biology ia ideas bacteria

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 Lost your password? Be unique and think about how it's interesting to YOU! Thankfully, weve asked some of our favourite IB graduates for some of the ideas they pursued! 9, Do our reaction times slow down with age? Your data shall be kept until you unsubscribe. Lactobacilli reproduction and growth is the cause of milk spoilage. Measuring the energy content of a packet of Cheetos 30 IB Biology IA Topic Ideas 1. I'll do so in a series of questions that will help you probe deeper into your IA. 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. Independent Variable: Age, Tiredness, Gender, Eye Colour. 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 different sodium chloride concentrations affect seed germination in the bougainvillea plant? Photo. The analysis of the results and the design of the method is another place where PE can be demonstrated, try to take the standard lab and adapt it so show something which is not 'standard'. NOTES: Probiotics eat the lactose in milk through fermentation. Nice to see you here. Dependent Variable: Respiration Rate (measure with respirometer or gas probe detecting CO2 formation. Also, be sure that you know all of the rules and regulations for your particular science fair before you begin your project. On this note, we wish you all the very best for your IB Biology IA Journey :). The use of compost and manure by gardeners and farmers Take inspiration from these and research further to land on that one idea that gets you going! Independent Variable: Halophyte seed vs Normal Plant seed. Using paper chromatography to analyse the various dyes present in different brands of jelly candy. 1 Department of Food Chemistry,Faculty of Pharmacy, Mahidol University 2 Department of Microbiology, Faculty of Pharmacy, Mahidol University Abstract Recent trends show that consumers have been searching for functional foods to improve bodily functions and overall health. You certainly dont want to miss out on these! Pour 250 ml hydrogen peroxide of 3% concentration into the 300 ml glass beaker. Before we match you with one of our trusted tutors, we want to know a little bit about you so we can ensure the best possible support. One idea would be to make a series of soils using active compost and sand. It is known that you should have at least 25 samples of data for your Biology IA, but let us explain why. Despite so, there are still some that can cause bloody diarrhea, severe anaemia or kidney failure, all in which can lead to death. Lawrence Kok Sofia, Pancharevo, Bulgaria IB Science Teacher at Anglo American School of Sofia, AAS. Understanding some basic biology and the processes of plant breeding can help individuals understand GMOs and their safety. Antibiotics | Microbes and the human body | Microbiology Society terms of service. We look forward to joining the Lanterna and being part of your success. 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. Biological explanations could look at the way we grow, and if the brain changes size at the same rate as the lungs. which are specifically designed for self study and revision. 12 Investigation ideas with a biological twist. The work produced by students is assessed internally by the teacher first, and it is then moderated externally by the IB. How do different kinds of toothpaste compare? 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. 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? Download our 2022 Biology IA Guide (Checklist) to help write the perfect Internal Assessment. Profile. IB Acronym Glossary - Please help IB Community :) 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! Help us improve CareerBuilder by providing feedback about this job: Report this job Job ID: 9096_4208814345. Let's help inspire M22 students since it's already IA season! 14, What is the respective change of allele frequency when initial frequencies are manipulated? In this investigation a change in a physiological feature is explored. Bananas lend themselves to this because their skin changes colour. This is a bit more complex than a simple pulse rate investigation, but the challenge to control variables is equally great. This could be a difficult investigation to do quantitatively unless there was a longer time period available to observe growth. Exploring root hair cells and finding their visibility with age. There are lots of practical problems to overcome, most importantly how to change the soil so that it has different amounts of respiration. To seek where great ideas come from and change the way teachers/students learn in the 21st century. The will (hopefully) impact the success of germination. How do cleaning products affect the growth of house plants? 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 . IA and EE - IB Chemistry Biology IA How do you even choose a topic? are the criteria against which the investigation is assessed. 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. Biology IA | PDF | Escherichia Coli | Bacteria - Scribd Keep the research question brief and relevant. Which pigments are made first in a growing leaf, or are all the pigments made at the same time? 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. Without further adieu, lets dive headfirst into, (Metabolism, Cell Respiration, Photosynthesis), Want some A-quality guidance? IA Descriptors-1 - IA Descriptors for IB Biology; PDB-101 Molecule of the Month Ribosome; Hardy-Weinberg equation - example; Biology paper 1 HL n19; . There needs to be some clear links to the biology of blood pressure and how exercise affects it. Investigate how different species of plants respond differently to environmental stimuli. 3.2 The More Data, The Better. Get for free what others have paid $100s in tuition These are all genera and the specific species present definitely vary between cultures. The release of CO2 by the body in the lungs is not simple either, factors to consider include the relative amounts of aerobic and anaerobic respiration, as well as the position of the muscles being exercised. 1. Controlling factors which can affect blood pressure could be an investigation in itself! 15. Remember! Kimchi is a traditional fermented cabbage dish from Korea. IB Biology IA Ideas wont strike out of the blue, but heres a list of. The external assessment of biology consists of three written papers. 