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Title: BIOLOGY B1.1 KEEPING HEALTHY
Description: This PDF covers a range of topics, all listed under 'Keeping Healthy'. Ideal for GCSE level but useful for anyone, these notes have colour-coded summarised explanations of the following subtopics: BMI, food groups, fats, cholesterol, salts, metabolic rate, nutrition and obesity.
Description: This PDF covers a range of topics, all listed under 'Keeping Healthy'. Ideal for GCSE level but useful for anyone, these notes have colour-coded summarised explanations of the following subtopics: BMI, food groups, fats, cholesterol, salts, metabolic rate, nutrition and obesity.
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Food Groups
BMI
‐ BMI stands for Body Mass Index
‐ Fibre / roughage
‐ BMI gives a measurement of your
‐ Vitamins
weight in proportion to your height
‐ Protein
‐ The ideal BMI for a healthy person is
‐ Minerals
around 25
‐ Water
‐ mass in kg
Fats
2
‐ Fats
(height in m)
‐ Carbohydrates (starch and sugars)
‐ Factors that affect the BMI are food,
‐ Saturated fats are found in animal‐
exercise and genes
based products such as meats,
dairies and eggs; as well as palm and
coconut oils
A balanced
‐ Monounsaturated fats are found in
diet
olives, nuts, avocados and oils
Obesity
‐ Polyunsaturated fats are found in
sesame, corn and soybean oils
mostly
‐ A balanced diet is a diet with the
‐ From the healthiest to the least correct proportions of all of the food
‐ People can become overweight or
healthy: polyunsaturated,
types
even obese if they eat too much and monounsaturated, saturated
‐ The two energy food types are
eat too much of the wrong food
carbohydrates and fats
‐ Lack of exercise or an unbalanced
‐ If your energy food intake and your
diet are both factors that contribute
energy output are not balanced, you
to obesity
may become overweight or
‐ It is also possible that you become
underweight
overweight partially because of genes
inherited from your parents
...
respiration)
‐ If your chemical reactions happen
quickly, you will have a high metabolic
rate
Title: BIOLOGY B1.1 KEEPING HEALTHY
Description: This PDF covers a range of topics, all listed under 'Keeping Healthy'. Ideal for GCSE level but useful for anyone, these notes have colour-coded summarised explanations of the following subtopics: BMI, food groups, fats, cholesterol, salts, metabolic rate, nutrition and obesity.
Description: This PDF covers a range of topics, all listed under 'Keeping Healthy'. Ideal for GCSE level but useful for anyone, these notes have colour-coded summarised explanations of the following subtopics: BMI, food groups, fats, cholesterol, salts, metabolic rate, nutrition and obesity.