17. [], We all know that scoring superbly on internal assessments is a great way to boost our IB grades. Experimental setup:In this experiment, you will expose seeds in a germinating environment to different household products solutions at increasing concentrations. Kimchi is a traditional fermented cabbage dish from Korea. If you are still not dissuaded then be sure to collect enough data and try to be analytical, don't mix types of music and tempos of music and try to keep the investigation to some biological cause or effect. Dependent Variable: Rate of Seed Germination. This begs the question, is there an ideal concentration of sucrose for yeast growth? Once spread on the soil, compost and manure are broken down into minerals by decomposing bacteria and fungi, as well as by . 5 years ago. This study could be an investigation of how effectively the toothpaste inhibits the growth of bacteria according to the scale of the chemicals in the toothbrush. (DOC) BIOLOGY Practice IA | Riona Claire - Academia.edu Understanding some basic biology and the processes of plant breeding can help individuals understand GMOs and their safety. Independent Variables: Different toothpaste manufacturers (Colgate vs Sensodyne vs Crest vs Aquafresh), Dependent Variable: Success of bacterial growth (seen by growth on an agar plate), Milk goes off because of lactobacilli reproduction and growth. Using the pipette dropper to suck in 10 ml of the 3% hydrogen peroxide . This is an interesting quantitative method to estimate glucose concentration. Heres a useful link for ventilation rates. Is it possible to increase brainpower? www.thinkib.net. Finding a topic is one of the - if not THE - most important part of writing your IA so we want to make sure that you get it right! Dependent Variable: Ethylene levels, CO2 production, qualitative assessment. You. . 100 Biology Research Topics Ideas For Students Lawrence Kok Sofia, Pancharevo, Bulgaria IB Science Teacher at Anglo American School of Sofia, AAS. It is important that you do the work yourself and not just copy the material. Experimental setup:In this ecological experiment, you will use quadrat sampling to test how successfully different plant species grow in environments. Many methods are possible, and there has been some very recent research suggesting that antibiotics can affect the growth of seeds and plants.ref P.W. Dont panic weve got you covered. The individual investigation should cover a topic that is commensurate with the level of the course of study. Outline the Equipment, time, and resources to keep a check on its feasibility. Designed by Harvard tutors to allow you exceed beyond expectations. IB Biology IA topics: Biology being a scientific course encompasses a lot of investigation and research. Water Bath Method - Loosen the agar bottle cap, but do not remove it completely. IBDP Biology InThinkingSubject Sites for teachers & their classes IA Overview. Tip 1: The level of interest matters. 28, How do different antibiotics interact with the process of seed germination? Report. Want some A-quality guidance? They found that they could propagate their leavening by saving a bit of unused dough to sow the . Where do you even begin such a task? 30 Biology IA topic ideas to get your lab report started! We look forward to joining the Lanterna and being part of your success. Lost your password? Experimental Setup:Create different environments for vegetables to decay in and measure the decay over a fixed period. Of course there will be other factors to consider, for example local feature of the habitat where the plants are growing and the aspect of the flowers' location, not to mention grazing and grass cutting. An ideal IA idea is one that reeks of originality and leaves room for proper investigation and analysis in the process. If some abiotic factors can also be recorded including the pollution level, eg nitrate level, BOD, turbidity etc. Biology IA | PDF | Escherichia Coli | Bacteria - Scribd The choice of physiological features of the body could include heart rate, or pupil size, or skin redness. You certainly dont want to miss out on these! (Write your IA title!) This looks like an interesting topic of study. Selecting an IBxq Biology IA idea has never been easier! The work produced by students is assessed internally by the teacher first, and it is then moderated externally by the IB. Using paper chromatography to analyse the various dyes present in different brands of jelly candy. However, keep in mind that even though we are doing our best to maintain this list fresh, other students will find it as well. 30 Biology IA Topic Ideas! | Lanterna Education Blog This might involve the use of a data logger, or perhaps a