Use it to spread the bacteria across the surface of the Petri dish while rotating it. Experimental setup:construct a seed germination experiment with different seeds and add increasing solutions of NaCl, observing the impact of increasing salt concentration in different seeds. First is to ensure that there is some biology to explain any hypothesis, and that the RQ is firmly focused in the Biology. terms of service. 30 Biology IA Topic Ideas! | Lanterna Education Blog This can become interesting because you can test how different conditions affect milks spoilage, Experimental setup:In this experiment, you can compare milk spoilage. Level of destructive aggression, recklessness and aggression in general of team sportsmen is higher than individual ones. compare? 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. 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. The Aim answers Why while the Research Question answers the What. 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. In some other cases E. coli can also cause urinary tract infections. Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. 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. 22 Biology IA Topic Ideas | IB | ++tutors Also, be sure that you know all of the rules and regulations for your particular science fair before you begin your project. By siging up, I agree to Lanternas Other possibilities are paper simulations, e.g. Alcohol is a common active ingredient in many of the commercial mouth washes. We hope our list of Internal Assessment Ideas was useful. On 10/25/2014 at 9:58 AM, AndovarEdoras said: On 10/25/2014 at 9:02 AM, mariiia said: you can do something with the rate at which cells/bacteria/etc multiply, which I think is population growth so it would involve natural logarithms and exponential curves at least. They know exactly how to get a 7 in your IA and exam and can give you tips and tricks on how you can do the same. The intra-abdominal Campylobacter infection model facilitates the characterization of peripheral blood leukocyte . 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. 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. IB HL Biology IA Proposal - The effect of lactase on various - StuDocu This investigation is Design an experiment to investigate a factor which affects the precision of colour vision, age, tiredness, gender, eye colour, etc. are the criteria against which the investigation is assessed. Plot this data with A on the Y-Axis and wavelength in nm on the X-axis. Starting with a process which requires diffusion in living cells will help the topic to be interesting and will show some personal engagement. Reply 7. Take 10 micro liters of the cultured. 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. Independent Variables: Temperature, Sunlight variation, Skimmed vs Whole, Dependent Variable: Rate of bacterial growth (on agar plates), pH of milk. Does the behaviour of an animal change as the population increases? This is a simple experiment to carry out, but a difficult experiment to get good controlled data for. Comparing the Carbon Dioxide levels in the air exhaled after and before workout sessions. A 125ml bottle of nutrient agar contains enough to fill about 10 petri dishes. The IB advise student and teachers, each year, to avoid this sort of lab. So there we have it! Independent Variable: Age, Tiredness, Gender, Eye Colour. Ensuring that there is enough data will also be important as there are likely to be quite a few other factors which will need controlling or considering at least. Remember any participants will need to give written consent before any experimenting, and the mild stress of exam conditions must be harmless. Halophytes grow in Salty conditions whereas normal plants dont. The challenge is really how to control the temperature of the fruit (or the light) for a long period of time, perhaps 2 weeks. 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. Personal engagement, exploration, analysis, evaluation, and communication. About us (1 More IB Past Papers). Athletes perform better if they warm up properly before an event. | Independent Variable:Temperature, Oxygen availability. Some plants grow well in coastal soils with igh salt concentrations but others don't. At lower pH levels of 4.0 - 5.0, lactic acid bacteria can grow and pro- duce lactic acid. Lawrence Kok Sofia, Pancharevo, Bulgaria IB Science Teacher at Anglo American School of Sofia, AAS. If you are a student and wish to access these resources, ask your school to subscribe. These are just some of the questions which will need answering. One idea would be to make a series of soils using active compost and sand. Biology Science Fair Project Ideas - ThoughtCo watch this thread. 3. 10, Can we slow down the decaying times of vegetables? 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). Can the max performance be measured best using max heart rate or maximum speed? 14. For strict autotrophic organisms - Only inorganic compounds. IA Biology HL 6 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. Or find the correlation between the height of one's parents and their own height, then make predictions based on your findings. How does the shade of a leaf relate to the composition of photosynthetic pigments it contains? Help us improve CareerBuilder by providing feedback about this job: Report this job Job ID: 9096_4208814345. 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? 18, What is the effect of isotonic drinks on rehydration and recovery after exercise? This could be compared to listening to music where research has been done to establish that pulse rate can be affected by music. : Limitations and Improvements should be specified. IB Biology IA Ideas wont strike out of the blue, but heres a list of. (Write your IA title!) 15. [], or you can call us here at: +44 20 4571 0455. There needs to be some clear links to the biology of blood pressure and how exercise affects it. Maybe you can suggest that to your teacher? 