Ib biology paper 2 sl

 

Online Help – Contact our experts for your doubt clarifying sessions. 1 / 117. IBMYP Biology. [6] b. (c) The lung tumour in the light micrograph was slow-growing. Predict with a reason what would have Plant spacing (16, 20 and 25 cm between plants) was combined with three nitrogen addition rates of 30, 35 and 40 grams per square metre (gm -2) in separate test plots of area 1. IBMYP Biology Sample Paper 3. (a) Identify the structure labelled I. In plants, oxygen can be thought of as a waste product of photosynthesis. Biology IB past papers 2023 HL May session PDF and use it for your revision. hydrogen bonds form between cellulose chains . Molecular oxygen in the atmosphere. Moderation of Temperature (caused by the very high specific heat of H20) 3. A markscheme often has more marking points than the total allows. Model Answers. 2. Section A. For a technical breakdown of the DP curriculum and assessment methods for this course, read the biology subject brief (SL & HL) (PDF, 333 KB). facilitates further decomposition . Abdominal cramps, nausea, vomiting, diarrhoea, headache, low blood pressure, skin problems and fever. The IB Biology SL (Standard Level) 2024 Questionbank is a great source of practice questions, coming from the entire syllabus! Each question comes with a clear markscheme and solution video, with an experienced IB teacher going through the question step-by-step. . Struggling with the Data-Based Questions? In this video we go through how to answer the 5 most common types of questions that come up in the challenging data Term. cells in L. Topic 2. Chapter 3 -->Genetics. purpureus. Side effects. 75 20 Paper 2 Data-based, short answer and extended response questions 1. Material covers all core and HL material (no exclusively “option” material”) BRING A CALCULATOR AND A RULER!!!!! Section A – This is the Data Base and Short Answer Section. The external assessment of biology consists of three written papers. com. Naomi especially enjoys creating resources that enable students to build a solid understanding of subject content, while also connecting their knowledge with biology’s exciting, real-world applications. Amoxicillin. 3 Proteins for the DP IB Biology: SL syllabus, written by the Biology experts at Save My Exams. Amino acids can be linked together in any sequence giving a huge range of possible polypeptides. Terms and conditions. Tips for Paper 2: unbranched/straight-chain polysaccharide . First one 6, cause it talked about translation and me and my friend where literally discussing it before the exam. = Available in language indicated, = Available in English only. Alternatively, Revision Village also has an extensive library of Biology SL Practice Exams Write your session number in the boxes above. mitosis or meiosis. Section B: Choice of two out of three extended response questions on core and AHL material. d. Paper 2 (HL only): Structured questions, data-based questions, and short answer questions on the core and additional topics. Biology International Baccalaureate past questions Standard Level and Higher Level. Tool 1: Experimental Techniques. helps control spread of disease . The light micrograph shows tumour tissue from a patient’s lung. The origin of cells. IB Biology SL (Standard level)- 2024 – Practice Questions- All Topics. Where does the oxygen come from? The photolysis of water. This is intentional. 6. Paper 2 contains short-answer and extended-response questions on the core (and Additional Higher Level (AHL) material Terms and conditions. L. -The Solvent of Life. The Biology SL Questionbank is perfect for revising a particular topic or concept, in-depth. Chapter 5 -->Evolution. 1 Enzymes for the DP IB Biology: SL syllabus, written by the Biology experts at Save My Exams. are heterotrophic . au. Material in this product may be used in accordance with the following terms and conditions. ponticum forms large thickets and outcompetes native plants such as bryophytes, other woody plants and The questions on paper 2 test assessment objectives 1, 2 and 3. 