9, Do our reaction times slow down with age? 12, What happens after the best-by date of dairy products? 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 . Bacteria with a capital B refers to the domain Bacteria, one of the three domains of life. State your hypothesis; it is important in the context of your research. Its very important that you consider if whether you can apply these topics to your own life, as this shows personal engagement. Of course the underlying processes are controlled by enzymes, or the fruit ripening hormone ether. 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. Choosing the perfect IB Biology IA idea is only the first step in making ones IB Biology Investigation, but definitely, the most significant. Browse. Increasing sucrose concentration makes more sugar available for Cell Respiration but it also draws water out of yeast by osmosis, which could kill it. About us reply. IA investigation - teacher's marking activity, Metabolism Respn & Photosynthesis test HL, Metabolism Respn. Keep the research question brief and relevant. Coli bacteria using a micro pipette. Read more about it here, Independent Variables: Concentration of Sucrose. 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. Selecting an IBxq Biology IA idea has never been easier! | The internal assessment, worth 20% of the final assessment, consists of one scientific investigation. investigation should cover a topic that is commensurate with the level of the course of study. The practice of making sourdough is as ancient as bread itself. This investigation tries to establish a pattern between the weather and the spread of a disease. While there is a considerable challenge in designing apparatus and growing plants the idea of using plants to filter the water in 'ecological' swimming pools is quite well established. Is there an optimum intensity of warm up to achieve best performance? 170+ Biology Research Topics for Students - EduBirdie.com 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! Internal Assessments are the perfect way to get students to put their knowledge to use by Observing, Questioning, and Investigating. 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. If there are any ethical implications to your report, how do you plan on minimizing the environmental impact of your experiment?. Where do you even begin such a task? cactus) and a halophyte (eg. IB EE on the effect of pH and salt on the growth of - Issuu What is the most effective way of fighting an endemic? . How do cleaning products affect the growth of house plants? If youre looking for guidance on how to actually write an IA once youve chosen your topic, check out our IA Checklist post! Lawrence Kok Sofia, Pancharevo, Bulgaria IB Science Teacher at Anglo American School of Sofia, AAS. 2.1.2 Salt Doenjang is incubated at different salt concentration, controlled by the amount of sodium chloride dissolved in 100 ml of . This investigation might sound simple at a first glance but there are many difficulties to overcome in terms of controlled variables and the method of measuring the CO2. You can find more information here, Independent Variable: Different Antibiotics, Different Seeds, Dependent Variable: Success of Germination, Rate of Germination. Biology in the DP - International Baccalaureate Photo. Grab ideas, see examples and create own perfect Biology essay and research paper! Exploring how the reaction times of humans get affected with age. Read more here, Dependent Variable: Rate of transpiration (measure with a Potometer), Challenges: Getting the plants, Setting up a Potometer. We hope our list of Internal Assessment Ideas was useful. 6 years ago. The first step consists of spitting on the glass and adding a pinch of salt to it. If some abiotic factors can also be recorded including the pollution level, eg nitrate level, BOD, turbidity etc. This is a list of possible sites for students to use as online labs. Read more about it here. 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. 17, What is the effect of pests on the diversity of plants in a lawn? Auxin hormone is largely responsible for controlling the direction of plant growth. A clear RQ is essential and there are quite a few possibilities. Email length need to be from 5 to 40 characters, Password length need to be from 5 to 40 characters. 30 Biology IA topic ideas to get your lab report started! Test how different household cleaning products affect seed germination! Introduction 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. I got a 7 for Biology HL and my IA was awarded a 22/24. Biology IA (NOTES) - ibmynotes This creates fermented products. 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'. Independent Variable:Temperature, Oxygen availability. Decomposition is crucial to the cycling of elements, such as carbon from one living organism to another. Independent, Dependent variables need to be highlighted, as should the hypothesis. The challenge is really how to control the temperature of the fruit (or the light) for a long period of time, perhaps 2 weeks. (DOC) BIOLOGY Practice IA | Riona Claire - Academia.edu Vegetables decay over time but how can we slow down the process? Starting with a process which requires diffusion in living cells will help the topic to be interesting and will show some personal engagement. I did one on predator-prey relationships and in the end I modelled two sine graphs. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the IB Biology Diploma Programme Subject, its objectives, partwise breakdown, and what IB expects of you. Exploring how the Water Quality Index (WQI) is affected by water obtained from Chemical Industries/Sewage Treatment Plants. 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? Before we dive more in-depth, you might want to check out our premium IB Biology SL Notes to own your Biology SL papers! Experimental setup: In this ecological experiment, you will use quadrat sampling to test how successfully different plant species grow in environments. Remember! Biology IA Topics: 20+ Great Ideas to Get You Started If the algae is green, then the maxima should be over in . An important thing to note here is that although you are allowed to take inspiration from existing research, papers/journals, you are expected to give a novel perspective to the idea while producing it in your investigation. CareerBuilder TIP. Get your own tutor today! Or find the correlation between the height of one's parents and their own height, then make predictions based on your findings. 