titration using bromothymol blue. How effective are synthetic antibacterial products compared to natural antibacterial products against the growth of Cut bacterium acnes? Of course the IB guidelines on experimentation needs to be followed and written consent sought for participants. Look at the genetic similarities and differences between species, kingdoms, phylas, classes, genuses, orders, families, and domains. We hope our list of Internal Assessment Ideas was useful. Internal assessment criteria the new assessment model uses five criteria to assess the final report of the individual investigation with the following raw marks and weightings assigned: Complete this form and well match you with a Tutor to help you master your EE! Thankfully, weve asked some of our favourite IB graduates for some of the ideas they pursued! This is an interesting topic of investigation which relates to osmosis and ecology. Majority of them are restricted to the intestine Independent Variable: Temperature, Salts, Humidity, Oxygen availability, Dependent Variable: Rate of Decay measured by pH, mass or temperature change. Whether you are looking for immediate help for IB Biology internal assessments ideas, online tutoring for any IB subject including biology or best study material for any IB group 1 to IB . Ecological techniques and quadrat sampling could be used together with mapping of digging or scratching to establish whether the presence of a pet increases plant diversity or not. 9, Do our reaction times slow down with age? In addition to that, the IA explores how inhibitor ethanol affects the rate of the reaction. Different abiotic factors affect the growth of different plants, test the different conditions and then note how plant species change in their presence. This is a list of possible sites for students to use as online labs. Studying the effect of enzymes on Cheese production. Right from neurobiology to the fascinating subjects of the immune system, MyAssignmnethelp.com covers a wide range of biology research topics. Can temperature, humidity, or exposure to sunlight affect how quickly vegetables decay? the The internal assessment requirements are the same for biology, chemistry and physics. investigation should cover a topic that is commensurate with the level of the course of study. Introduction You certainly dont want to miss out on these! Stir these together well: -teaspoon agar (1 1/5 grams) There should be a distinct maxima in the curve, that is the most sensitive wavelength, and is the one you should use for all your experiments. Investigating how the concentration of RuBisCo in the leaves of a plant species varies with varied exposure to sunlight. Contact, Twitter It is all the same when choosing that one Biology IA idea from a platter full of inspiration. 30 Biology IA topic ideas to get your lab report started! We are available: Mon-Fri 9am-7pm CESTSat 10-5pm CESTSun 12-5pm CEST. : Limitations and Improvements should be specified. 29, Determining the effect of time on the plasmolysis of potatoes, 30, Exploring mollusc shapes with regards to an external variable e.g. There could be some biology theory applied to the plants leaves, or roots. DP Biology: Mobile phone bacteria experiment Posted October 26, 2015. NOTE: These topics are purely meant as inspiration and are not to be chosen blindly. I investigated the change in mitotic index that occurred in onion root tips when they germinated in solutions of differing K+ ion concentration. IB Biology IA ideas - Maths, English, Chem, BM, Eco, ITGS - IB Elite Subscribe and get the latest IB guides, notes,news, tips and product updates. For this experiment, youll investigate how different variables affect the rate of decay! 3. . They are produced in nature by soil bacteria and fungi. 1. One nice idea might be to see if the growth in the lungs' vital capacity correlates better with the circumference of the skull or the length of the legs in children of different ages. How does stomatal density change according light exposure of red and blue light? Experimental setup: For this experiment, combine a fixed mass of yeast with increasing concentrations of a sucrose solution and measure the rate of CO2 production! Observe how changing the colour of the light source impacts the success of phototropism! Click here (amylase) or Click here ( pancreatin amylase) from Carolina. What is a good topic for Biology IA (Individual Investigation - Quora 25 Unique Biology IA Ideas Mitosis: Calculate the Mitotic Index in onions and garlic How do different household products affect plant growth Effect of different types of contamination of plants Testing salt tolerance on plants The effect of different variables on fruit and