AQA Core Biology : Diet and exercise

Question	Answer
What causes malnutrition?	An imbalanced diet with a lack of vitamins and minerals
Why do people who exercise need more food?	The food supplies energy to their muscles as they work out
What is your metabolic rate?	The rate at which chemical reactions take place in the cells of your body
Why is fat sometimes useful?	1. It is used to cushion your internal organs 2.. Act as an energy store for when you don't feel like eating
What are obese people more likely to suffer from?	Arthritis, diabetes, high blood pressure and heart disease
In what ways can you lose weight?	1. Reduce the amount of energy taken in by cutting back on the food intake 2. Increase the amount of energy used by exercising
What does 'LDL' stand for and what is it ?	Low-density lipoprotein, known as the 'bad' cholesterol, and raised levels of LDL increase chances of heart problems
What does 'HDL' stand for and what is it?	High-density lipoprotein known as the 'good' cholesterol, which reduces the chances of heart disease

Resource summary

	Created by Tobi Lawal about 10 years ago