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Students answer all questions in the provided spaces, complete rough working in the booklet, and present clear, structured responses. The paper includes heart and coronary heart disease questions based on labeled diagrams and UK percentage data, plus an investigation on catalase activity using hydrogen peroxide, with measurements of foam height at different temperatures and interpretation of results, including repeatability, anomaly identification, trends, denaturation temperature, and improving precision.",{"@graph":69,"@context":116},[70,84,99],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/gcse-biology-foundation-tier-paper-1f-specimen-2018/207410/",{"url":83,"name":65,"@type":85,"author":86,"headline":65,"publisher":89,"fileFormat":92,"inLanguage":63,"description":67,"dateModified":93,"datePublished":93,"encodingFormat":92,"isAccessibleForFree":94,"interactionStatistic":95},"DigitalDocument",{"name":87,"@type":88},"Sage","Person",{"url":74,"name":90,"@type":91},"DocShare","Organization","application/pdf","2026-09-05",true,{"@type":96,"interactionType":97,"userInteractionCount":4},"InteractionCounter",{"@type":98},"ViewAction",{"@type":100,"mainEntity":101},"FAQPage",[102,108,112],{"name":103,"@type":104,"acceptedAnswer":105},"How should answers be presented on this GCSE Biology paper?","Question",{"text":106,"@type":107},"Answers must be written clearly in block capitals in the spaces provided. Rough work should be done in the book, with any unwanted work crossed through.","Answer",{"name":109,"@type":104,"acceptedAnswer":110},"What data and calculations are required in Question 1?",{"text":111,"@type":107},"Students answer diagram-based questions about the heart and coronary arteries, then use Figure 3 percentages to calculate the difference between male and female adults aged 65+ with coronary heart disease and select the correct conclusion.",{"name":113,"@type":104,"acceptedAnswer":114},"How is catalase activity investigated in Question 2?",{"text":115,"@type":107},"A method using hydrogen peroxide solution and catalase solution is carried out at 20°C, with foam height measured as oxygen bubbles rise. Results in Table 1 are used to answer questions about repeatability, anomalies, reaction trends, denaturation, and how to improve the precision of the optimum temperature.","https://schema.org",{"og:url":83,"og:type":118,"og:title":65,"og:site_name":90,"og:description":67},"article",{"robots":120,"canonical":83},"index,follow",{"doc_id":122,"site_id":62},207410,1788599474,{"code":4,"msg":5,"data":125},{"doc_id":122,"user_id":126,"nickname":87,"user_avatar":127,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":128,"file_id":129,"file_url":130,"file_type":131,"file_size":132,"view_count":4,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":36,"language":133,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":134,"faqs":135,"seo_title":136,"seo_description":67,"update_tm":123,"read_time":137},687197207057,"https://ap-avatar.wpscdn.com/davatar_29158cc5080c5b710cf443261637dec0","SPECIMEN MATERIAL  \nGCSE BIOLOGY  \nFoundation Tier Paper 1F  \nF  \nSpecimen 2018 Time allowed: 1 hour 45 minutes  \nMaterials  \nFor this paper you must have:  \n• a ruler  \n• a calculator.  \nInstructions  \n• Answer all questions in the spaces provided.  \n• Do all rough work in this book. Cross through any work you do not want to be marked.  \nInformation  \n• There are 100 marks available on this paper.  \n• The marks for questions are shown in brackets.  \n• You are expected to use a calculator where appropriate.  \n• You are reminded of the need for good English and clear presentation in your answers.  \n• When answering questions 02.7, 10.4 and 11.2 you need to make sure that your answer:‒ is clear, logical, sensibly structured  \n‒ fully meets the requirements of the question  \n‒ shows that each separate point or step supports the overall answer.  \nAdvice  \nIn all calculations, show clearly how you work out your answer.  \n\n| Please write clearly, in block capitals. |  |  |  |  |\n| --- | --- | --- | --- | --- |\n| Centre number |  | | Candidate number | |\n| Surname | |  |  |  |\n| Forename(s)  Candidate signature   |  |  |  |  |\n\n0  1 Figure 1 shows a diagram of the human heart.  \nFigure 1  \n0  1 . 1 What part of the heart is labelled A?  \n[1 mark]  \nTick one box.  \nAorta  \nAtrium  \nValve  \nVentricle  \n0  1 . 