The importance of agricultural microbiology. The easiest way to solve it is to simply ask your teacher whether it will be possible, if you have good arguments they may let you do it Reply Posted June 10, 2015 Our bio teacher informed us we can do IAs involving bacteria as long as we use the incubator in the school, under his supervision. Subject to the conditions provided for by applicable This is a nice idea for an investigation into the number of species found in a garden in houses where there are pets and no pets. are the criteria against which the investigation is assessed. Test how different household cleaning products affect seed germination! http://www.xrite.com/online-color-test-challenge. The Aim answers Why while the Research Question answers the What. Selecting an IBxq Biology IA idea has never been easier! 16, Determine the effect of glucose concentration on the rate of osmosis. Within each topic listed below, we include the basic reasons for investigating each topic, what the possible independent variables and dependent variables are as well as the basic experimental setup! The external assessment of biology consists of three written papers. Can temperature, humidity, or exposure to sunlight affect how quickly vegetables decay? Registration confirmation will be emailed to you. To make things as simple as possible for you, we've put together a list of biology research project ideas. If some abiotic factors can also be recorded including the pollution level, eg nitrate level, BOD, turbidity etc. To make the experiment more detailed, students can rub collected samples on filter paper to observe which plants present which colors. If you insist on trying this then be sure to cover the control of variables, there are a lot which can affect the heart. What has inspired you to do that topic? Different abiotic factors affect the growth of different plants, test the different conditions and then note how plant species change in their presence. So there we have it! 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. The problem of this investigation is that it is difficult to measure rehydration or salinity. HL Biology IA Help! The distinctive features of human physiology. Experimental Setup:Grow germinating seed in environments with different types of diluted antibiotics, see how many succeed in each environment. The internal assessment requirements are the same for biology, chemistry and physics. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. How does a sudden and intensive workout affect the heart rate, and to what extent does warm up have an impact on the maximum heart rate? Perform the relevant analysis, keeping in mind the research question, and conclude. Math solutions -. The challenge is really how to control the temperature of the fruit (or the light) for a long period of time, perhaps 2 weeks. 30 Biology IA topic ideas to get your lab report started! The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication. Tip 1: The level of interest matters. This investigation is a bit biochemical and the answer to simple research questions about the hydrophobic / hydrophyllic properties of photosynthetic pigments themselves would be a little bit obvious, so the challenge is to thing of a research question that could be answered by mixing petroleum ether (a nonpolar solvent) and propanone (a polar solvent) in different proportions and calculating retention factors. (Use egg as imitation of tooth). I'll start first; for my HL Biology IA, I Investigated the effect of varying wavelengths of light on the growth of bacteria; and ended up getting a 21/24 which is equal to a 7 :) tillu22. Increasing sucrose concentration makes more sugar available for Cell Respiration but it also draws water out of yeast by osmosis, which could kill it. http://globalhealthgovernance.org/blog/2017/12/1/how-to-find-data-on-infectious-disease-outbreaks, Heres a useful link for ventilation rates. The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. Biology Labs Online have the potential for making biology education more interactive, effective, and fun!Biology Labs Online is a collaboration between the California State University system and Pearson, Inc.You can access these here https://sciencecourseware.org/BiologyLabsOnline/ (Thanks to Sarah Kelley for the link), Lab bench fly breeding lab Breeding Drosophila, fruit flies. How do different concentrations of lactases affect the breakdown of disaccharides like lactose in milk effectively? How does different concentrations of Gibberellic acid affect the germination of a dolly Parton rose? 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! The use of a transect of transects will be useful for the sampling. Change the different conditions in which the plants are found as well as the species. Internal Assessments are the perfect way to get students to put their knowledge to use by Observing, Questioning, and Investigating. We are available: Mon-Fri 9am-7pm CESTSat 10-5pm CESTSun 12-5pm CEST. IB Biology IA Ideas wont strike out of the blue, but heres a list of 30+ IB Biology IA ideas to inspire and stimulate your grey cells! terms of service. How does different conditioners affect the strength of hair? 28, How do different antibiotics interact with the process of seed germination? Report. Another difficulty will be to devise a way to measure the extent of fruit ripening, or softness. What brand of laundry detergent is the most effective in the digestion and removal of lipid stains? Dependent Variable: Respiration Rate (measure with respirometer or gas probe detecting CO2 formation. Level of destructive aggression, recklessness and aggression in general of team sportsmen is higher than individual ones. To measure the rate, you can either measure how quickly different species grow, or one of the other factors described below. then this could be a very good study. Practical work could look at the density of aphids on leaves of different shades, or bumble bee feeding on flowers of different shapes or predator prey interactions etc. Biology IA Checklist for HL & SL The International Baccalaureate Biology Internal Assessment makes up 20% of the final grade achieved by Biology HL and Biology SL students. Canada: +1 (647) 249-7179USA (WhatsApp): +1 (678) 679-2365edu@plusplustutors.com, 407 Iroquois Shore Rd. The sure shot way to ace ones IB Biology IA or any IA for that matter is by picking a topic that sparks ones interest. . 