1, 4 linkage . Originally introduced from Spain as a decorative plant for gardens, R. (b) Suggest one difference between tissue taken from a lung cancer tumour and normal lung tissue that might be seen in micrographs. any other reasonable explanation of land use change that would lead to decreased rate of carbon flow to atmosphere . This method of replicating DNA is known as semi-conservative replication because half of the original DNA molecule is kept ( conserved) in each of the two new DNA molecules. (d) Suggest why the two labelled mitochondria are different shapes in the micrograph. It awards 10 marks at the SL level and 12 at the HL. More DP Biology SL Paper 2 Questions. The splitting of carbon dioxide. contribute to the supply of «inorganic» nutrients for autotrophs/nutrient cycling. Revision notes for the DP IB Biology: SL syllabus, written by the Biology experts at Save My Exams. only (approximately) 10% of energy is passed to the next trophic level . 4 Gas Exchange. , a) draw a labelled diagram of the human adult male reproductive system. The three papers breakdown as follows; Paper 1 multiple-choice questions (MCQs), Paper 2 short answer questions (SAQs) with an extended response (ERQs), and Paper 3 Lab/data based section and option topic SAQs. DP IB Biology: SL. With great tips for IB success and complete example answers, you'll be on your way toward earning the marks you deserve. Paper 2. The source of nitrogen used in the study was urea (CH 4 N 2 O). Exam Style questions – Paper 4. 1 Evolution for the DP IB Biology: SL syllabus, written by the Biology experts at Save My Exams. (iii) Compare and contrast the cumulative increase in mass of the three groups of colonies The flasks were left in the school laboratory and observed after one week. Antibiotic. Section B focuses on the IB Biology Option topics. increase in land covered by forests/plants / forests recovering from historical forestry. SL Folder (10 past paper exams + MS) HL Folder (10 past paper exams + MS) Question 1d. Emergent Properties of H2O. Subject Details: Biology SL Paper 2 Markscheme Mark Allocation Candidates are required to answer ALL questions in Section A [30 marks] and ONE question in Section B [20 marks]. IBMYP Mock Papers. purpureus have 24 chromosomes. He has also examined Biology for one of the leading UK exam boards. b. Other growing conditions were kept constant, to determine the optimal combination of spacing and Hard. 6 - Hormones, Homeostasis and Reproduction MS1. = Available in English only. Here you can find both the notes and lab reports for the whole IB biology programme. cell respiration required to generate heat (lost to environment) to maintain body temperature . The amino acid sequence of polypeptides is coded for by genes. 6 Hormones, Homeostasis & Reproduction. Floating of Ice in Water (comes from the density of ice versus the density of water) 4. Papers 1 and 2 will cover a large breadth of the specification. IB biology Notes. IB DP Biology Topic 2: Molecular biology 2. It is a highly effective guide specifically customised for IB Biology revision. -Insulation of Large Bodies of Water. 7 DNA replication, transcription and translation. (a) Outline the sequence of events that occurs during mitosis. Question 1a. Water as a Solvent (comes from the polar nature of water and allows it dissolve other substances) Explain the light energy is converted to chemical energy (in carbon compounds/sugars) by photosynthesis . 1a 1 mark. Microorganisms died in flask F due to high temperatures. SL. Translation elongation Keep bringing and linking together amino acids = making the protein longer As long as there are codons in the mRNA. Chapter 4 -->Ecology. (c) Outline the function of the mitochondria in the cell. The IB World School user is entitled to print and make copies of selected files or extracts for teaching, assessment or study purposes provided that all copies acknowledge the International Baccalaureate Organization (known as the IB) as the source. against the spontaneous generation theory? A. The external assessment for IB Biology consists of two main components: Paper 1 (SL/HL): Multiple-choice questions covering the core topics. All my nerdy friends and I used to spend hours of our time summarising and making notes from chapters in the Oxford Bio textbook. IBMYP Biology Sample Paper 1. Topic 4 Ecology. 1 Digestion & Absorption. The use of approved calculators is permitted. Geography specimen papers and markschemes (first exams 2019) [7. Tetracycline. 