biology ia ideas bacteria

Understanding how a particular abiotic factor affects the biodiversity in a habitat. 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. How does the composition of soil affect the growth of runner Plants from the original plant? To seek where great ideas come from and change the way teachers/students learn in the 21st century. The distinctive features of human physiology. Reply 7. Change the different conditions in which the plants are found as well as the species. This is nice project if there is a specific environmental gradient in the site being investigated. 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. there Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask an ExpertNew 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? If youre looking for guidance on how to actually write an IA once youve chosen your topic, check out our IA Checklist post! Even though many of these topics led to high scores for some of our graduates in the past, it is important that you listen to the advice of your subject teacher before choosing any topic! Biology IA | PDF | Escherichia Coli | Bacteria - Scribd The Internal Assessment can be a daunting task, for many students this will be the first time you're tackling such an assignment. 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 the rate of decay affects temperature, water & oxygen - BBC A well. NOTES: Probiotics eat the lactose in milk through fermentation. location on shore. Population growth curves. The problem of this investigation is that it is difficult to measure rehydration or salinity. Senior Scientist | Biology-Discovery - Animal Health These are all genera and the specific species present definitely vary between cultures. Probiotic Frozen Yogurt W. Tungrugsasut1*, C. Wiwat2, V. Srisukh1, K. Thoophaew1, and P. Tippawat1. 18, What is the effect of isotonic drinks on rehydration and recovery after exercise? Antibiotics. Narrow down the subject. Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. Some preparation time will be required to germinate and plant the seeds. IB Biology IA example: 21/24 Biology HL IA on Mitotic Index - Clastify However, if you are still feeling lost, make sure to look at some of the strategies while choosing a good biology research paper topic. HL Biology IA Help! Paper 2 contains short-answer and extended-response questions on the core (and Additional Higher Level (AHL) material . | 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? In paper 1 there are 30 (at SL) or 40 (at HL) multiple-choice questions. Tip 1: The level of interest matters. 8, How do the buffering actions of milk, yogurt, juices, detergents etc. In general, keep in mind that for your Chemistry IA we want to measuring how changing one variable has an [], Choosing where to start with an IA can be the hardest part, and this is definitely true for the Physics IA. Alternatively, sign up to our sites at www.studyib.net IB Elite Academy online tutors provides hundreds of IB Biology IA ideas at both IB Biology higher level, IB Biology standard level. 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. Experimental setup:In this ecological experiment, you will use quadrat sampling to test how successfully different plant species grow in environments. To get started, you'll need to make your agar and fill some petri dishes. It is all the same when choosing that one Biology IA idea from a platter full of inspiration. Perhaps some form of experiment using isotonic solutions on slightly dehydrated muscle tissue from a chicken leg, or liver would work. The internal assessment, worth 20% of the final assessment, consists of one scientific investigation. For strict autotrophic organisms - Only inorganic compounds. They investigate the hypothesis that. 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. The existence of living organisms without cells. Heres a link to a scientific article that did something very similar, copy their method. There may be a combination of roles for plant roots and bacteria in the substrate and both of these link to the nitrogen cycle and so would allow for a detailed hypothesis and a focused research question. Biology IA Ideas with Independent Variables 1. The difficulty begins with identifying the genres in a scientific way. The internal assessment requirements are the same for biology, chemistry and physics. Do individuals of different types all behave in the same way to a stimulus. Can temperature, humidity, or exposure to sunlight affect how quickly vegetables decay? Browse these for more information! Homemade extraction of your own DNA. 0. Alcohol is a common active ingredient in many of the commercial mouth washes. 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. This is a bit more complex than a simple pulse rate investigation, but the challenge to control variables is equally great. HL Biology IA Help! If you insist on trying this then be sure to cover the control of variables, there are a lot which can affect the heart. On this note, we wish you all the very best for your IB Biology IA Journey :). Browse. 