Biology B1 1.1 Diet and Exercise

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What does a balanced diet include?
Everything needed to keep the body healthy.
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Why do different people need different amounts of energy?
Because the metabolic rate varies from person to person.
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What happens if the energy (food) taken in is less than the energy used?
The person will lose mass.
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What happens if you exercise more?
You will need more food.
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What does the term 'metabolic rate' refer to?
The chemical reactions in cells.
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What is carbohydrate, fat and protein used by the body for?
To release energy and to build cells.
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What are mineral ions and vitamins needed for?
To keep the body healthy.
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What would happen if a person's diet is unbalanced?
A person can become malnourished.
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What does exercise increase?
Metabolic rate, which means that the chemical reactions in cells work faster.
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What can physically affect the metabolic rate of an individual?
The proportion of muscle to fat in the body and inherited factors.
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What happens to your body if you take in too much energy or too few vitamins?
You become malnourished. Too much energy - gain weight; too few vitamins - develop deficiency disease.
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What is the eatwell plate?
A guide which reflects the proportion of each food group required within a healthy diet.
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Other cards in this set

Card 2

Front

Why do different people need different amounts of energy?

Back

Because the metabolic rate varies from person to person.

Card 3

Front

What happens if the energy (food) taken in is less than the energy used?

Back

Preview of the front of card 3

Card 4

Front

What happens if you exercise more?

Back

Preview of the front of card 4

Card 5

Front

What does the term 'metabolic rate' refer to?

Back

Preview of the front of card 5
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