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. CareerBuilder TIP. Bananas lend themselves to this because their skin changes colour. InThinking Subject Sites for teachers & their classes, Only teachers can take out free trials or subscriptions to our subject sites at IA and EE - IB Chemistry Biology IA Experimental setup:Follow this link to find out more about colour blindness and how to investigate it. Plant project studies allow us to learn about plant biology and potential usage for plants in other fields such as medicine, agriculture, and biotechnology. At Lanterna we have hundreds of tutors who smashed Biology. The different pH levels are pH 1, 3, 5, 7, 11, and 14. However, keep in mind that even though we are doing our best to maintain this list fresh, other students will find it as well. What are some potential topics for my MATH IA that related to biology To people who got a 7 in their HL Biology IA, what topic did - Reddit State your hypothesis; it is important in the context of your research. If youre struggling with the Paper 2 Data Based Questions, we also have a post about that here. Compost is made from dead plants and manure is the waste from animals. 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. You can visit www.ibbiologytutors.com to register for a FREE demo session.. Exploring how the reaction times of humans get affected with age. 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. Which pigments are made first in a growing leaf, or are all the pigments made at the same time? Bacteria - Definition, Shapes, Characteristics, Types & Examples 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. Where do you even begin such a task? 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. The effect of pets on the diversity of plants in a garden lawn. Don't do it! 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. 6 years ago. 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 . Antibiotics. At this point, all apparatus should have been properly set-up and the experimentations should be able to commence. Selecting an IBxq Biology IA idea has never been easier! Biology IA | PDF | Escherichia Coli | Bacteria - Scribd 5 years ago. Are you looking for some IB Biology Internal Assessment (IA) ideas? Still feeling a bit uneasy about the task ahead? tillu22. Independent Variable: Different household cleaning products/increasing concentrations of cleaning product. Experimental Setup:Grow germinating seed in environments with different types of diluted antibiotics, see how many succeed in each environment. Place all 5 of the red apples into the test tubes (1 piece for each test tube). How does different concentrations of Gibberellic acid affect the germination of a dolly Parton rose? 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? The internal assessment requirements are the same for biology, chemistry and physics. Ingredients: transparent glass, salt, liquid soap, grapefruit juice, and alcohol (e.g. Toothpaste is supposed to block bacterial growth. Unraveling topoisomerase IA gate dynamics in presence of PPEF and its Coli bacteria using a micro pipette. Check out some Physics IA ideas here!11, What is the effect of the salt concentration on germination of different types of seeds? The task will have the same assessment criteria for SL and HL. At SL and HL levels, the performance is rated concerning a defined assessment criterion which is marked out of the score of 24. Brian and also Louis G. Nickell and Alexander C. Finlay in the Journal of agricultural and Food chemistry, 2015. 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. Some diseases spread through direct contact, others are transmitted by an insect vector. The Biology of Sourdough | Discover Magazine They found that they could propagate their leavening by saving a bit of unused dough to sow the . Dependent Variable: Respiration Rate (measure with respirometer or gas probe detecting CO2 formation. Therefore, it's super important that your IB Biology IA gets as high a mark as possible. (DOC) BIOLOGY Practice IA | Riona Claire - Academia.edu IB SL & HL Biology Internal Assessment Topics - WritingMetier Some independent variables will be easier to test than others, for example size of text and distance wt which it can be read, would be better than measuring reading speed which can be affected by many other variables. Student work is internally assessed by the teacher and externally moderated by the IB. 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. There could be some biology theory applied to the plants leaves, or roots. 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 . Population growth curves. 8, How do the buffering actions of milk, yogurt, juices, detergents etc. 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. The procedure used should be well structured. IB Biology IA example: 21/24 Biology HL IA on Mitotic Index - Clastify 12 Examples and Tips for IB Biology IA | MakeSensei Probiotic Frozen Yogurt W. Tungrugsasut1*, C. Wiwat2, V. Srisukh1, K. Thoophaew1, and P. Tippawat1. Heres a link to a scientific article that did something very similar, copy their method. (16 More IB Resources), See It might seem like a lot of work, but with the right topic in hand, you will go beyond your expectations! 1. There are biology topics that can be connected to culture, music, language, and the like. 23 Ideas for Science Experiments Using Plants - ThoughtCo The biological explanation of why blood pressure might change when reading may be tenuous. PDF SIENE IA UIDE SCIENCE IA GUIDE - Lanterna 30+ New IB Biology IA Ideas. What are you waiting for? A well planned, structured, and executed IA is one that has been undertaken with complete zeal and enthusiasm. Senior Scientist | Biology-Discovery - Animal Health Bacterial Growth and Nutrition | Biology Ideas | Microbiology Media These proportions make enough nutrient agar to prepare two petri dishes. The existence of living organisms without cells. should include all the normal conventions of d.p. . How does the acidity of different beverages affect the deterioration of tooth enamel? Profile. How to Grow Bacteria: 5 Experiments to Grow & Test Bacteria Independent Variable: Light exposure, Different Species, Atmospheric CO2 concentration, Dependent Variable: Stomatal density (seen under the microscope). How does the concentration of zinc chloride affect the growth of plaque? We know that our topic has to be somewhat related to the syllabus, but where should we focus? 