15. 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! The internal. 4, How does varying the gel concentrations of agarose affect DNA migration through a gel? The biological functions of water. This is interesting because the higher concentrations will cause outward osmosis in the yeast and perhaps slow down respiration, or even kill the yeast. using potassium permanganate and heating, from a protocol from Science & plants for schools. 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. How to measure growth of algae with colorimeter - Biology Stack Exchange 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. There are some ethical questions involved too, and parental consent will be essential for any experiments on children. Dependent Variable: Respiration Rate (measure with respirometer or gas probe detecting CO2 formation. Independent Variable: Light exposure, Different Species, Atmospheric CO2 concentration, Dependent Variable: Stomatal density (seen under the microscope). . A full experimental setup can be found on this link. Exemplars. 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. In accordance To help you find your own topic among interesting biology research topics, we prepared some useful tips to follow. It is all the same when choosing that one Biology IA idea from a platter full of inspiration. watch this thread. Alternatively, sign up to our sites at www.studyib.net Report. 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. Studying how different carbohydrates in edibles impact the blood sugar levels in humans. Let's help inspire M22 students since it's already IA season! This is nice project if there is a specific environmental gradient in the site being investigated. Biology HL IA Idea Proposal - Bacteria vs Fertilizer - Stuvia The use of compost and manure by gardeners and farmers NOTE: These topics are purely meant as inspiration and are not to be chosen blindly. Halophytes grow in Salty conditions whereas normal plants dont. Personal engagement, exploration, analysis, evaluation, and communication. It is thought that there may be some aggressive behaviour depending on the qualities of the sportsman, trainer's tactics, and sports fan and media pressure. The Internal Assessment can be a daunting task, for many students this will be the first time you're tackling such an assignment. Observe how changing the colour of the light source impacts the success of phototropism! Population growth curves. 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! Without further adieu, lets dive headfirst into, (Metabolism, Cell Respiration, Photosynthesis), Want some A-quality guidance? 100 Biology Research Topics Ideas For Students The work produced by students is assessed internally by the teacher first, and it is then moderated externally by the IB. SIENE IA UIDE 8 info@lanternaeducation.com 23. Neither should the idea be too generic and nor too simplistic. should include all the normal conventions of d.p. 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. 5, Effect of BMI on skin surface temperature in various body areas on rate of recovery once exposed to cold. IA Overview. These microbes assault the nourishment scraps that stick to, and in the middle of our 2 teeth. What is a good topic for Biology IA (Individual Investigation - Quora Dependent Variable: Rate of Seed Germination. What effect does temperature have on the ripening process of a fruit?. 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. These proportions make enough nutrient agar to prepare two petri dishes. For instance, if you choose to investigate how light levels affect the predation of peppered moths, you could set a background of you have gained a fascination for that species ever since it was introduced to you for some explanation in your regular classes and eventually give more scientific basis for your choice. Biology_IA.pdf - IB Biology HL II - Internal Assessment Experimental setup:Set up an experiment that measures the ethylene or CO2 levels of fruits over time, and expose different fruits to different independent variables. Below you will find science fair project ideas primarily related to biology. Browse these for more information! One possible solution is to measure another (or some other) factors about the body and look for a correlation. 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. This is an interesting quantitative method to estimate glucose concentration. There are biology topics that can be connected to culture, music, language, and the like. Download our 2022 Biology IA Guide (Checklist) to help write the perfect Internal Assessment. http://globalhealthgovernance.org/blog/2017/12/1/how-to-find-data-on-infectious-disease-outbreaks, Heres a useful link for ventilation rates. Independent Variables: Temperature, Sunlight variation, Skimmed vs Whole, Dependent Variable: Rate of bacterial growth (on agar plates), pH of milk. 7, How do the respiration rates of bakers yeast and wine yeast in various sugar solutions compare? To find out more, see our. 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. If you continue to use this site we will assume that you are happy with it. 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? It is known that you should have at least 25 samples of data for your Biology IA, but let us explain why. Don't do it! An ideal IA idea is one that reeks of originality and leaves room for proper investigation and analysis in the process. Tip 1: The level of interest matters. The IB advise student and teachers, each year, to avoid this sort of lab. It is important that you do the work yourself and not just copy the material. Nice to see you here. For strict autotrophic organisms - Only inorganic compounds. Investigate how different species of plants respond differently to environmental stimuli. 