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. Natural selection - lab bench Which type of water fleas escape predators best? 1, Look at the genetic similarities and differences between species, kingdoms, phylas, classes, genuses, orders, families, and domains. Measuring the change in iron levels of avocados as they go through different ripening stages 25. They found that they could propagate their leavening by saving a bit of unused dough to sow the . location on shore. with peppered moth types. Want some A-quality guidance? Independent Variable: Halophyte seed vs Normal Plant seed. Writing the IA Your introduction is about summarizing what you are doing and why you are doing it. Fear not, we have elite Biology tutors that can assist you through the process IB Maths is a struggle for most people going through their diploma. Plot this data with A on the Y-Axis and wavelength in nm on the X-axis. Choosing the perfect IB Biology IA idea is only the first step in making ones IB Biology Investigation, but definitely, the most significant. Dependent Variable: Degree of growth of plant towards a light source. Another simple biology experiment involves going into your natural environment, such as a local park, to observe diversity among plant samples. Some assessment of the reliability of the sources will be needed and some discussion of ethics of using someone's data, with their consent, hopefully. Well, you can try to model bacteria growth, cell division. This might involve the use of a data logger, or perhaps a titration using bromothymol blue. Click here for top-notch IB resources or here to assess how your prep is going! Experimental setup:Place a corn seed in a dark cupboard with a single light source. Pay attention to one that is interesting for you, and that you might have ideas on how to develop the topic on. The work produced by students is assessed internally by the teacher first, and it is then moderated externally by the IB. 6 years ago. Independent Variables: How temperature affects transmission viral diseases, How different methods of transmission affect rates of spreading, Challenge: Statistical analysis Website with loads of data on infectious disease: http://globalhealthgovernance.org/blog/2017/12/1/how-to-find-data-on-infectious-disease-outbreaks, Use online colour vision tests to see how different factors affect colour blindness. Browse. How does the shade of a leaf relate to the composition of photosynthetic pigments it contains? Click here (amylase) or Click here ( pancreatin amylase) from Carolina. This could be a difficult investigation to do quantitatively unless there was a longer time period available to observe growth. Majority of them are restricted to the intestine The 80 Most Common IB Biology Exam Questions! Neither should the idea be too generic and nor too simplistic. HL Biology IA Help! Antibiotics are used to treat plants for bacteria. Decomposition is crucial to the cycling of elements, such as carbon from one living organism to another. Along with a bundle of Past Papers, these premium SL notes include guides for your Extended Essay and Internal Assessments with helpful examples! This is an interesting quantitative method to estimate glucose concentration. We know that our topic has to be somewhat related to the syllabus, but where should we focus? Read more here, Dependent Variable: Rate of transpiration (measure with a Potometer), Challenges: Getting the plants, Setting up a Potometer. Exploring how the reaction times of humans get affected with age. Perhaps another research question will be better, something linked to hormones, or to physical activity. newsletters and promotional offers. The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. Water Bath Method - Loosen the agar bottle cap, but do not remove it completely. 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! Get up to 300 bonus credits with our tutoring packages! 10, Can we slow down the decaying times of vegetables? Of course the IB guidelines on experimentation needs to be followed and written consent sought for participants. How do cleaning products affect the growth of house plants? This begs the question, is there an ideal concentration of sucrose for yeast growth? How would changing (storage) temperatures affect the rate of change of pH of different types of milk due to spoilage? Stuck for Ideas planning your Biology IA? Grab ideas, see examples and create own perfect Biology essay and research paper! The Aim answers Why while the Research Question answers the What. Help us improve CareerBuilder by providing feedback about this job: Report this job Job ID: 9096_4208814345. Take 10 micro liters of the cultured. Read more about it here. 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. )/ Studying, Dependent variable:Ventilation rate. Perhaps one of these other variables will be a better variable to investigate instead of music. Controlling other factors which affect germination and collecting a large enough data set will also be good challenges for a Biology student to work out. 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. to inspire and stimulate your grey cells! By testing people of different ages to see if there is a difference in their reaction time it may seem like a simple study, but there are a lot of factors which need to be controlled and it will be difficult to find enough participants to create a large enough data set. 