food?

By bringing my own reusable bag or container, by buying food that doesn’t have plastic packaging.

WHY DO WE USE SINGLE USE PLASTICS?

Cheap, protect food well.

WHAT IS IRON DEFICIENCY ANEMIA?

A disease that causes a lack of haemoglobin production due to a lack of iron production.

How can we avoid iron deficiency anaemia?

By eating a lot of iron rich foods and vitamin C rich foods such as beef and oranges.

Symptoms of iron deficiency anaemia?

Lack of energy, shortness of breath, paler complexion.

Explain protein complementation (6 marks)

Protein complementation is when you eat different Low biological value protein foods together in order to get all the essential amino acids that the body needs to make a high biological value protein. This is because low biological value proteins don’t have all the essential amino acids so eating them together will eventually give you all the necessary amino acids to make a HBV amino acid.  Without protein complementation, the consumer would not have enough amino acids in their body to function properly and may have less energy, the body won't repair well or grow properly. They may also not produce enough enzymes, and so may begin to feel sick or unwell.

Function of fat in body?

Provide energy, Insulation.

What happens if there is an excess of FAT?

Weight gain, Develop Coronary Heart Disease.

What happens if there is a deficiency of FAT?

Weight loss, colder quicker.

What are fat molecules made from?

Fatty acids, glycerol.

Function of protein in body?

Growth, repair.

What happens if there is an excess of PROTEIN?

Would poison the kidney due to excess nitrogen content.

What happens if there is a deficiency of PROTEIN?

Poor growth, poor skin and nails conditions.

WHAT IS THE RECOMMENDED ENERGY INTAKE PER DAY FROM FAT?

35%.

WHAT IS THE RECOMMENDED PROTEIN INTAKE PER DAY FOR A MAN?

53 grams.

WHAT IS THE RECOMMENDED PROTEIN INTAKE PER DAY FOR A TEENAGER?

42 grams.

WHAT IS THE RECOMMENDED PROTEIN INTAKE PER DAY FOR A WOMAN?

45 grams.

Function of carbohydrates in body?

To provide energy and get rid of waste products.

What happens if there is an excess of CARBOHYDRATES?

Type 2 diabetes , weight gain.

What happens if there is a deficiency of CARBOHYDRATES?

Tiredness, weight loss.

WHAT IS THE RECOMMENDED ENERGY PER DAY FROM CARBOHDRATES? HOW MUCH OF THIS FROM FREE SUGARS?

50% carbohydrates, 5% free sugars.

WHAT SUBSTITUTES IN FOOD COULD BE MADE FOR CHILDREN BETWEEN THE AGES 3-12?

eating fruits instead of chips.

HOW ARE CHILDREN BETWEEN THE AGES 1-4 ENCOURAGED TO EAT?

Small regular meals and drinks until they’re full.

WHAT COULD HAPPEN IF THESE FOODS ARE NOT SUBSTITUTED AT A YOUNG AGE?

You could have higher cholesterol levels, leading to an increased chance of coronary heart disease.

WHY CAN’T YOU STORE RAW CHICKEN OR FISH BETWEEN 5-63 DEGREES?

Because enzymes are still active, meaning the bacteria will multiply.

WHAT TEMPERATURE DOES FOOD HAVE TO BE COOKED TO FROM RAW AND REHEATED TO?

75 degrees.

WHAT TEMPERATURE DOES FOOD HAVE TO BE FROZEN TO?

-18 to -24.

WHAT TEMPERATURE DO YOU NEED TO KEEP COOKED FOOD HOT ABOVE?

63 degrees.

WHAT VITAMINS DO WE GET FROM FISH AND OILY FISH?

We get omega 3, Vitamins B and D and fatty acids.

WHAT IS SUSTAINABLE FISHING?

Fishing whilst protecting the fish by not fishing too many at a time.

WHAT SHOULD WE LOOK FOR WHEN BUYING FISH?

Does not smell, defined fins, shiny skin.

WHAT ARE MORAL AND ETHICAL FOOD CHOICES (DEFINE)?

Moral and ethical choices are choices that are made in order to protect the animals, the workers or the environment.

WHAT WOULD A MORAL FOOD CUSTOMER RATHER EAT?

A more expensive food produced in moral conditions.

What is the Use by date

the last date that a high-risk food is in its edible condition, afterwards it will be harmful to eat.

What is the Best before date

the last date that a high-risk food is in its best condition, afterwards it won’t be harmful to eat.

Conditions needed for bacteria to multiply

FATTOM.

What is retinol?

An animal form of Vitamin A that is found in the liver of meats.

What is beta carotene?

A plant form of Vitamin A that can be turned into retinol in the liver.

Function of Vitamin A?

helps kids grow.

Result of the lack of Vitamin A?

lack of growth.

Result of excess Vitamin A?

damages development.

Function of Vitamin C?

absorbs minerals such as iron.

Result of the lack of Vitamin C?

iron deficiency anaemia.

Result of excess Vitamin C?

connective tissue breaks.

Function of Vitamin D?

enables calcium to be absorbed.

Result of the lack of Vitamin D?

weak bones and teeth, rickets.

Result of excess Vitamin D?

possible damaged kidney.

What is the function of Phosphorus?

Strenghthens bones and teeth.

What are the functions of calcium?

Helps bones and nerves and muscles work correctly.

Result of the lack of calcium?

Teeth and bones would be weak.

Result of excess calcium?

Kidney wouldn't work.

What is caramelisation?

When sugar is heated causing it to melt and form caramel.

What is coagulation?

The thickening of a liquid containing protein.

What is dextrinisation?

when the dry heat breaks the large starch polysaccharides into smaller molecules called destrins.

What is gelatinisation?

When starches are heated in liquid, causing the starches to swell and thicken.

What is fermentation?

Fermentation is the process of turning carbohydrates to alcohol.

What is germination?

Germination is when a spore of mould grows on food.

What is oxidation?

the chemical reaction that occurs when a substance comes into contact with oxygen.

What does it mean to preserve?

the treatment of food to prevent its decomposition.

What is UHT milk?

Milk that can last months due to it being sterilised between the temperatures 132 and 150 degrees.

What is an Emulsifier?

The thing that is added to mix the two otherwise unmixable liquids.

3 Examples of disaccharides?

sucrose, lactose, maltose

What is denaturation?

The physical changes that take place when a protein is exposed to abnormal conditions.

What is emulsification?

Emulsification is the process of mixing unmixable liquids together.

What is plasticity?

The ability to be spread and shaped.

What is shortening?

Shortening is a fat that is solid at room temperature that can be used to give food a crumbly texture.

List some Major Allergens?

 eggs, milk, fish, soya, nuts.

What is Organic Farming?

Organic farming is farming using natural methods.

What is religious food?

Foods that people are not allowed to eat due to their religion.

What is a discrimination test?

A test to find out if people can tell the difference between 2 different samples.

Excess and lack of phosphorous?

Both rare.