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. It could be used in a wide range of labs. | Student work is internally assessed by the teacher and externally moderated by the IB. There are plenty of factors to control which makes this investigation difficult and if there isn't enough data or the controls are not in place this could lead to a low mark after much work. Be unique and think about how it's interesting to YOU! The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication. These criteria are Communication, Exploration, Personal Engagement, Evaluation, and Analysis. Understanding the biology behind GMOs can help consumers - Agriculture How does the composition of soil affect the growth of runner Plants from the original plant? Paper 2 contains short-answer and extended-response questions on the core (and Additional Higher Level (AHL) material . Senior Scientist | Biology-Discovery - Animal Health 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 Want some A-quality guidance? 12 Investigation ideas with a biological twist. Most strands of this bacteria are found to be harmless and even healthy to be part of the human digestive system, however some strands can cause to the development of serious problems like . 16. Stomata are the areas of gas exchange in leaves. Experimental Setup:Create different environments for vegetables to decay in and measure the decay over a fixed period. Then use agar plates and bacteria to test their effectiveness by seeing how many bacteria grow in the different plates! 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. How the rate of decay affects temperature, water & oxygen - BBC Heres a useful link for ventilation rates. Use it to spread the bacteria across the surface of the Petri dish while rotating it. The greatest challenge in this investigation is getting a large enough data set which takes into consideration enough of the factors which need to be controlled. This investigation is going to require a very precise research question and some careful methodology to ensure that the data collected can be used to answer the RQ. Originally Answered: what are some examples of good biology IA's? IB Biology IA examples | Clastify Use the epidemiological data to measure rates of change. We are available: Mon-Fri 9am-7pm CESTSat 10-5pm CESTSun 12-5pm CEST. We hope this article will serve as a foundation for you to get going on that IB Biology IA Investigation of yours! These Biology IA Ideas Will Help You Get A High Grade In Your Biology IA. 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! Probiotic Frozen Yogurt W. Tungrugsasut1*, C. Wiwat2, V. Srisukh1, K. Thoophaew1, and P. Tippawat1. The climate is different at different altitudes and the growing season begins later at high altitude. IA and EE - IB Chemistry Biology IA There are some quite nice online tests of colour vision, and also many telephone apps. 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. Browse thousands of Internal Assessment, Extended Essay, and TOK examples. 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. 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. . Does it matter what type of light the plant is exposed to affect the growth of auxin? Preview 1 out of 13 pages Place the bottle in hot water at 170-190 F until all of the agar is liquid. In this post, we give you 50 IB Biology IA Ideas to help you speed up your research process. But how do we get started on a lab report and, crucially, what should we write about? Experimental setup:Find a xerophyte (eg. Without further adieu, lets dive headfirst into 30+ IB Biology IA ideas for your Biology IA Investigation! 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. Lactobacilli reproduction and growth is the cause of milk spoilage. Kimchi Chemistry | Science Project 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. Bacteria are single-celled microorganisms with prokaryotic cells, which are single cells that do not have organelles or a true nucleus and are less complex than eukaryotic cells. Perhaps one of these other variables will be a better variable to investigate instead of music. What are some potential topics for my MATH IA that related to biology Antibiotics are chemicals that kill or inhibit the growth of bacteria and are used to treat bacterial infections. Using a previously characterized and described abdominal model to define the avian immune response to Salmonella intra-abdominal challenge in chickens, we have adapted this technique for the study of chickens' immune response to a Campylobacter intra-abdominal challenge. Despite so, there are still some that can cause bloody diarrhea, severe anaemia or kidney failure, all in which can lead to death. Water Bath Method - Loosen the agar bottle cap, but do not remove it completely. What has inspired you to do that topic? tillu22. Click here (amylase) or Click here ( pancreatin amylase) from Carolina. 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. Finding how the respiration rates of bakers yeast and lager and wine yeast in various sugar solutions compare. The effect of pets on the diversity of plants in a garden lawn. Understanding some basic biology and the processes of plant breeding can help individuals understand GMOs and their safety. How do different concentrations of lactases affect the breakdown of disaccharides like lactose in milk effectively? Bio IA graded 7 IB score - Aim: To determine the effect of - Studocu Topics about Biology, we've collected for you from our best Biology papers samples! Posted October 26, 2015. You can visit www.ibbiologytutors.com to register for a FREE demo session.. Level of passive aggression in individual sportsmen is found higher. 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. 15, Analysing the impact of river pollution on marine life. Exploring root hair cells and finding their visibility with age. A 125ml bottle of nutrient agar contains enough to fill about 10 petri dishes. The effect of techniques used to preserve milk on its ability to support the growth of probiotic bacteria. Antibiotics | Microbes and the human body | Microbiology Society Therefore, it's super important that your IB Biology IA gets as high a mark as possible. It might seem like a lot of work, but with the right topic in hand, you will go beyond your expectations! These five biology research topics are for graduate-level students, catering specifically to those in top programs around the country: What evidence is there of a pandemic that can wipe out half of the world's population?
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