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. How does increasing the concentration of Oxytetracycline in mg/L affect root elongation in cm of Citrus limon? Starting at deep purple, and ending at far red, write down the A values. Similarly to the experiment on the rate of decay, you can also measure how quickly fruits ripen, and which factors affect this ripening. Different plants will change their transpiration rates in response to the environment. To make matters worse, on top of just doing the dreaded maths exam, were also expected to write a Maths IA exploration into a topic of our choice! Are you looking for some IB Biology Internal Assessment (IA) ideas? To help you find your own topic among interesting biology research topics, we prepared some useful tips to follow. When looking for information, be sure to seek information from institutions and agencies that share science-based, objective results. 19, What is the difference in the CO2 levels exhaled before and after enduring physical exercise? Go through several IA ideas to understand what all topics are in sync with the IB Biology curriculum and if something grabs your attention, hold on to it! Koreans eat kimchi year round, enjoying its spicy taste and the fact that it contains loads of vitamins B and C. In this cooking and food science fair project, you will make kimchi from scratch and investigate changes in pH and glucose as the kimchi ferments. If youre looking for guidance on how to actually write an IA once youve chosen your topic, check out our IA Checklist post! Place all 5 of the red apples into the test tubes (1 piece for each test tube). Facebook It belongs to the family of Enterobacteriaceae where most of them are harmless. Top 80 Most Common IB Biology Exam Questions. IA Overview. Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. 2, Testing global warming: How does CO2, water vapour, oxygen, or any other variable affect temperature inside a cutoff bottle exposed to simulated sunlight? Some suggestions of research questions may be; Is there a difference in the composition of photosynthetic pigments in the leaves of a plant found in the sun or the shade? , its objectives, partwise breakdown, and what IB expects of you. 12, What happens after the best-by date of dairy products? Challenges: Being consistent in assessing the fruit ripeness. Several university Extension services are now offering easy-to-use websites for those . Exploring how the Water Quality Index (WQI) is affected by water obtained from Chemical Industries/Sewage Treatment Plants. Copyright 2023 Get the grade you deserve. 6, How does sudden change in body position affect heart rate and baroreceptor feedback? 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. What are you waiting for? The role of a warm up in sport is clear. 15. IA Review. I investigated the change in mitotic index that occurred in onion root tips when they germinated in solutions of differing K+ ion concentration. Level of passive aggression in individual sportsmen is found higher. Studying the effect of enzymes on Cheese production. 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? 13, Comparative study between 5 different species of animals using BLAST analysis to determine evolutionary history. Take inspiration from these and research further to land on that one idea that gets you going! Passion is fundamental in research, after all. The development of biotechnology. At this point, all apparatus should have been properly set-up and the experimentations should be able to commence. These are just some of the questions which will need answering. They are produced in nature by soil bacteria and fungi. However, keep in mind that even though we are doing our best to maintain this list fresh, other students will find it as well. Biology HL IA Idea Proposal - Bacteria vs Fertilizer Course Biology HL Institution Queensland Academy Of Science, Mathematics And Technology This is a detailed proposal for a HL Biology IA complete with a full methodology, research question, and basic Introduction. Let's help inspire M22 students since it's already IA season! You can find more information here, Independent Variable: Different Antibiotics, Different Seeds, Dependent Variable: Success of Germination, Rate of Germination. 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 . IB HL Biology IA Proposal - The effect of lactase on various percentages of milk The digestive - Studocu the effect of lactase on various percentages of milk the digestive enzyme lactase breaks down sugar in milk called lactose, in order to produce glucose. Before you can grow bacteria, you'll need to prepare sterile culture dishes. We hope our list of Internal Assessment Ideas was useful. 3.2 The More Data, The Better. By siging up, I agree to Lanternas In this post, we give you 50 IB Biology IA Ideas to help you speed up your research process. Here are a couple of other ideas you could browse and eventually take inspiration from: We hope these little ideas will help you brainstorm and explore further in the vast yet intriguing expanse, which is Biology. How do halophyte seeds respond to increasing salt concentrations compared to normal seeds? Challenges: Providing biological context for why youre measuring certain factors. Toothpaste is labelled according to how natural or how chemical the contents are. Below is a list of 30+ topic ideas for Biology Internal Assessment: Assessment of the effect of temperature on the vitamin C content of various juices What effect can quick shifts in body posture have on baroreceptor feedback and pulse rate? 14. IB Biology IA Ideas Different abiotic factors affect the growth of different plants, test the different conditions and then note how plant species change in their presence. A Selection of Topics for a Biology Essay. . A limitation with an experiment that finds the relationship between sodium ion concentration and the rate of neurogenesis in the hippocampus of the brain is that its results are not applicable to other parts of the nervous