biology ia ideas bacteria

24. Biology in the DP - International Baccalaureate You certainly dont want to miss out on these! These are all genera and the specific species present definitely vary between cultures. Also, be sure that you know all of the rules and regulations for your particular science fair before you begin your project. If you insist on trying this then be sure to cover the control of variables, there are a lot which can affect the heart. Use it to spread the bacteria across the surface of the Petri dish while rotating it. Lab Work - BIOLOGY FOR LIFE The milk that they are added to can be preserved in certain ways before the bacteria is added and the growth This FREE guide reveals the most powerful information for boosting your extended essay score and You certainly dont want to miss out on these! Practical procedures and controls will be the challenge, but data should be easy to record if the seedlings grow. This could be compared to listening to music where research has been done to establish that pulse rate can be affected by music. Challenges: Being consistent in assessing the fruit ripeness. 3. Which pigments are made first in a growing leaf, or are all the pigments made at the same time? Let's help inspire M22 students since it's already IA season! However it could be really interesting to compare simple behaviour in animals. 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. Many say that as we get older, our reaction times slow down, see if this is true! These are just some of the questions which will need answering. How to measure growth of algae with colorimeter - Biology Stack Exchange (1 More IB Past Papers). This is an interesting study and it links to the role of auxin as well as photosynthesis so there is theory to discuss. One option might be to test the chemicals on small aquatic plants, or germinating seedlings, but there are challenges to overcome here too. You. It is a complex branch of biology that studies the smallest units and the living organisms. 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. Reply 7. Bacteria with a capital B refers to the domain Bacteria, one of the three domains of life. 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. Click, See The difficulty begins with identifying the genres in a scientific way. Pease comment on broken links and suggest alternative ideas in the comments. The will (hopefully) impact the success of germination. You can extract your own DNA from your saliva, or you can use any fruit or vegetable you can find at home bananas and strawberries are some of the most popular at science fairs. IB Biology IA ideas - Maths, English, Chem, BM, Eco, ITGS - IB Elite Exemplars. How do detergents, drinks, yogurt, and milk stack up when it comes to buffering? This is a bit more complex than a simple pulse rate investigation, but the challenge to control variables is equally great. Experimental setup:Use a potometer to measure the rate of transpiration. Before we dive more in-depth, you might want to check out our, to own your Biology SL papers! The problem of this investigation is that it is difficult to measure rehydration or salinity. How does different sodium chloride concentrations affect seed germination in the bougainvillea plant? Teens can work to find out why certain plants present certain colors. 1. Learn everything you need to get a 7 in your IB subjects with our online courses. Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. The challenge is to explain why there might be a change using biology and then to test it using some type of ecological sampling. Measuring the energy content of a packet of Cheetos 30 IB Biology IA Topic Ideas 1. Right from neurobiology to the fascinating subjects of the immune system, MyAssignmnethelp.com covers a wide range of biology research topics. Controlling factors which can affect blood pressure could be an investigation in itself! Therefore, it's super important that your IB Biology IA gets as high a mark as possible. How does extract of the seeds and the leaves of the moringa plant (herbal medicine) show antifungal activity against the Malassezia yeast (Pittosporum) fungi that causes dandruff? 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. 150 Actual Biology Research Paper Topics - PapersOwl.com Antibiotics. 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. A clear RQ is essential and there are quite a few possibilities. Photo. 23 Ideas for Science Experiments Using Plants - ThoughtCo 996+ Videos, 1180+ PDF Files, 5858+ Sample questions. 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. Plant project studies allow us to learn about plant biology and potential usage for plants in other fields such as medicine, agriculture, and biotechnology. Decomposing bacteria and fungi are organisms that help the process of decomposition. Coli bacteria using a micro pipette. 3. . To make things as simple as possible for you, we've put together a list of biology research project ideas. 30 Biology IA Topic Ideas! | Lanterna Education Blog Testing global warming: How does CO2, water vapour, oxygen, or any other variable affect temperature inside a cutoff bottle exposed to simulated sunlight? Test the stomatal density of different leaves exposed to variable conditions using a microscope. 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 Biology IA Ideas with Independent Variables 1. Experimental Setup:Create different environments for vegetables to decay in and measure the decay over a fixed period. NOTES: Probiotics eat the lactose in milk through fermentation. Experimental setup:In this experiment, you will expose seeds in a germinating environment to different household products solutions at increasing concentrations. Remember! newsletters and promotional offers. 