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! The stages of embryonic development. Click, See Biology in the DP - International Baccalaureate Lots of plant ideas in the questions and answers It is also possible to use this method to study glucose levels in ripening fruit, lactase activity in milk producing glucose or maltase activity in germinating seeds. Originally Answered: what are some examples of good biology IA's? However it could be really interesting to compare simple behaviour in animals. Free Biology Topics for Writing - Essay Samples and Research Paper Examples Well, you can try to model bacteria growth, cell division. 20 Fun and Interesting Biology Experiments for High School 13. assessment, worth 20% of the final assessment, consists of one scientific investigation. One idea would be to make a series of soils using active compost and sand. 3. . This is a simple idea, but the explanation is more complex, and this might be the challenge of this particular investigation. 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. A full experimental setup can be found on this link. At this point, all apparatus should have been properly set-up and the experimentations should be able to commence. 25 Unique Biology IA Ideas - Think Smart Tutoring PDF SIENE IA UIDE SCIENCE IA GUIDE - Lanterna Posted October 26, 2015. How would changing (storage) temperatures affect the rate of change of pH of different types of milk due to spoilage? (1 More IB Past Papers). IA Biology HL 6 . What effect does temperature have on the ripening process of a fruit?. 30 Biology IA topic ideas to get your lab report started! The internal assessment requirements are the same for biology, chemistry and physics. I'll do so in a series of questions that will help you probe deeper into your IA. Dependent Variable: Rate of Seed Germination. You can find more information here, Independent Variable: Different Antibiotics, Different Seeds, Dependent Variable: Success of Germination, Rate of Germination. Then use agar plates and bacteria to test their effectiveness by seeing how many bacteria grow in the different plates! Take 10 micro liters of the cultured. Another simple biology experiment involves going into your natural environment, such as a local park, to observe diversity among plant samples. Sterilize the spreader by holding it over the spirit lamp and then cooling it in the laminar airflow. 15, Analysing the impact of river pollution on marine life. Hurry, this offer ends on January 17th! How do natural antiseptics (ginger and turmeric) compare with commercial antiseptics in the inhibition of growth of e. coli bacteria? The video breaks down the c. location on shore. classes to learn/preach! Click here (amylase) or Click here ( pancreatin amylase) from Carolina. How to Grow Bacteria: 5 Experiments to Grow & Test Bacteria In this post, we outline the different necessary components. Biology Science Fair Project Ideas - ThoughtCo Are you struggling with choosing your topic for your IB Biology IA? Lots of scope but not an easy investigation to complete in the time, in 12 pages. 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. Teens can work to find out why certain plants present certain colors. 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. 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? Bananas lend themselves to this because their skin changes colour. IB Biology IA, Hydrolysis of starch using enzyme amylase 1st Method (SL) using white tile and stop watch How changing Temp/Salt conc This investigation could be a nice way to combine two standard procedures, one to estimate the rate of respiration in the soil and another to estimate the rate of growth of a plant. 29, Determining the effect of time on the plasmolysis of potatoes, 30, Exploring mollusc shapes with regards to an external variable e.g. Measuring the energy content of a packet of Cheetos 30 IB Biology IA Topic Ideas 1. How do detergents, drinks, yogurt, and milk stack up when it comes to buffering? If some abiotic factors can also be recorded including the pollution level, eg nitrate level, BOD, turbidity etc. Without further adieu, lets dive headfirst into, (Metabolism, Cell Respiration, Photosynthesis), Want some A-quality guidance? So there we have it! The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication. These proportions make enough nutrient agar to prepare two petri dishes. 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. 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! Biology Internal Assessment Topics: 15+ Sample, Example Topics The internal assessment requirements are the same for biology, chemistry and physics. The best investigations will have a biological reason why there might be a correlation between the IV and the DV. How does different conditioners affect the strength of hair? 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. 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. Constraints, if any, need to be mentioned as well. 