vegetable decay Hereditary effect of Parkinson Human benchmark lab - Quite a nice small set of tests, including reaction times, Mean arterial pressure calculator online - a useful little calculator, Sciencelab Chemical data sheets MSDS (Materials Safety data sheets) - useful for risk assessments, document.write(new Date().getFullYear()) InThinking It is quite easy to record the number of individual plants / animals of a single species in a river at different distances above and below a possible source of pollution. Perhaps another research question will be better, something linked to hormones, or to physical activity. Using nationally published data on epidemiology and weather data is certainly possible and it could happen that there are correlations between climate and some disease outbreaks this will need explaining in terms of the mechanisms of transmission of the specific disease. Registration confirmation will be emailed to you. These are all genera and the specific species present definitely vary between cultures. opening the floodgates to that sweet 45! What brand of laundry detergent is the most effective in the digestion and removal of lipid stains? 16. Understanding the biology behind GMOs can help consumers - Agriculture Investigate the influence of Ph levels in the soil on the development of the Lepidium avitum 2) How does the concentration of potassium chloride affect the growth of Lepidium savitum. Biology in the DP - International Baccalaureate Read more about it here, Independent Variables: Concentration of Sucrose. Pay attention to one that is interesting for you, and that you might have ideas on how to develop the topic on. The bacteria-infected mice were given PPEF, BPVF, levofloxacin, and ciprofloxacin at different doses (10 and 20 mg/kg bw) by dissolving in sterile water as a vehicle at a volume of 0.1 mL using a . location on shore. Check out some Physics IA ideas here!11, What is the effect of the salt concentration on germination of different types of seeds? IB Biology curriculum expects you to appreciate scientific problems in a global context with stimulating opportunities, and IB Biology IAs help you accomplish just that. Stomata are the areas of gas exchange in leaves. HL Biology IA (23/24) - The Science Codex What are some potential topics for my MATH IA that related to biology there Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask an ExpertNew http://www.xrite.com/online-color-test-challenge. Antibiotics. This creates fermented products. Dont worry, weve all been there. What's IB IA Program? How do detergents, drinks, yogurt, and milk stack up when it comes to buffering? In line with the IB Learner Profile, "Act with integrity and honesty". How to Grow Bacteria: 5 Experiments to Grow & Test Bacteria 14. Personal engagement, exploration, analysis, evaluation, and communication. Toothpaste is supposed to block bacterial growth. IB Acronym Glossary - Please help IB Community :) IB Biology IA | Criteria Break Down, Tips & Tricks and Possible IA Ideas Take inspiration from these and research further to land on that one idea that gets you going! The external assessment of biology consists of three written papers. One idea would be to make a series of soils using active compost and sand. Subject to the conditions provided for by applicable The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication. The will (hopefully) impact the success of germination. This sounds like an easy investigation but it is tricky because first there needs to be some biological reason why the heart should speed up in the presence of music and this is impossible to explain with IB Biology. Homemade extraction of your own DNA. Browse these for more information! Independent Variable: Age, Tiredness, Gender, Eye Colour. There are some ethical questions involved too, and parental consent will be essential for any experiments on children. Still feeling a bit uneasy about the task ahead? Lab Work - BIOLOGY FOR LIFE If you are a student and wish to access these resources, ask your school to subscribe. These ideas are meant to give you a little head start along this path; your final IB Biology Investigation idea is your interpretation of one. newsletters and promotional offers. You will find 100 topics on various subjects below. tillu22. location on shore. Your Ultimate Guide for Acing IB Psychology Paper 2, The Perfect Guide to Earn a 7 in your IB Psychology IA, The A to Z Guide for Structuring your TOK Essay for Optimal Success, 7 Different Ways to Make the Most of your IB DP Y1 Winter/Summer Break, How to Stay Sane: A Promising Guide to Stress Management in the IB DP. If the algae is green, then the maxima should be over in . Of course the