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 IA explored what affect does Enzyme Trypsin has on protein Casein which is contained in milk. Biological explanations could look at the way we grow, and if the brain changes size at the same rate as the lungs. Bacterial Growth and Nutrition | Biology Ideas | Microbiology Media June 22, 2021 by Ruturaj Mundhe Culture media and Bacterial Growth Bacterial Growth and Culture media are solid, semisolid, and liquid nutrient preparations employed for the cultivation of microorganisms. This is an interesting topic of investigation which relates to osmosis and ecology. 15, Analysing the impact of river pollution on marine life. Read more about quadrat sampling here, Independent Variable: Soil pH, Nitrates in Soil, Oxygen concentration, Dependent Variable: Presence or absence of certain species. 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. Lower concentrations will slow respiration because of a lack of substrate. tillu22. 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. 28, How do different antibiotics interact with the process of seed germination? 2.1.2 Salt Doenjang is incubated at different salt concentration, controlled by the amount of sodium chloride dissolved in 100 ml of . Experimental setup:In this experiment, you will expose seeds in a germinating environment to different household products solutions at increasing concentrations. Look at the genetic similarities and differences between species, kingdoms, phylas, classes, genuses, orders, families, and domains. 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. Outline the Equipment, time, and resources to keep a check on its feasibility. How do different kinds of toothpaste compare? Similarly to the experiment on the rate of decay, you can also measure how quickly fruits ripen, and which factors affect this ripening. 3. . Math solutions -. You can find more information here, Independent Variable: Different Antibiotics, Different Seeds, Dependent Variable: Success of Germination, Rate of Germination. Read more about it here. opening the floodgates to that sweet 45! This creates fermented products. What brand of laundry detergent is the most effective in the digestion and removal of lipid stains? Avoid any investigation where you are getting friends to drink Gatorade and measuring some unrelated but easy to measure factor, like pulse rate. Dependent Variable: Degree of growth of plant towards a light source. Using the pipette dropper to suck in 10 ml of the 3% hydrogen peroxide . Get your own tutor today! You certainly dont want to miss out on these! 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. Sterilize the spreader by holding it over the spirit lamp and then cooling it in the laminar airflow. What effect does temperature have on the ripening process of a fruit?. 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? Need inspo for Physics too? Then, add some liquid soap (like the one you use for washing the dishes), juice from a grapefruit, and . While these organisms inhibit the growth of many pathogenic bacteria and are also inten- tionally employed to ferment milk to make other dairy products such as yogurt and cheese, they can also induce How would changing (storage) temperatures affect the rate of change of pH of different types of milk due to spoilage? All rights reserved. The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. There are also many factors to consider in the type of reaction speed test that is used and there are also problems associated with the learning of the skill during the experiment. Kimchi is a traditional fermented cabbage dish from Korea. On this note, we wish you all the very best for your IB Biology IA Journey :). . All rights reserved. 30, Exploring mollusc shapes with regards to an external variable e.g. A Selection of Topics for a Biology Essay. It is possible to establish a theoretical link between mild stress and adrenaline (epinephrine) which will affect features in the body including pupil size but it is not possible to directly measure the level of any hormones in the body. 17. | 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! Stuck for Ideas planning your Biology IA? Along with a bundle of, with helpful examples! 6, How does sudden change in body position affect heart rate and baroreceptor feedback? 996+ Videos, 1180+ PDF Files, 5858+ Sample questions. Top 100 Biology Topics | Thesis Writing Ideas . The climate is different at different altitudes and the growing season begins later at high altitude. Studying how sudden workout affects the heart rate and baroreceptor feedback. Exploring root hair cells and finding their visibility with age. 3. . IB Biology IA | Criteria Break Down, Tips & Tricks and Possible IA Ideas IB Elite Academy online tutors provides hundreds of IB Biology IA ideas at both IB Biology higher level, IB Biology standard level. While having multiple trials is necessary for the investigation, each trial should also have multiple samples. Registration confirmation will be emailed to you. Perhaps some form of experiment using isotonic solutions on slightly dehydrated muscle tissue from a chicken leg, or liver would work. Does it matter what type of light the plant is exposed to affect the growth of auxin? Antibiotics | Microbes and the human body | Microbiology Society It is all the same when choosing that one Biology IA idea from a platter full of inspiration. Subject to the conditions provided for by applicable This is interesting because the higher concentrations will cause outward osmosis in the yeast and perhaps slow down respiration, or even kill the yeast. How do detergents, drinks, yogurt, and milk stack up when it comes to buffering? The challenge is to explain why there might be a change using biology and then to test it using some type of ecological sampling. there Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask an ExpertNew http://www.xrite.com/online-color-test-challenge. Understanding some basic biology and the processes of plant breeding can help individuals understand GMOs and their safety. The internal assessment, worth 20% of the final assessment, consists of one scientific investigation.
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