NUTRIENTS
To transport nutrients
To remove waste products
To maintain body temperature
Name an example of healthy fats / oil.
Olive oil, peanut oil, sunflower oil
A severe lack of calcium may cause ___________.
osteoporosis
Who requires more energy?
Mr Neelan or Ms Mastura
Mr Neelan
(He is a male and is physically more active).
Name the cooking method that retains the most nutrients in vegetables.
Steaming
State one function of Vitamin C in the body.
It works as an anti-oxidant.
Name two good sources of vitamin A.
Carrots, Tomatoes, Papaya, Egg yolk, Liver
Name the mineral that an anaemic person is lacking in.
Iron.
Food source: Beef, Liver, Dates, Spinach
Which food choice is more suitable for an obese person?
Wholemeal pasta with grilled chicken and vegetables
or
Pan fried salmon with mashed potato
Wholemeal paste with grilled chicken an vegetables
- Suitable cooking method
- More dietary fibre rich food (Increases the feeling of fullness)
Name a suitable method to cook tough cuts of meat.
- Boiling
- Simmering
List two functions of dietary fibre in the body.
- To remove waste
- To lower blood glucose level
- To lower blood cholesterol level
- To provide a feeling of fullness
Name a plant source that provides high biological value protein for vegans.
Spell the disease that is caused by a diet lacking in dietary fibre.
CONSTIPATION
Who requires more protein their diet?
Mdm Rohani or Xin Yi
Xin Yi
(Teenagers are growing rapidly)
Name three ways of tenderising meat.
- Mechanical means: Pounding the meat, cutting it into smaller pieces
- Tenderizers: Using the enzyme papain in papaya to tenderize meat.
- Marinating with acid: Using lemon juice, vinegar or tomato juice to break down the muscle fibre.
State three functions of protein.
- Needed for growth and repair.
- Needed to form enzymes
- Act as an energy reserve
- Supports a strong immune system
Name two examples of
- white fish
- oily fish
White fish: Cod, Seabass, Red Tilapia
Oily Fish: Mackerel, Salmon, Tuna
Define the term coronary heart disease.
Blockage of coronary artery, which causes an area of the heart to lose its blood supply and become damaged.
State three nutrients that teenagers need.
- Carbohydrate for energy
- Protein for growth and repair
- Calcium for the formation of strong bones and teeth
- Vitamin D for the absorption of calcium
- Iron for the formation of red blood cells
State two advantages and two disadvantages of convenience food.
Advantages:
- Does not require much time or effort
- Longer shelf life than fresh food
- Less food wastage compared to fresh food.
Disadvantages:
- May be more expensive compared to fresh food
- Texture of convenience food may be different
- May have decreased nutritive value
State the difference between high biological value protein and low biological value protein.
High biological value protein are well absorbed by the body and are usually from animal sources
while
Low biological value protein are not well absorbed by the body and are usually from plant sources.
Name all the different types of cereals.
Barley, Rice, Oats, Wheat, Corn
State three possible causes of heart disease.
- Obesity, hypertension
- Physical inactivity
- Diet high in cholesterol and saturated fats
Suggest four ways of reducing fat intake in the diet.
- Choose low fat products.
- Use healthier cooking method: Choose grilling instead of deep-frying.
- Remove chicken skin and visible fat from meat.
- Choose lean cuts of meat instead of process meat.
State four personal hygiene rules to follow when preparing food.
- Wash hands before handling food.
- Keep fingernails short and clean.
- Wear a clean apron.
- Tie up long hair or wear a scarf.
- Cover any cuts with a clean plaster and wear gloves before preparing food.