22 Biology IA Topic Ideas | IB | ++tutors The procedure used should be well structured. which are specifically designed for self study and revision. HL Biology IA (23/24) - The Science Codex A List Of Great Topics For A Biology Extended Essay - Christian Paul Auxin hormone is largely responsible for controlling the direction of plant growth. We hope our list of Internal Assessment Ideas was useful. Atriplex amnicola) and expose them to increasing increments of independent variables, observing how their transpiration rates change. 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. 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. Perhaps some form of experiment using isotonic solutions on slightly dehydrated muscle tissue from a chicken leg, or liver would work. Level of passive aggression in individual sportsmen is found higher. Still feeling a bit uneasy about the task ahead? One idea would be to make a series of soils using active compost and sand. Click here for top-notch IB resources or here to assess how your prep is going! Give us the email address you use to log in to Lanterna and well send you instructions for resetting your password. PDF Milk Spoilage: Methods and Practices of Detecting Milk Quality Heres a quick summary of how you are supposed to choose an appropriate IB Biology IA idea for your report: Now that you know how to settle on that one perfect topic, lets quickly brief ourselves with the proper planning and procedure involved in the making of an IB Biology IA: Concise Research Question: Your Research Question and the Aim of the Investigation are separate sub-headings with different implications. The effect of pets on the diversity of plants in a garden lawn. Experimental setup:Find a xerophyte (eg. Is there an optimum intensity of warm up to achieve best performance? Some preparation time will be required to germinate and plant the seeds. Reply Check out some Physics IA ideas here!11, What is the effect of the salt concentration on germination of different types of seeds? . Experimental setup:Follow this link to for more information of modelling! Challenge: Gathering enough data, Pollution affecting species growth. Remember any participants will need to give written consent before any experimenting, and the mild stress of exam conditions must be harmless. Dependent Variable: Degree of growth of plant towards a light source. Maths IA, how to combine biology with maths? - IB Survival If youre looking for guidance on how to actually write an IA once youve chosen your topic, check out our IA Checklist post! To people who got a 7 in their HL Biology IA, what topic did - Reddit 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. However, if you are still feeling lost, make sure to look at some of the strategies while choosing a good biology research paper topic. The Aim answers Why while the Research Question answers the What. HL Biology IA Help! In this post, we give you 50 IB Biology IA Ideas to help you speed up your research process. The individual investigation should cover a topic that is commensurate with the level of the course of study. Subscribe and get the latest IB guides, notes,news, tips and product updates. Biology HL IA Idea Proposal - Bacteria vs Fertilizer - Stuvia Biology IA Checklist for HL & SL The International Baccalaureate Biology Internal Assessment makes up 20% of the final grade achieved by Biology HL and Biology SL students. Ingredients: transparent glass, salt, liquid soap, grapefruit juice, and alcohol (e.g. at which many forms of bacteria thrive [9]. Can the max performance be measured best using max heart rate or maximum speed? Get your own tutor today! Use the epidemiological data to measure rates of change. 6, How does sudden change in body position affect heart rate and baroreceptor feedback? Similarly to the experiment on the rate of decay, you can also measure how quickly fruits ripen, and which factors affect this ripening. Passion is fundamental in research, after all. Experimental setup:Place a corn seed in a dark cupboard with a single light source. We know that our topic has to be somewhat related to the syllabus, but where should we focus? Bio IA graded 7 IB score - Aim: To determine the effect of - Studocu 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. The internal assessment, worth 20% of the final assessment, consists of one scientific investigation. 6 years ago. Registration confirmation will be emailed to you. In this post, we outline the different necessary components. IB Biology Internal Assessment - AMAZING WORLD OF SCIENCE WITH MR. GREEN Homemade extraction of your own DNA. 1678+ Video tutorials, 1226+ PDF IB Resources, 195+ Sample IAs, 148+ EEs, 8777+ Sample questions, 653+ quizzes, IB The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication. Some of the challenges of this type of investigation will be controlling other factors which affect the growth of plants. Different plants that live in different conditions will have different requirements for gas exchange. Selecting an IBxq Biology IA idea has never been easier! Experimental Setup:Grow germinating seed in environments with different types of diluted antibiotics, see how many succeed in each environment. Of course the underlying processes are controlled by enzymes, or the fruit ripening hormone ether. Dont worry, weve all been there. The challenge is really how to control the temperature of the fruit (or the light) for a long period of time, perhaps 2 weeks. Or find the correlation between the height of one's parents and their own height, then make predictions based on your findings. 