1. IB chemistry past paper solution IB Chemistry Paper 1 solution paper 1 step wise solution IB chemistry topic wise solution. The enzyme DNA polymerase synthesises new DNA strands from the two template strands. Amino acids are linked together by condensation to form polypeptides. 7MB] May 29, 2024 · Study with Quizlet and memorize flashcards containing terms like 2010 TZ1 2. The official r/IBO discussion thread for Biology SL paper 2 comments sorted by Best Top New Controversial Q&A Add a Comment Available_Practice_3 • This subreddit encourages questions, constructive feedback, and the sharing of knowledge and resources among IB students, alumni, and teachers. Cell Theory. Jul 4, 2023 · English A paper 2 [197KB] Group 2: Language acquisition: Language B. bioninja. The questions on paper 2 test assessment objectives 1, 2 and 3. IB DP Biology Topic 4: Ecology : 4. Topic 2 Molecular Biology. Some proteins in membranes act as enzymes. Practice Online IB Style Questions for IBDP Biology SL&HL: IB Style Shelving Guide. carbon storage in land decreased as less photosynthesis due to fewer forests/more construction. (b) Explain briefly how materials produced in the structure labelled I are transported to the plasma membrane. -Cohesion. No microorganisms grew in either flask. 5 Neurones & Synapses. energy released as heat (by respiration) . 2 The Blood System. It got me 7s in both paper 1 AND paper 2. This Practice Questions are for IBDP Biology for assessments in May 2024 and November 2024. «uses centres located» in the brain stem/medulla 2 max c. 75 mins. Past Paper IB Draw + Label Questions and Answers - SL. Question Type. SL and HL. Question. Paper 1 MCQ. Outline enzyme-substrate specificity. Revision notes for the SL IB Biology syllabus, written by the Biology experts at Save My Exams. Leaf. Explain reasons that mules cannot reproduce. Award marks to an accurate annotated diagram Do not allow carbohydrate. (b) Bacteria are prokaryotes that sometimes act as pathogens. 6 Questions. Chapter 1 -->Cell Biology. Answer all questions. (i) There are several different types of carbohydrate. Photosynthesis is a form of energy conversion, from light energy to chemical energy, stored in biomass. The dolichos bean (Lablab purpureus) is cultivated as a food crop in tropical countries. (2) Helps Improve Speed and Accuracy: The online IB DP Biology SL Paper 2 practice Questions helps in improving the exam-taking speed and accuracy. Dec 5, 2023 · 0 55,142 1 minute read. Translation initiation Starting the translation of an mRNA Bringing the first amino acid = Methionine. Chapter 2 -->Molecular bio. No microorganisms grew in flask F but many grew in flask G. c. 66 marks. Questions and model answers on 2. IB 2020 Biology Marking Scheme. By filling each cell with either or , complete the table below to compare and contrast anaerobic respiration in yeasts and in humans. They contain 2× more energy per gram than most carbohydrates. Revision notes on 2. Assessment for IBDP Biology is comprised of 3 examinations and an internal assessment (IA). Tool 3: Mathematics. Paper 1 style questions are multiple choice. Exam Style questions – Paper 2. See format here . Statistical Analysis. Weight: 36% of your IB grade. (ii) State the cumulative increase in the mass of control colonies at 7 weeks. My recommendation is that u should try and familiarise yourself with this pattern. Cellular respiration is the controlled release of energy from inorganic compounds. Sample questions Comprehensive IB Maths AI SL & HL Syllabus. I did the one on the leaf and how blood responds to threats to the body- I’m tz1. The International Baccalaureate, formerly known as the International Baccalaureate Organization, is a nonprofit foundation headquartered in Jan 12, 2024 · For examples of how to structure a good biology IA check out these blog posts ( 1- topic ideas, 2- how to get started, 3- format and structure, 4- top 10 mistakes to avoid). (a) Glucose and galactose are examples of monosaccharides. Describe how the body can defend itself against pathogens. example of action of autonomic nervous system eg: the regulation of heart rate b a. 26 votes, 97 comments. Paper one for SL is 45 minutes with 30 MCQs (20% of grade) and HL is 60 minutes with 40 MCQs (20% of grade). Jan 5, 2024 · SL: 30 marksHL: 40 marksSL & HL weightage: 36% for overall Paper 1: AO1, AO2 AO3, Paper 1B: SL & HL: Four data-based questions related to experimental work and the syllabus: SL: 25 marksHL: 35 marksSL & HL weightage: 36% for overall paper 1: AO1, AO2, AO3: Paper 2: SL: Section A—34 marks • Data-based question. You are not allowed to use a calculator. Practise these questions to improve . Tool 2: Technology. M = Markscheme/marking notes. Structured Notes – Notes prepared by Experts for your better understanding and reference. Do not open this examination paper until instructed to do so. In paper 1 there are 30 (at SL) or 40 (at HL) multiple-choice questions. controls involuntary processes in the body b. Our expert IB teachers & examiners have written revision notes, practice questions & tips for your IB exams, to help you get the best grades possible. They test breadth of knowledge and and biological skills. 2 II: ectoderm b brain 2 spinal cord c spina bifida 1 5. The maximum mark for each question subpart is indicated in the “Total Terms and conditions. Maximum total = 50 marks. These topics are essential for developing a comprehensive understanding of biology. Section A: Data-based question, short-answer and extended-response questions on core and AHL material. Practice Paper 3. Note that the subreddit is not run by the International Baccalaureate. Topic 6 Human Physiology. (b) Describe the processes that occur in the nucleus of a cell during interphase. Standard level. Paper 1 30 multiple-choice questions 0. Topic 5 Evolution and Biodiversity. It does this by catalysing condensation reactions between the deoxyribose sugar and Three steps of translation (HL only) Translation comprises three steps1. Biology International Baccalaureate past questions Standard Level and Higher Level plus Marking Scheme. Draw a labelled diagram to show the molecular structure of a membrane. 4. «detritivores» obtain nutrition from detritus/waste/dead bodies . IBMYP. Energy is stored within the bonds of these organic compounds. Revision Notes Topic Questions Practice Paper Questions. Biology SL : Paper 2 Solutions 2022 May 22 P2 TZ1 May 22 P2 TZ2 Nov 22 P1 TZ0NA 2021 May 21 P2 TZ1 May 21 P2 TZ2 Nov 21 P2 TZ0 2020 NA NA Nov 20 P2 TZ0 2019 May 19 P2 TZ1 May 19 P2 TZ2 Nov 19 P2 TZ0 2018 May 18 […] IB Biology SL - 2025 - Past Papers. (ii) Outline the law of independent assortment. 3 Defence Against Infectious Disease. State one other example of a monosaccharide. The micrograph shows a plant cell of Lilium grandiflorum during meiosis. (b) The equation below shows the production of glucose and galactose from lactose. Abdominal cramps, back and leg pains, bloating, blood in urine, chest pains. IBMYP Biology Sample Paper Bundle. HL. The IB Biology SL Questionbank is designed to help IB students practice Biology SL exam style questions in a specific topic or concept. 8 Cell respiration Question Bank SL Paper 2 - Prepared by IB DP Biology subject Matter Experts Jun 10, 2024 · The IB Biology syllabus covers a broad range of topics related to the study of living organisms. Maximum total = 50 marks . Membrane structure and transport. Within each video, an experienced IB teacher will guide you through the solution, step-by-step. (c) Explain how the presence of a Y chromosome in the cells of a human embryo Mar 9, 2021 · Don't worry, we've got you covered. The International Baccalaureate, formerly known as the International Baccalaureate Organization, is a nonprofit foundation headquartered in Geneva, Switzerland Model Answers. A mule was born at the University of Idaho in the USA with 64 chromosomes. Paper titles in blue denote a link to the relevant listening comprehension audio track (MP3) HL. The table below shows some of the side effects associated with the antibiotics studied. Rhododendron ponticum (pictured below) is a fast-growing, non-native, invasive species currently threatening biodiversity in the UK. OR. Maths AI Question Bank. Jun 6, 2023 · The new DP biology course will be launched in February 2023 for first teaching in August 2023. 