ideas are just ideas, nothing is specified and all the details will need to be explored and evaluated by students during their investigations. IA and EE - IB Chemistry Biology IA Perhaps the muscles with a greater blood flow will cause a different effect to those in the bodies extremities, and what effect could warming up have on the process? However, if you are still feeling lost, make sure to look at some of the strategies while choosing a good biology research paper topic. The internal assessment, worth 20% of the final assessment, consists of one scientific investigation. Senior Scientist | Biology-Discovery - Animal Health Neither should the idea be too generic and nor too simplistic. At the end of a long endurance event cramps and muscle fatigue will be evident but this is not possible to recreate in the lab in school. HL Psychology or HL History? Independent Variables: Temperature, Sunlight variation, Skimmed vs Whole, Dependent Variable: Rate of bacterial growth (on agar plates), pH of milk. To what extent does the mass of sodium nitrate powder have an effect on the quality of beef as a preservative. Alcohol kills bacteria by first making the lipids, which contribute to the outer protective cell membrane, more soluble in water so that the cell membrane begins to lose its structural integrity. Top 80 Most Common IB Biology Exam Questions. A 125ml bottle of nutrient agar contains enough to fill about 10 petri dishes. 13. 25 Unique Biology IA Ideas - Think Smart Tutoring Biology Science Fair Project Ideas - ThoughtCo Sitting in that quiet corner, sipping on hot chocolate hoping it rains IB Biology IA ideas, instead, going blank and utterly confused? Vegetables decay over time but how can we slow down the process? Challenges: Providing biological context for why youre measuring certain factors. Biology IA Topics: 20+ Great Ideas to Get You Started Lots of plant ideas in the questions and answers It is also possible to use this method to study glucose levels in ripening fruit, lactase activity in milk producing glucose or maltase activity in germinating seeds. Therefore, 5 trials with 5 samples each make up 25 samples in total. Studying how sudden workout affects the heart rate and baroreceptor feedback. The internal. IA Descriptors-1 - IA Descriptors for IB Biology; PDB-101 Molecule of the Month Ribosome; Hardy-Weinberg equation - example; Biology paper 1 HL n19; . Bacteria - Definition, Shapes, Characteristics, Types & Examples Experimental Setup: Focus on how leaves in different conditions vary in their stomatal density. The internal assessment requirements are the same for biology, chemistry and physics. Maybe you can suggest that to your teacher? It is known that you should have at least 25 samples of data for your Biology IA, but let us explain why. LinkedIn, IBDP Maths: Applications & Interpretation, Changes in the Biology Guide for 2025 exams, Video introduction to Learning activities, Distance learning using InThinking Biology, Setting written tasks using pdf worksheets, Teacher activity - Mastering student access, The origin of cells and cell division 1.5 + 1.6, Molecular biology: Activities for Learning, Molecules to metabolism - planning sheet 2.1, Carbohydrates and Lipids - planning sheet 2.3, Structure of DNA and RNA - planning sheet 2.6, Hairy Hands - genetics of mid-digital hair, Genetic modification - planning sheet 3.5, Species & communities - Planning sheet 4.1, Classification of biodiversity - planning 5.3, Reclassification of figworts using cladistics, Emergency room activity - enzyme inhibition, Electron transport chain - revision games, HL Plant Biology - Activities for Learning, Reproduction in plants - planning sheet 9.4, HL Animal Physiology Activities for Learning, Antibody & vaccination - planning sheet 11.1, Sexual Reproduction - 11.4 planning sheet, Option A - Neurobiology - Activities for learning, Neuropharmacology HL - planning sheet A.5, Option B - Biotechnology and bioinformatics, Organisms in industry Topic - Planning sheet B1, Batch fermentation and continuous culture, Biotechnology in agriculture - planning sheet B2, Cryptic messages - bioinformatics introduction, Environmental protection - planning sheet B3, Option C - Ecology Activities for learning, Species & communities - planning sheet C1, Communities & Ecosystems - planning sheet C2, Conservation of biodiversity - planning sheet C4, Option D - Human physiology Activities for learning, Respiratory gases - planning sheet HL D.6, Individual investigation - skills introduction, IA avoiding common errors - model answers, IA Experiments that could be done at home, Investigating strawberries with a glucose test meter. Pour the bacteria onto the solidified agar