system. These are all genera and the specific species present definitely vary between cultures. Student work is internally assessed by the teacher and externally moderated by the IB. Comparing the buffering actions of various substances: antacids, milk, sodium bicarbonate, sodium carbonate, detergents, etc. the A well planned, structured, and executed IA is one that has been undertaken with complete zeal and enthusiasm. test HL - mark scheme, Animal physiology - test HL - mark scheme, Topic 2 - Molecular biology revision activities, Topic 3 - Genetics SL revision activities, Topic 5 - Evolution SL revision activities, Topic 6 - human physiology SL revision activities, Topic 7 - Nucleic acids HL revision activities, Topic 8 - Metabolism HL revision activities, Topic 9 - Plant biology HL revision activities, Topic 10 - Genetics HL Revision activities, Topic 11 - Physiology HL Revision activities, Option A - Neurobiology - Revision activities, Option D - Human Physiology Revision activities, Membrane structure & function quiz 1.3 & 1.4, DNA replication, transcription, translation quiz 2.7, Evolution - natural selection quiz 5.1 & 5.2, Humans - digestion and absorption workout, IA investigation - teachers marks summary, Extended Essay titles and research questions, Extended essay - self review quiz for students, EE supervisor roles - during the writing process, EE supervisor roles - feedback on a draft. Preview 1 out of 13 pages | . The climate is different at different altitudes and the growing season begins later at high altitude. IA Advice & Ideas; Help! 29, Determining the effect of time on the plasmolysis of potatoes, 30, Exploring mollusc shapes with regards to an external variable e.g. Luckily, theres so many great topics to choose from, and we've asked some of our top team to note down some topics that might inspire your own incredible research! Therefore, it's super important that your IB Biology IA gets as high a mark as possible. [], We all know that scoring superbly on internal assessments is a great way to boost our IB grades. Below you will find science fair project ideas primarily related to biology. 14, What is the respective change of allele frequency when initial frequencies are manipulated? For this experiment, youll investigate how different variables affect the rate of decay! should include all the normal conventions of d.p. There could be some biology theory applied to the plants leaves, or roots. By Background, IB expects you to briefly explain what encouraged you to choose a particular topic and hopefully a personal story that validates your choice and engagement. Heres a link to a scientific article that did something very similar, copy their method. with current laws and regulations, you can unsubscribe at any time by clicking on the link in Check out some Physics IA ideas here!11, What is the effect of the salt concentration on germination of different types of seeds? When it comes to selecting from several IB Biology IA ideas for your investigation, it is essential to note that your IA would either require you to: Either way, you have to connect to your topic and portray personal engagement as it lays the foundation for the rest of your investigation. Independent Variable: Different household cleaning products/increasing concentrations of cleaning product. 30, Exploring mollusc shapes with regards to an external variable e.g. What effect does temperature have on the ripening process of a fruit?. One possible solution is to measure another (or some other) factors about the body and look for a correlation. Independent Variable: Light exposure, Different Species, Atmospheric CO2 concentration, Dependent Variable: Stomatal density (seen under the microscope). The milk that they are added to can be preserved in certain ways before the bacteria is added and the growth Comparing boys and girls for example will be impossible, unless the sample size is very large. The biological functions of water. This could be compared to listening to music where research has been done to establish that pulse rate can be affected by music. Therefore, 5 trials with 5 samples each make up 25 samples in total. Challenge: Gathering enough data, Pollution affecting species growth. 3. . Read more about it here. 1: Cell Biology 1.1: Introduction to Cells 1.2: Ultrastructure of Cells 1.3: Membrane Structure 1.4: Membrane Transport 1.5: The Origin of Cells 1.6: Cell Division 2: Molecular Biology 2.1: Molecules to Metabolism 2.2: Water 2.3: Carbohydrates and Lipids 2.4: Proteins 2.5: Enzymes 2.6: DNA and RNA 2.7: DNA Replication, Transcription and Translation Exploring root hair cells and finding their visibility with age. Ventilation rate is a measure of how quickly you breathe. You will find 100 topics on various subjects below. Can the max performance be measured best using max heart rate or maximum speed? Weaknesses like using high uncertainty apparatus should be addressed in the evaluation. Lots of plant ideas in the questions and answers, https://sciencecourseware.org/BiologyLabsOnline/, Mean arterial pressure calculator online -, Sciencelab Chemical data sheets MSDS (Materials Safety data sheets). However, if you are still feeling lost, make sure to look at some of the strategies while choosing a good biology research paper topic. Measuring theses factors might be tricky and will involve some testing, although using a phone camera or a video camera could help. Personal engagement, Exploration, Analysis, Evaluation, and Communication are the criteria against which the investigation is assessed. Plants also play a significant role in the environment by influencing climate and producing life-giving oxygen. How does the acidity of different beverages affect the deterioration of tooth enamel? This FREE guide reveals the most powerful information for boosting your extended essay score and : Limitations and Improvements should be specified. Does the behaviour of an animal change as the population increases?