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 are some ethical questions involved too, and parental consent will be essential for any experiments on children. Which pigments are made first in a growing leaf, or are all the pigments made at the same time? By submitting this form, I agree to the data entered being used by Nail IBNSW for sending Read more about it here. To help you find your own topic among interesting biology research topics, we prepared some useful tips to follow. For this experiment, youll investigate how different variables affect the rate of decay! An IB Internal Assessment is an individual assignment assessed by a subject teacher following a given set of criteria to guide, construct, and evaluate the finished assignment. 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. HL Psychology or HL History? Would soil pH effect the enzymes in the seed responsible for germination, is there another explanation? 3. . Independent Variables: Temperature, Sunlight variation, Skimmed vs Whole, Dependent Variable: Rate of bacterial growth (on agar plates), pH of milk. Dependent Variable: Respiration Rate (measure with respirometer or gas probe detecting CO2 formation. 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. This is a list of possible sites for students to use as online labs. 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. Natural selection - lab bench Which type of water fleas escape predators best? Dont worry, weve all been there. In some other cases E. coli can also cause urinary tract infections. Is there an optimum intensity of warm up to achieve best performance? Independent Variable: Plant species + humidity/temperature/ light intensity, Dependent Variable: Rate of transpiration. Internal Assessments are the perfect way to get students to put their knowledge to use by Observing, Questioning, and Investigating. It will be useful for students who are lost for an idea, or teachers who are looking for something to inspire a particular student. Along with a bundle of, with helpful examples! http://globalhealthgovernance.org/blog/2017/12/1/how-to-find-data-on-infectious-disease-outbreaks, Heres a useful link for ventilation rates. They cause our teeth to rot, shaping plaque and causing awful breath. Level of passive aggression in individual sportsmen is found higher. How does the concentration of zinc chloride affect the growth of plaque? Lower concentrations will slow respiration because of a lack of substrate. Challenges: Being consistent in assessing the fruit ripeness. What are you waiting for? Photo. Perform the relevant analysis, keeping in mind the research question, and conclude. The effect of techniques used to preserve milk on its ability to support the growth of probiotic bacteria. investigation should cover a topic that is commensurate with the level of the course of study. Controlling factors which can affect blood pressure could be an investigation in itself! Then is is going to be a challenge to design a method of data collection which controls all the possible variables. HL Biology IA Help! - The Student Room What brand of laundry detergent is the most effective in the digestion and removal of lipid stains? It is important that you do the work yourself and not just copy the material. You certainly dont want to miss out on these! The bacterial component shows more variation, including representation from Acetobacter and Gluconacetobacterto turn ethanol into acetic acid (giving the sour, vinegar flavor)as well as Lactobacilluslactic acid-producing bacteriain some instances. Studying how sudden workout affects the heart rate and baroreceptor feedback. Studying how different carbohydrates in edibles impact the blood sugar levels in humans. IB EE on the effect of pH and salt on the growth of - Issuu then this could be a very good study. I investigated the change in mitotic index that occurred in onion root tips when they germinated in solutions of differing K+ ion concentration. Keep the research question brief and relevant. However, keep in mind that even though we are doing our best to maintain this list fresh, other students will find it as well. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. Investigate how different species of plants respond differently to environmental stimuli. The intra-abdominal Campylobacter infection model facilitates the characterization of peripheral blood leukocyte . Click here for top-notch IB resources or here to assess how your prep is going! The focus is on the parts of the cell and the interaction of the cytoplasm and the membrane as the topic ideas below show: The Pros And Cons Of The Cytoskeleton System Through The Lens Of Cell Motility. reply. These microbes assault the nourishment scraps that stick to, and in the middle of our 2 teeth. 