1. This gives them enough motivation to perform well in the exams. Marks: 72. Photosynthesis can be thought of as the exact reverse ib biology 1. (a) State one cause of lung cancer. Topic 2 Weightage : 20% Jul 5, 2023 · For IB Biology 2023 syllabus (first assessments 2025), there are only two examination papers, Paper 1 and Paper 2, for each level and the weightage of SL exam papers is now equal to HL papers. The old version of the website is not gone – it has just been moved here: https://old-ib. EDTA. Topic 3 Genetics. JANUARY UPDATE: Completed topics: Biomolecules, Cells, Metabolism, Genetics, Heredity (SL) Extra resources for Biomolecules and Cells (powerpoints, notes, practicals) Welcome to the new BioNinja website! 6. You must answer all the questions in this section. = Available in language indicated. 25 40 Paper 3 Data-based, short answer and extended response questions 1 20 Internal 10 20 Individual investigation Investigation and write-up of 6 to 12 pages 10 20 IV. 1 1 mark. SL IB Biology. Below you will find an overview of the course updates. Each row in the “Question” column relates to the smallest subpart of the question. The syllabus is divided into eight overarching themes, each of which includes specific subtopics: Cell biology: structure and function of cells, cell division, cell respiration, and photosynthesis. Nov 3, 2023 · Student work is internally assessed by the teacher and externally moderated by the IB. Suggest a mechanism by which this could happen. «chickens/cattle» need more food/land area to produce body mass . Paper 3 (HL only): Data-based questions from a choice of two optional additional Question. State which type of carbohydrate lactose is. Stay up-to-date on current events in Biology : Being knowledgeable about current developments in Biology can help you better understand the applications of the concepts you are learning. Trial Examinations for IB Biology SL - 2024. Review Sketch Book SL Review Sketch Book HL. form microfibrils . 5m 2. Rhododendron ponticum. Section A features 2 or 3 short-answer questions related to the experimental work you have carried out during your IB Biology course and linked to the Core material. Good luck! A comprehensive list of IB Biology grade boundaries for Paper 1, Paper 2, Paper 3 and the IA. [4] a. The genes for cystic fibrosis and blood group are not linked. In the Past Papers section, you will find full worked solutions to the questions asked on previous IB Biology SL (Standard Level) 2025 Exams. D. • Short-answer questions on Cellular respiration involves the conversion of ATP to ADP and phosphate. These pages contain exam style questions, organised by topic. HL = Higher level, SL = Standard level. birds/chickens and mammals/cattle carry out cell respiration at higher rate than insects . Therefore, a good place to start is by identifying a concept that you would like to practice and improve in and go to that area of the Biology SL Question bank. Key to symbols. Lipids are insoluble so are not transported around the body easily and The natural selection one tmz1. Membranes of pre-synaptic and post-synaptic neurons play an important role in transmission of nerve impulses. Biology paper 1. The hydrolysis of triglycerides releases glycerol and fatty acids, which can form useful respiratory substrates. Exam Style questions – Paper 3. For the data based questions, most of the time the ib follows a pattern of asking questions (for eg, quoting data, then explaining trends, comparing and contrasting, etc). Lipids are energy-dense in comparison to carbohydrates due to their high number of C-H bonds. One parent has blood group O and the Mock Exam Set 1 - Paper 2. The mass of the colonies, including adult bumblebees, wax, honey and larvae, was recorded every week. IB Biology Paper 2 Review. Discuss whether or not horses and donkeys should be placed in the same species. 8. Molecular biology: DNA structure and replication World history topics (Twelve)IB Style HLSL Paper 2 HL options: Depth studies (Four)- Paper 3HL option 1: History of Africa and the Middle East HL option 2: History of the Americas Key to symbols. Also, make sure to visit Clastify for tons of free IA examples. Answers must be written within the answer boxes provided. For example, if you want to practice Biology SL hey there, ib bio student here. Jun 29, 2023 · Both SL and HL students cover a set of core topics that form the foundation of the IB Biology curriculum. First assessment will take place in May 2025. If you use all the teachings and frameworks below, I am going to guarantee you a 7 in biology too. What is the evidence. Cohesion of Water Molecules (caused by H bonds and polarity) 2. The length and weighting of these exams varies between standard level and higher level. b) describe the HL = Higher level. English B HL specimen paper 2 audio [84,3 MB] English B SL specimen paper 2 audio [61,7 MB] English B specimen papers and markschemes (first assessment 2020) [2. Exam Style questions – Paper 5. The breakdown of glucose. More Mock Exams IB DP Bio SL Paper 1 Oct 3, 2023 · Paper 3 consists of two parts: section A and section B. The maximum mark for each question subpart is indicated in the “Total d. Exam Style questions – Paper 6. Paper. 