plate. Experimental setup:Choose different types of toothpaste/mouth-rinse and create diluted solutions of them (mix them with water). Lots of scope but not an easy investigation to complete in the time, in 12 pages. The data must be analysed by the student and tables / graphs etc. Of course, you can use any of our topics for free. After use of the cell phone, bacterial contamination of the physicians" hands was found in 38 out of 40 cases.In this experiment of prokaryotes students take samples from their mobiles phones and grow prokaryote colonies on agar plates. compare? Investigating muscle activity involved when standing on ones toes(Ballet dancers). Antibiotics | Microbes and the human body | Microbiology Society Level of destructive aggression, recklessness and aggression in general of team sportsmen is higher than individual ones. If youre struggling with the Paper 2 Data Based Questions, we also have a post about that here. Measuring the energy content of a packet of Cheetos 30 IB Biology IA Topic Ideas 1. The practice of making sourdough is as ancient as bread itself. IA Biology HL 6 Investigate how different species of plants respond differently to environmental stimuli. Grab ideas, see examples and create own perfect Biology essay and research paper! Place all 5 of the red apples into the test tubes (1 piece for each test tube). How do different concentrations of lactases affect the breakdown of disaccharides like lactose in milk effectively? A well. IB Biology IA Ideas (30+ Topics) - Nail IB . Test the stomatal density of different leaves exposed to variable conditions using a microscope. Along with a bundle of, with helpful examples! How do the factors temperature and light intensity that affect photosynthesis balance out each other when it comes to the time taken for photosynthesis to occur? To people who got a 7 in their HL Biology IA, what topic did - Reddit Internal Assessments are the perfect way to get students to put their knowledge to use by Observing, Questioning, and Investigating. SIENE IA UIDE 8 info@lanternaeducation.com 23. In some other cases E. coli can also cause urinary tract infections. For your privacy and protection, when applying to a job online, never give your social security number to a prospective employer, provide credit card or bank account information, or perform any sort of monetary transaction. 18, What is the effect of isotonic drinks on rehydration and recovery after exercise? Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. Look no further; at Nail IB, we have assembled premium content for you to ace your IBs, and you might want to check out our resources for a smooth IB experience. 7, How do the respiration rates of bakers yeast and wine yeast in various sugar solutions compare? It is very easy to extract DNA at home just using everyday kitchen supplies. If a person exercises regularly they should have a better level of fitness, this might mean that their heart rate increases by less in the short burst of exercise than someone who does no regular exercise. Comparing Gersmehl diagrams from different biomes or applying them in different real-world conditions by measuring the content of nutrient sinks- biomass, litter, or soil. This could be compared to listening to music where research has been done to establish that pulse rate can be affected by music. Here is a list of top 22 Biology Internal Assessment (IA) ideas: IB ++tutors is a Canadian company that is committed to providing global, high-quality IB private tutoring services by IB expert tutors. Click here to reset it. Along with a bundle of Past Papers, these premium SL notes include guides for your Extended Essay and Internal Assessments with helpful examples! One idea would be to make a series of soils using active compost and sand. Bananas lend themselves to this because their skin changes colour. What has inspired you to do that topic? Experimental setup:Use a potometer to measure the rate of transpiration. 1. The procedure used should be well structured. The evolution of parasites. IB HL Biology IA Proposal - The effect of lactase on various - StuDocu The Internal Assessment can be a daunting task, for many students this will be the first time you're tackling such an assignment. There are some online simulations but these can only be used in conjunction with some other analysis; never just present the online lab as an investigation on it's own. The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. While having multiple trials is necessary for the investigation, each trial should also have multiple samples. Starting at deep purple, and ending at far red, write down the A values. 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