2 Where does the pulmonary artery take blood to?  \n[1 mark]  \nTick one box.  \nBrain  \nLiver  \nLungs  \nStomach  \n0  1 . 3 Circle a valve on Figure 1.  \n[1 mark]  \nQuestion 1 continues on the next page  \nThe coronary arteries supply blood to the heart.  \nFigure 2 shows two coronary arteries.  \nFigure 2  \n0  1 . 4 Describe two ways the healthy artery is different from the artery affected by coronary heart disease.  \n[2 marks]  \n1    \n2  \n0  1 . 5 What can be used to treat people with coronary heart disease?  \n[2 marks]  \nTick two boxes.  \nAntibiotics  \nHormones  \nStatins  \nStent  \nVaccination  \n0  1 . 6 Suggest two risk factors for coronary heart disease.  \n[2 marks]  \n1    \n2  \nQuestion 1 continues on the next page  \nFigure 3 shows the percentages of adults in the UK who have coronary heart disease.  \nFigure 3  \n0  1 . 7 Calculate the difference in the percentage of male and female adults  \naged 65 and over who have coronary heart disease.  \n[1 mark]  \n  %  \n0  1 . 8 Which is the correct conclusion for the data in Figure 3?  \n[1 mark]  \nTick one box.  \nChildren do not suffer from coronary heart disease   \nMore males suffer from coronary heart disease than females   \nMore younger people suffer from coronary heart disease than older people   \nTurn over for the next question  \n0  2 Catalase is an enzyme.  \nCatalase controls the following reaction:  \nA student did an investigation on catalase activity. This is the method used.  \n1. Put 1 cm3 hydrogen peroxide solution in a test tube.  \n2. Add 1 cm3 of catalase solution.  \n• Bubbles of oxygen are produced.  \n• Bubbles cause foam to rise up the tube.  \n3. Measure the maximum height of the foam.  \nFigure 4 shows the experiment.  \nFigure 4  \nThe experiment is carried out at 20 °C.  \nTable 1 shows some results from the investigation.  \nTable 1  \n\n| Temperature in °C | Maximum height of foam in cm |  |  |  |\n| --- | --- | --- | --- | --- |\n|  | Test 1 | Test 2 | Test 3 | Mean |\n| 10 | 1.3 | 1.1 | 0.9 | 1.1 |\n| 20 | 0.0 | 3.3 | 3.1 | 3.2 |\n| 30 | 5.2 | 5.0 | 5.3 | 5.2 |\n| 40 | 4.2 | 3.5 | 4.4 | 4.0 |\n| 50 | 2.1 | 1.9 | 2.3 | 2.1 |\n| 60 | 0.0 | 0.0 | 0.0 | 0.0 |\n\n0  2 . 1 Why did the student carry out the experiment three times at each temperature?  \n[1 mark]  \nTick one box.  \nTo make the experiment more accurate To prove the experiment was correct To show the experiment was more repeatable  \n0  2 . 2 The student thought one result was an anomaly.  \nCircle the anomaly in Table 1.  \n[1 mark]  \n0  2 . 3 What did the student do with the anomalous result?  \n[1 mark]  \nQuestion 2 continues on the next page  \n0  2  .  4  Look at Table 1 on page 9.  \nWhat conclusion can be made as the temperature incr","cbCairINKNvGVGDG","https://ap.wps.com/l/cbCairINKNvGVGDG","pdf",507524,"English","# Instructions and information\n## Required equipment and marking guidance\n# Question 1: Heart and coronary heart disease\n## Labeled heart structure\n## Pulmonary artery destination\n## Identifying a valve on the diagram\n## Differences between healthy and diseased arteries\n## Treatments and risk factors\n## Calculating and concluding from gender/age percentages\n# Question 2: Catalase investigation\n## Method description and experiment figure\n## Table 1 results interpretation\n## Repeat trials, anomalies, and conclusions by temperature\n## Denaturation temperature and improving precision","[{\"question\":\"How should answers be presented on this GCSE Biology paper?\",\"answer\":\"Answers must be written clearly in block capitals in the spaces provided. Rough work should be done in the book, with any unwanted work crossed through.\"},{\"question\":\"What data and calculations are required in Question 1?\",\"answer\":\"Students answer diagram-based questions about the heart and coronary arteries, then use Figure 3 percentages to calculate the difference between male and female adults aged 65+ with coronary heart disease and select the correct conclusion.\"},{\"question\":\"How is catalase activity investigated in Question 2?\",\"answer\":\"A method using hydrogen peroxide solution and catalase solution is carried out at 20°C, with foam height measured as oxygen bubbles rise. Results in Table 1 are used to answer questions about repeatability, anomalies, reaction trends, denaturation, and how to improve the precision of the optimum temperature.\"}]","GCSE BIOLOGY - Foundation Tier Paper 1F - Specimen 2018 | PDF",101]