1 Introduction to cells. SL = Standard level. 2011 TZ2 2. (a) State how many chromosomes there would be in male or female gametes of L. The cumulative increase in mass was calculated and is shown on the graph. Topic 1: Cell biology. M. «chickens/cattle therefore» generate more CO2 per kg protein produced . In eukaryotes, the chromosomes are located in the nucleus, and the nucleus can divide by. (i) Identify, giving reasons, the stage of meiosis shown by this cell. 3 Carbon cycling Question Bank SL Paper 2 - Prepared By IB DP Biology Subject Matter Experts Photosynthesis occurs in autotrophic organisms such as plants, algae and cyanobacteria. -Moderation of Temperature. Exam Style questions – Paper 1. The core topics include: Cell Biology: Introduction to cells. The maximum mark for this examination paper is [35 marks]. a a. Mar 11, 2024 · Revision quizzes for DP Biology 2025 Free. This is not a stand alone topic but integrated into all of the topics. Phil has a particular passion for empowering students to overcome their fear of numbers in a scientific context. Maximum total = [50 marks]. Two pure-breeding varieties were crossed: HA 4 with white flowers and GL 1f 3 marks. ponticum forms large thickets and outcompetes native plants such as bryophytes, other woody 1. Click the card to flip 👆. Revision notes on 5. Past Paper IB Draw + Label Questions and Answers - HL. Questions. removes large waste/cleans up the ecosystem. (chemical) energy (in carbon compounds) flows by means of feeding/through food chains/webs . a. The maximum mark for each question subpart is indicated in the “Total Feb 6, 2022 · Download Biology IB Past papers 2020 PDF and use it for your revision. Topic 1 Cell Biology. purpureus can have purple or white flowers. 1MB] Group 3: Individuals and societies. (c) Explain the evolution of antibiotic resistance in bacteria. Designed by the teachers at SAVE MY EXAMS for the IB Biology SL. There are 20 different amino acids in polypeptides synthesized on ribosomes. Study with Quizlet and memorize flashcards containing terms like (a) Draw a labelled diagram of a prokaryotic cell. a light is shone in the eye 3 max Biology sl and hl. (ii) State the type of chemical Weighting: 36%. Practice Online Biology HL Paper 2 Prediction For May 2024 Prepared By IB Biology Teachers and Subject Matter Experts. H 2 O and CO 2 are the raw materials. This article reviews how to craft effective responses for the command terms define, discuss, outline, and explain. A calculator is required for this paper. Topic 1 – 6 for SL papers and 1-11 for HL papers. Cellular respiration always produces carbon dioxide. IBMYP Biology Sample Paper 2. The official r/IBO discussion thread for Biology SL paper 1. The questions are organized by topic and arranged by difficulty, making it the Subject Details: Biology SL Paper 2 Markscheme Candidates are required to answer all questions in Section A and one out of two questions in Section B. formed of beta glucose; formed by condensation reactions/glycosidic bonds. (3) Motivation and Self-confidence: By taking the practice Questions, the student’s performance gets better day by day. FREE Biology revision notes on Cell Theory. (tz1) the one that azked for traduction, hemophilia heritage and blood clotting. B. Worked Out Examples – Help you to understand concept better and practice for your exam. For example, if you wanted to improve your knowledge of Cell Division, there are over 20 IB Biology SL exam style questions focused specifically on this concept. Subject Details: Biology SL Paper 2 Markscheme Candidates are required to answer all questions in Section A and one out of two questions in Section B. Two parents are heterozygous for cystic fibrosis. ku du fa aj rz fo qa po hg wb