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. Before we dive more in-depth, you might want to check out our, to own your Biology SL papers! In accordance The Biology of Sourdough | Discover Magazine This can become interesting because you can test how different conditions affect milks spoilage, Experimental setup:In this experiment, you can compare milk spoilage. Math solutions -. NOTE: These topics are purely meant as inspiration and are not to be chosen blindly. You will find 100 topics on various subjects below. Testing global warming: How does CO2, water vapour, oxygen, or any other variable affect temperature inside a cutoff bottle exposed to simulated sunlight? Microorganisms | Free Full-Text | Leukocyte Response to Campylobacter 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! Test how different household cleaning products affect seed germination! Citing documents/web pages and giving references is another important aspect of your IA that needs to be taken care of. tillu22. Get up to 300 bonus credits with our tutoring packages! A 125ml bottle of nutrient agar contains enough to fill about 10 petri dishes. Other possibilities are paper simulations, e.g. At SL and HL levels, the performance is rated concerning a defined assessment criterion which is marked out of the score of 24. Kimchi is a traditional fermented cabbage dish from Korea. If a person exercises regularly they should have a better level of fitness, this might mean that their heart rate increases by less in the short burst of exercise than someone who does no regular exercise. Take inspiration from these and research further to land on that one idea that gets you going! 30+ New IB Biology IA Ideas. Want some A-quality guidance? It is imperative to acknowledge the safety protocols as established by IB and consider the ethical aspects of your investigation. All rights reserved. Experimental Setup: Focus on how leaves in different conditions vary in their stomatal density. There are biology topics that can be connected to culture, music, language, and the like. To make the experiment more detailed, students can rub collected samples on filter paper to observe which plants present which colors. What is a good topic for Biology IA (Individual Investigation - Quora If youre struggling with the Paper 2 Data Based Questions, we also have a post about that here. Internal Assessments are the perfect way to get students to put their knowledge to use by Observing, Questioning, and Investigating. are the criteria against which the investigation is assessed. http://www.xrite.com/online-color-test-challenge. To what extent does the mass of sodium nitrate powder have an effect on the quality of beef as a preservative. Pour the bacteria onto the solidified agar plate. IA Advice & Ideas; Help! But how do we get started on a lab report and, crucially, what should we write about? 3, Describe how the primary productivity of algae changes with temperature, algae concentration, other aquatic plants, salinity, nutrients, and any other variables you may want to consider. 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? After use of the cell phone, bacterial contamination of the physicians" hands was found in 38 out of 40 cases.In this experiment of prokaryotes students take samples from their mobiles phones and grow prokaryote colonies on agar plates. A List Of Great Topics For A Biology Extended Essay - Christian Paul First is to ensure that there is some biology to explain any hypothesis, and that the RQ is firmly focused in the Biology. Remember, the Independent variable is one that you are allowed to change(just one); the Dependent variable is one that you measure as it changes with the Independent variable; all the other experiment conditions must be kept constant to ensure that the experiment is fair. If the algae is green, then the maxima should be over in . (DOC) BIOLOGY Practice IA | Riona Claire - Academia.edu Using nationally published data on epidemiology and weather data is certainly possible and it could happen that there are correlations between climate and some disease outbreaks this will need explaining in terms of the mechanisms of transmission of the specific disease. Some of the challenges of this type of investigation will be controlling other factors which affect the growth of plants. DP Biology: 30 investigation ideas for Biology IA A clear RQ is essential and there are quite a few possibilities. 19, What is the difference in the CO2 levels exhaled before and after enduring physical exercise? Observe how changing the colour of the light source impacts the success of phototropism! This investigation relies on the recording of abiotic data and data about the stage of the flowering cycle using the number of flowers / fruit / buds etc in a single species at different altitudes up a mountain. Student work is internally assessed by the teacher and externally moderated by the IB. Check out some Physics IA ideas here!11, What is the effect of the salt concentration on germination of different types of seeds? Every year the examiners' report mentions problematic Investigations, those which are unethical, or standard labs which are not applied to any specific interest. 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. 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 Many say that as we get older, our reaction times slow down, see if this is true! Contact, Twitter It is very easy to extract DNA at home just using everyday kitchen supplies. Don't do it! 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. This is an interesting study and it links to the role of auxin as well as photosynthesis so there is theory to discuss. | 3. . 12 Examples and Tips for IB Biology IA | MakeSensei 12, What happens after the best-by date of dairy products? The Aim answers Why while the Research Question answers the What. Unraveling topoisomerase IA gate dynamics in presence of PPEF and its