Biology Unit 1 0.0 / 5 ? BiologyUnit 1GCSEOCR Created by: hollyjordanCreated on: 22-05-16 11:26 What is the definition of fitness? The ability to do physical activity 1 of 27 What is the definition of health? Being free from disease cause by bacteria and viruses 2 of 27 How is blood pressure measured? In millimeters of mercury (mmHg) 3 of 27 What is heart disease caused by? Restricted blood flow to the heart muscle 4 of 27 What are the two ways that blood pressure is meaused? Systolic pressure and Diastolic pressure 5 of 27 What are the correct chemicals you need for a balanced diet? Fats, Carbohydrates and Proteins 6 of 27 What do proteins contain? Amino acids 7 of 27 what are first-class proteins? Meats and fish 8 of 27 What are second -class proteins? Plants 9 of 27 Where are fats stored? They are stored under the skin and around organs 10 of 27 How can you reduce the risk of lung cancer? Not smoking 11 of 27 How can you reduce the risk of skin cancer? Using suncream 12 of 27 What do white blood cell produce? Antibodies 13 of 27 What are light rays refracted by? The Cornea and lens 14 of 27 What causes Red-green colour blindness? Lack of specialist cells in the retina 15 of 27 What does the retina do? It contain light receptors that help you see different colours 16 of 27 What do nerve impulses pass along? The Axon 17 of 27 What is Binocular Vision? Binocular vision judges distance by comparing two images from each eye, the more different they are the further away the object. 18 of 27 Name some depressants. Alcohol, solvents and temazepam. 19 of 27 Name painkillers. Paracetomol and asprin 20 of 27 Name stimulants. Nicotine, MDMA and caffine 21 of 27 What increase when drinking alcohol? The time taken to react which increase the amount of accidents. 22 of 27 Why does the liver get damaged when drinking alcohol? It gets damaged because it is breaking down toxic chemicals 23 of 27 What is the optimum temperature for enzymes? 37 degrees 24 of 27 What dies insulin do? It controls the levels of blood sugar 25 of 27 What is type 1 diabetes? Caused by the pancreas not producing any insulin so you need an dose of it instead 26 of 27 What is type 2 diabetes? Caused by either the body producing to little insulin or the body not reacting to it. 27 of 27
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