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. As the cell membrane disintegrates, alcohol can then enter the cell and . 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. State your hypothesis; it is important in the context of your research. 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. HL Biology IA (23/24) - The Science Codex 16, Determine the effect of glucose concentration on the rate of osmosis. Soil respiration can be measured using a CO2 probe and a data logger the same equipment could be used to measure the rate of photosynthesis, although growth (or photosynthesis) can be measured in other ways too. Read more about it here. The effect of techniques used to preserve milk on its ability to support the growth of probiotic bacteria. 150 Actual Biology Research Paper Topics - PapersOwl.com Paper 2 contains short-answer and extended-response questions on the core (and Additional Higher Level (AHL) material . Bacterial Growth and Nutrition | Biology Ideas | Microbiology Media cactus) and a halophyte (eg. 16. Choosing the perfect IB Biology IA idea is only the first step in making ones IB Biology Investigation, but definitely, the most significant. Experimental setup:Follow this link to for more information of modelling! location on shore. These proportions make enough nutrient agar to prepare two petri dishes. 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. biology IA --- bacteria ? - Biology and ESS - IB Survival The 80 Most Common IB Biology Exam Questions! Alcohol is a common active ingredient in many of the commercial mouth washes. We use cookies to ensure that we give you the best experience on our website. This was my Biology HL IA which was given a 21/24 by the IB. Perhaps one of these other variables will be a better variable to investigate instead of music. IB Biology IA | Criteria Break Down, Tips & Tricks and Possible IA Ideas there Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask an ExpertNew PDF SIENE IA UIDE SCIENCE IA GUIDE - Lanterna Once spread on the soil, compost and manure are broken down into minerals by decomposing bacteria and fungi, as well as by . The biological functions of water. http://www.xrite.com/online-color-test-challenge. It may even be possible to find a database of measurements of children of different ages. Experimental setup:Find a few friends willing to participate and measure their ventilation rates with a respirometer (the human version) and then subject them to different stimuli. 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. 30+ New IB Biology IA Ideas. 7, How do the respiration rates of bakers yeast and wine yeast in various sugar solutions compare? 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. Independent Variable:Temperature, Oxygen availability. The Internal Assessment can be a daunting task, for many students this will be the first time you're tackling such an assignment. How do detergents, drinks, yogurt, and milk stack up when it comes to buffering? To measure the rate, you can either measure how quickly different species grow, or one of the other factors described below. A challenge is to work out the biological reasons behind you hypothesis, and it may be a good idea to branch away from toothpaste to test a specific chemical from the ingredients in the toothpaste. This is nice project if there is a specific environmental gradient in the site being investigated. IB Biology IA, Hydrolysis of starch using enzyme amylase 1st Method (SL) using white tile and stop watch How changing Temp/Salt conc Exploring how the height of plants is affected by Nitrogen or Fluoride based fertilizers used. An ideal IA idea is one that reeks of originality and leaves room for proper investigation and analysis in the process. How does the pH level of watering solution affect the growth and development of chickpea (Cicer arietinum) and mung bean (Vigna radiata) over a time period of 5 days indicated by the length of the stem measured? Reply 20 Fun and Interesting Biology Experiments for High School Are you struggling with choosing your topic for your IB Biology IA? 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. Experimental setup:Follow this link to find out more about colour blindness and how to investigate it. Experimental Setup:Grow germinating seed in environments with different types of diluted antibiotics, see how many succeed in each environment. Copyright 2023 Nail IB. We hope this article will serve as a foundation for you to get going on that IB Biology IA Investigation of yours! This is a great idea, but it could be complex and time consuming depending on the lab. It is important to set the Research Question in the background of the chosen topic. Studying how different carbohydrates in edibles impact the blood sugar levels in humans. However, keep in mind that even though we are doing our best to maintain this list fresh, other students will find it as well. location on shore. Comparing boys and girls for example will be impossible, unless the sample size is very large. For 5,000 years or more, humans have mixed flour and water, waited for the mixture to ferment, and when it was good and sour and full of gas, used it as leavening to make dough rise. The practical methods to germinate seeds and select appropriate salt concentrations will present definite challenges but this is an interesting study for students living near the coast, or in places where salt is applied to the roads in winter. Check out some Physics IA ideas here!11, What is the effect of the salt concentration on germination of different types of seeds? First is to ensure that there is some biology to explain any hypothesis, and that the RQ is firmly focused in the Biology. Download our Guide: How to Write a Perfect Biology IA (Click Here), If youre interested in getting additional support for your Biology IA, we have a team of expert IB Biology tutors that can help you plan, structure and execute your assignment. These ideas are for you to start exploring and begin! 