OCR A Level Biology Revision If you are looking to pass your OCR A Level Biology exams, our comprehensive revision notes, exam booklets and past papers are the perfect, easy-to-follow revision tools you need to get the best grade possible. Is the upper part of the descending limb of the loop of Henle permeable to water? What is the cycle that turns ammonia into urea? Then in the liver they are deaminated by removing the amine groups and forming ammonia. A-Level Science Articles The following articles will help to explain and deepen your understanding and knowledge of topics linked to this module. AS Papers 1 & 2 This Lesson Element supports OCR AS and A Level Biology A (H020/H420) and Biology B (Advancing Biology) (H022/H422). Which enzyme is contained by hepatocytes to breakdown hydrogen peroxide? AQA OCR … OCR A level Biology – Answers to Student Book 2 questions MODULE 5 Communication, homeostasis and energy 5.2.3 Liver function (page 29) 1. It is involved in a number of different processes from detoxification to protein synthesis to blood glucose control. Control of Blood Glucose . This answer shows good understanding, giving the sequence of events clearly and concisely. 4 OCR Advanced GCE Biology Understanding the Assessment: Exams preparation for AS/A Level Biology A H420, H020 and Biology B H422, H022 (Twilight Summary Webinar) CPD course • Online webinar • FREE • AS and A Level Biology A - H020, H420, AS and A Level Biology B (Advancing Biology) - H022, H422. Exam questions organised by topic, past papers and mark schemes for the NEW OCR A Level Biology. Where does the loop of Henle descend into? In the first stage of the ornithine cycle, what is removed? How much blood goes to the liver via the hepatic portal vein? minamae. Multiple Choice Questions (MCQ) topic quiz. Which hormone affects the permeability of the walls of the DCT and the collecting duct? A Level Biology Revision for AQA, OCR or Edexcel. PLAY. Avoid abiotic (non-living) stress. Question Paper. Communication and Homeostasis. Question Answer. Biology revision resource made by teachers. Liver and Excretion Questions and Glucose Homeostasis - question pack, Please like and share (and click on a advert to help with the hosting costs !). Where else, apart from the hepatic artery, supplies blood to the liver? AS AND A LEVEL BIOLOGY Switching from OCR to Edexcel Biology A (Salters-Nuffield) This document is designed to help you compare the existing 2008 OCR Biology specification (H421) with the new 2015 Edexcel Biology A (Salters-Nuffield) specification. Which tissue has a high sodium and chloride concentration? In-depth Knowledge Of OCR A, AQA. What is created when the amine group is removed from an amino acid? A set of quiz questions based on everything you need to know about the kidney and liver. 6 Jun 2017. Obtain more light, water and minerals. Content has been sourced using the Fullick book. OCR A-Level Biology - The Liver & Excretion 23 Terms. 2.1 is a photomicrograph through the centre of a lobule of a mammalian liver. OCR Biology A A2: Kidney and Liver Quiz Questions. Biology Advanced GCE Unit F214: Communication, Homeostasis & Energy . The blood in this vein carries lots of products from digestion for example; glucose, amino acids, lipids, cholesterol, plasma proteins, urea, carbon dioxide. What is the waste product of cellular respiration? What is the process of removing an amine group from an amino acid? What is the measure of the volume of blood filtered through the kidneys in a given time? New Feature in light of the COVID-19 epidemic: Show your teacher how much progress you have made and justify a better estimated grade with a Love Biology Certificate of Achievement. Date: 08 Dec 2020 4pm-5:30pm Match. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. OCR A Level Biology: Hormonal Communication 59 Terms. AS A set of quiz questions based on everything you need to know about the kidney and liver. These instructions cover the learner activity section which can be found on page 13. a) The diagram below shows the structure of the liver A-level OCR biology past papers. Bethany_Evershed; Subjects. The Liver The liver is a vital organ found in all vertebrates. Plant and Animal Responses - OCR A-Level Biology 47 Terms. Home AS > > A2 > > Useful Links Tutoring AQA Module 2: Excretion. What is the name of the macrophages in the liver? Cell … What is the waste product from the breakdown of haemoglobin? Chapter 2 Answers (PDF) Chapter 3 Answers (PDF) Chapter 4 Answers (PDF) Chapter 5 Answers (PDF) Chapter 6 Answers (PDF) Multiple Choice Questions (MCQ) topic quiz. A Level Biology for OCR A Student Book Answers. Flashcards. (a) The table below contains statements about the root cells of an onion. Functions of the Liver: control of: blood glucose levels, amino acid levels, lipid levels synthesis of: red blood cells in the fetus, bile, plasma proteins, cholesterol storage of: vitamins A, […] Exam Questions by Topic: Liver and Kidney Exam Questions ... Liver and Kidney Exam Questions: File Size: 1891 kb: File Type: rtf: Download File. OCR A Level Biology Steps to success: Your reliable companion. • You are … • The number of marks for each question is given in brackets [ ] at the end of each question or part question. The liver is supplied with blood flowing in from the hepatic artery (bringing oxygen) and the hepatic portal vein (bringing blood from the gut). 1 The onion plant, Allium cepa, is grown as a food crop around the world. Plant Responses explain why plants need to respond to their environment in terms of the need to avoid predation and abiotic stress Like animals, plants must also need to respond to external stimuli. The document gives an overview, at the topic level, of where the material Liver and Excretion Questions and Glucose Homeostasis, A-level Biology Questions by topic : Spirometer and Lung Volume Questions, A-level Biology Questions by topic: Magnification Calculations and Graticules, A-level Biology: Practical and Experimental Design - Top Tips and Question Pack, Kidney Diseases, Dialysis and Transplant Questions - Questions by Topic, Answering Questions with lots of Maths in Biology - Data Analysis Questions in the new OCR Biology A Specification - updated Feb 2018 with the latest handbook, Some of the Questions asked last year at UK Medical School admissions Interviews, Understanding Aerobic Respiration - Powerpoints, Animations, lots of exam questions and answers, How to Answer Hardy-Weinberg Questions - A-level Biology - with question pack, How to approach and answer A-level Biology Questions that need you to Analyse Figures, Tables and Images - lots of example past paper questions, ← Homeostasis - Glucose and Temperature - Question Pack, Videos, Powerpoints, OCR A Level Biology A H420/01 Biological processes Sample Question Paper - as an online quiz →. Languages. Spell. What are the extensions of the podocytes called? Created by. Liver and Kidney Markschemes: File Size: 42 kb: File Type: rtf: OCR (A) A-Level Biology Revision For each of the papers below, there are revision notes, summary sheets, questions from past exam papers separated by topic and other worksheets. ← Homeostasis - Glucose and Temperature - Question Pack, Videos, Powerpoints OCR A Level Biology A H420/01 Biological processes Sample Question Paper - … What is the main thing excreted in your urine? AQA OCR Edexcel. The liver has two veins; the hepatic portal vein taking blood from the small intestine to the liver and the hepatic vein taking blood from the liver back towards the heart. Write. In the third stage of the ornithine cycle, what is removed? Level. “Tom made a big difference to my results and my Biology, and I hope he has the chance to do the same for many more - Lukas (Eton College)” Current A level Biology teacher 23 years of teaching just A level Biology Lots of experience with OCR A, AQA, Eduqas, CIE and Pre-U … What is the process of converting one amino acid to another called? Maximise photosynthesis. These instructions cover the learner activity section which can be found on page 11. OCR A2 Biology Unit F214 Excretion Module 4.4.1 The Liver & Excretion 4.4.2 Functions of the Liver 4.4.3 The Kidney & Excretion 4.4.4 Water Regulation 4.4.5 Kidney Failure & Detecting Hormones Contains a PowerPoint lesson plan, corresponding student notes, exam question and mark scheme for each lesson References to the 'Heinemann Textbook' is the Longman, Heinemann OCR A2 Biology … Click below to view the answers to summary questions in the A Level Biology A for OCR Student Book. Does the absorption rate in the PCT change depending on the level of water in the body? • You may use an electronic calculator. What is the basement membrane made out of? The structure of the liver is adapted to allow it to carry out its functions efficiently. Model Answers. Mark Scheme. The kidney is currently on the GCSE syllabus but will only be studied by students taking 3 science options. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. Which arteriole does blood travel in to reach the nephrons? MRS JONES A-LEVEL BIOLOGY. This is then converted into urea by the ornithine cycle. The Liver . Ensure germination in suitable […] Learn. These molecules contain energy. Content has been sourced using the Fullick book. tflanagan22. 1. It has the Hepatic Portal Vein which is unusual because it is a blood vessel with capillaries on both ends and it carries blood from the digestive system to the liver. 2. This Lesson Element supports OCR AS and A Level Biology A (H020, H420) and Biology B (Advancing Biology) (H022, H422). Arts and Humanities. Cell Structure - Multiple Choice. In the second stage of the ornithine cycle, what is removed? Biology Advanced GCE A2 7881 Advanced Subsidiary GCE AS 3881 ... established by the University of Cambridge Local Examinations Syndicate and the RSA Examinations Board in January 1998. How much of the water is reabsorbed in the PCT? The body understands how special the liver is for it has its own quirks. Excretion (a) define the term excretion Excretion – the removal of metabolic waste from the body, of by-products or unwanted substances from normal cell processes. Can hepatocytes convert glucose into glycogen? You could use them to build a mindmap, make a key word glossary or simply annotate them so you understand them in your own way. OCR qualifications ... cells / liver / muscle (results in low blood glucose) or idea that • You will be awarded marks for the quality of written communication where this is indicated in the question. Fig. This is important to: Avoid predation. Where are the Bowman's capsule, the PCT and the DCT located? Edexcel, Pre-U and IB HIgher. Cells. What is the waste product from the breakdown of excess amino acids? Can the permeability of the walls of the DCT and the collecting duct be changed? Exam Questions by Topic (AQA) Maths For A Level Biology Questions and Tips. What is the name of the process that the liver carries out to render toxins harmless? Past Papers. What is the name of the space in which the blood from the hepatic artery and the hepatic portal vein mix? rhian845. All your digested glucose and of course toxic substances like alcohol first filter through the liver before being set out into the wild i.e. 2 OCR 2018 Answer all the questions. What is the disease that causes normal liver tissue to be replaced with fibrous scar tissue. Biology A Unit H420A/01: ... Mark Scheme for June 2017. B This is a highly detailed, engaging and fully-resourced lesson that covers the detail of the 2nd part of specification point 5.1.2 (b) of the OCR A-level Biology A specification which states that students should be able to demonstrate and apply an understanding of the functions of the mammalian liver. When you are ready - take our A level challenge - 50 questions from across the AS, A2 or combined specifications! Find A Level Biology past papers, worksheets and revision materials on Maths Made Easy. Foundations in Biology. This means you may be delivering to classes in which some students have a good basic understanding of kidney function, and of dialysis and kidney transplants, and others who have not covered these topics. Where does urine collect before passing out of the ureter? Question 1. In respiration, to release energy for metabolic processe s. To build larger molecules, such as glycoproteins. Lilia_Amalia. STUDY. Terms in this set (52) ADH. In which limb of the loop of Henle does active transport take place? Gravity. Test. Which part of the loop of Henle is impermeable to water? Released into blood to raise blood glucose concentration. How much glycogen is stored in the liver (approximately)? Current teacher with 24 Years Of Experience of Teaching Just A-Level Biology. Instructions and answers for teachers. Which enzyme breaks down ethanol into ethanal? Cell Structure 1. Search Menu Experimental, Graphical and Tabular Questions. Which part of the nephron enacts the first step of ultrafiltration? What is the name of the space where bile is secreted into before the bile ductules? Where is bile taken after it is secreted in the liver? Instructions and answers for teachers.