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level: Level 1

Questions and Answers List

level questions: Level 1

QuestionAnswer
What colour is benidict solution?blue
What does benidict solution help investigate ?Reducing sugar
How much benidict solution is needed to be added?2cm
What colour does it change if there is reducing sugar?Brick red or green or yellow
Is benidict solution an irritant?Yes, wear goggles
What is needed to test for starch?Iodine solution
How many drops is needed for testing starch?2 drops
What colour is iodine solution?Orange/brown
What colour does it turn if starch is present?Blue/black
Is iodine solution an irritant?Yes, wear goggles
What solution is need to test for fats (lipids)?Ethanol
How much ethanol needs to be added?2cm^3
How long must you shake the solution for? (lipids)10 seconds
What amount of water do you add it to?Around 3cm^3
What you must do to the newest solution? (lipids)Put your thumb ontop and tip it down and then back up
What does the solution look like if fat is present?The liquid will be cloudy
Is ethanol an irritant?No
What solution do we use for investigating protien?Biuret solution
How much of the solution do we add to the food?2cm^3
What must we do to the solution? (protien)Shake carefully
What colour is biuret solution?Light blue
What colour will the solution will change? (protien)Light blue to purple
What does balanced diet mean?Having the right amount of each food group so that the person is in good health
What does malnutrition mean?When the body doesnt have a balance diet and this leads to health problems
Food examples of Carbohydrates? (starch)Rice, pasta, bread and potatoes.
Function of carbohydrates? (starch)They are broken to give a slow energy release
Food examples of carbohydrates? (sugar)Sweets, fizzy drinks, cakes, biscuits
Function of carbohydrates? (suagrs)To give energy fast
Building blocks of protein?Amino acids
Food examples of protein?Meet, cheese, fish, nuts, beans
Functions of protein?Building and repairing tissue growth and healing, a lack can lead to stunt growth
Building blocks for fats?Fatty acids and Glucelol
Example foods of fats?Fried food, cheese, pork butter
Examples of foods for vitamin c?Lemons and oranges
Functions of fat?Broken down to release lots of energy
Functions of vitamin c?Helps healing and healthy skin. A lack can lead to scurvy where gums bleed and wounds do not heal
Examples of foods for vitamin D?Your skin makes it when is it exposed to sunlight
Functions of vitamin d?Needed to make strong bones, a lack can lead to rickets where ones are soft and leg bones aren't straight.
Example foods for iron? (minerals)Liver and spinach
Functions of iron ?Needed to make hemoglobin in red blood cells to carry oxygen, a lack can read to tiredness
Examples foods for calcium? (minerals)Milk, bread and cheese
Functions of calcuim?Needed to make hard bones, a lack can lead to brittle bones, astiporosis.
Example foods for fibre?Any fruits and vegetables
Functions of fibre?Needed for peristalsis (moving food through intestines), a lack can lead to constipation or colon caner.