2.1.2 Salt Doenjang is incubated at different salt concentration, controlled by the amount of sodium chloride dissolved in 100 ml of . Level of destructive aggression, recklessness and aggression in general of team sportsmen is higher than individual ones. Extract your own DNA. For example, an idea inspired by how the soil pH affects seed germination could be investigated in a new light; think of other factors controlling/affecting seed germination, and with a focus on quantitative data, you could progress further in your report. (Write your IA title!) Decomposition is crucial to the cycling of elements, such as carbon from one living organism to another. Free Biology Topics for Writing - Essay Samples and Research Paper Examples It might seem like a lot of work, but with the right topic in hand, you will go beyond your expectations! Stuck for Ideas planning your Biology IA? Probiotic Frozen Yogurt W. Tungrugsasut1*, C. Wiwat2, V. Srisukh1, K. Thoophaew1, and P. Tippawat1. Experimental Setup: Focus on how leaves in different conditions vary in their stomatal density. The performance in internal assessment at both SL and HL is marked against common assessment criteria, with a total mark out of 24. 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. Processes such as diffusion and osmosis as well as the effect of chemicals on components of cell membranes, or on enzymes could be included in the theory. You will find 100 topics on various subjects below. What brand of laundry detergent is the most effective in the digestion and removal of lipid stains? Need inspo for Physics too? The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. How to measure growth of algae with colorimeter - Biology Stack Exchange In addition to that, the IA explores how inhibitor ethanol affects the rate of the reaction. Understanding the biology behind GMOs can help consumers - Agriculture Perhaps another research question will be better, something linked to hormones, or to physical activity. Dependent Variable: Degree of growth of plant towards a light source. Stomata are the areas of gas exchange in leaves. | What is the most effective way of fighting an endemic? 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. tillu22. IB SL & HL Biology Internal Assessment Topics - WritingMetier IB Biology IA topics: Biology being a scientific course encompasses a lot of investigation and research. The data must be analysed by the student and tables / graphs etc. Without further adieu, lets dive headfirst into 30+ IB Biology IA ideas for your Biology IA Investigation! If there are any ethical implications to your report, how do you plan on minimizing the environmental impact of your experiment?. IB HL Biology IA Proposal - The effect of lactase on various - StuDocu Canada: +1 (647) 249-7179USA (WhatsApp): +1 (678) 679-2365edu@plusplustutors.com, 407 Iroquois Shore Rd. at which many forms of bacteria thrive [9]. | 5, Effect of BMI on skin surface temperature in various body areas on rate of recovery once exposed to cold. Growing Bacteria in Petri Dishes - Biology Experiment - The Lab IA Biology HL 6 Investigating the relationship between consumption of fat and carbohydrates per capita per day measured in kcal and share of adult obesity in a country as a percentage of the population IA Biology HL 7 Investigating Effect of Different concentration of pesticides on bacterial growth. 30 Biology IA topic ideas to get your lab report started! 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. In line with the IB Learner Profile, "Act with integrity and honesty". This could be compared to listening to music where research has been done to establish that pulse rate can be affected by music. Experimental setup:Choose different types of toothpaste/mouth-rinse and create diluted solutions of them (mix them with water). 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. Maybe you can suggest that to your teacher? What effect does temperature have on the ripening process of a fruit?. Keep the research question brief and relevant. http://globalhealthgovernance.org/blog/2017/12/1/how-to-find-data-on-infectious-disease-outbreaks, Heres a useful link for ventilation rates. 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 Bacteria - Definition, Shapes, Characteristics, Types & Examples Then, add some liquid soap (like the one you use for washing the dishes), juice from a grapefruit, and . Biology IA Checklist 2022: Step by Step Guide for a Perfect IA - IB Better Reply 7. How to Choose Interesting Biology Research Topics? - MyAssignmenthelp.com 29, Determining the effect of time on the plasmolysis of potatoes, 30, Exploring mollusc shapes with regards to an external variable e.g. Unraveling topoisomerase IA gate dynamics in presence of PPEF and its 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. 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. There are many possible variations, perhaps the presence of animal excrement could be the causal factor, otherwise some species may be more resistant to scratching and disturbance, caged animals can selectively graze on parts of a lawn, just to mention a few ideas. Reference to Course: Molecular Biology(Enzymes). Choosing the perfect IB Biology IA idea is only the first step in making ones IB Biology Investigation, but definitely, the most significant. Posted October 26, 2015. At lower pH levels of 4.0 - 5.0, lactic acid bacteria can grow and pro- duce lactic acid. This creates fermented products. Investigation of the functioning of the eyes when using paper or different electronic screens. Dont worry, weve all been there. The Biology of Sourdough | Discover Magazine Registration confirmation will be emailed to you. Different plants will change their transpiration rates in response to the environment. Well, you can try to model bacteria growth, cell division. Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. Selecting an IBxq Biology IA idea has never been easier! Investigating muscle activity involved when standing on ones toes(Ballet dancers). They are produced in nature by soil bacteria and fungi. What are some potential topics for my MATH IA that related to biology How does increasing the concentration of Oxytetracycline in mg/L affect root elongation in cm of Citrus limon? This is a standard lab and the challenge will be to ensure that it is put into an interesting biological context. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. How does cumin and turmeric powder, in comparison to indigestion tablets, affect the rate of neutralization of hydrochloric acid, measured by the difference of change of pH levels in 5 minutes? Want some A-quality guidance? Understanding how a particular abiotic factor affects the biodiversity in a habitat. it might even be possible to use mesocosms to perform this investigation as these would make it easier to control more of the other variables.

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