16. Investigation of the functioning of the eyes when using paper or different electronic screens. There could be some biology theory applied to the plants leaves, or roots. 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. Browse. Antibiotics are used to treat plants for bacteria. | IB Biology IA Ideas (30+ Topics) - Nail IB Then is is going to be a challenge to design a method of data collection which controls all the possible variables. Read more here, Dependent Variable: Rate of transpiration (measure with a Potometer), Challenges: Getting the plants, Setting up a Potometer. 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. It may even be possible to find a database of measurements of children of different ages. How does increasing the concentration of Oxytetracycline in mg/L affect root elongation in cm of Citrus limon? 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! 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: Carry out an experimental investigation in the laboratory or Draw interpretation from a credible database or Make a detailed analysis using a simulation/modeling. DP Biology: Mobile phone bacteria experiment Independent, Dependent variables need to be highlighted, as should the hypothesis. This is a great idea, but it could be complex and time consuming depending on the lab. Don't do it! In this investigation a change in a physiological feature is explored. How do cleaning products affect the growth of house plants? How does a sudden and intensive workout affect the heart rate, and to what extent does warm up have an impact on the maximum heart rate? We hope this article will serve as a foundation for you to get going on that IB Biology IA Investigation of yours! 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. If you continue to use this site we will assume that you are happy with it. 12 Investigation ideas with a biological twist. Facebook A full experimental setup can be found on this link. 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. How to Choose Interesting Biology Research Topics? - MyAssignmenthelp.com 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. test HL - mark scheme, Animal physiology - test HL - mark scheme, Topic 2 - Molecular biology revision activities, Topic 3 - Genetics SL revision activities, Topic 5 - Evolution SL revision activities, Topic 6 - human physiology SL revision activities, Topic 7 - Nucleic acids HL revision activities, Topic 8 - Metabolism HL revision activities, Topic 9 - Plant biology HL revision activities, Topic 10 - Genetics HL Revision activities, Topic 11 - Physiology HL Revision activities, Option A - Neurobiology - Revision activities, Option D - Human Physiology Revision activities, Membrane structure & function quiz 1.3 & 1.4, DNA replication, transcription, translation quiz 2.7, Evolution - natural selection quiz 5.1 & 5.2, Humans - digestion and absorption workout, IA investigation - teachers marks summary, Extended Essay titles and research questions, Extended essay - self review quiz for students, EE supervisor roles - during the writing process, EE supervisor roles - feedback on a draft. IA Advice & Ideas; Help! using potassium permanganate and heating, from a protocol from Science & plants for schools. Stir these together well: -teaspoon agar (1 1/5 grams) 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. 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 practice of making sourdough is as ancient as bread itself. Vegetables decay over time but how can we slow down the process? For your privacy and protection, when applying to a job online, never give your social security number to a prospective employer, provide credit card or bank account information, or perform any sort of monetary transaction. While it is an interesting idea, like the example above there are many factors to control in this investigation, which is an interesting modification of a standard lab looking at exercise. there Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask an ExpertNew Place all 5 of the red apples into the test tubes (1 piece for each test tube). Copyright 2023 Get the grade you deserve. What are you waiting for? 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. 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. 5 DIY Biology Experiments You Can Easily Do at Home - Labiotech.eu You can find more information here, Independent Variable: Different Antibiotics, Different Seeds, Dependent Variable: Success of Germination, Rate of Germination. 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! Some plants grow well in coastal soils with igh salt concentrations but others don't. Student work is internally assessed by the teacher and externally moderated by the IB. Read more about quadrat sampling here, Independent Variable: Soil pH, Nitrates in Soil, Oxygen concentration, Dependent Variable: Presence or absence of certain species. Weaknesses like using high uncertainty apparatus should be addressed in the evaluation. Then, add some liquid soap (like the one you use for washing the dishes), juice from a grapefruit, and . We look forward to joining the Lanterna and being part of your success. What effect do conditions, such as temperature, sunlight have on the rate of spoilage. 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. This looks like an interesting topic of study. http://www.xrite.com/online-color-test-challenge. The best investigations will have a biological reason why there might be a correlation between the IV and the DV. The Aim answers Why while the Research Question answers the What. 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. This is interesting because the higher concentrations will cause outward osmosis in the yeast and perhaps slow down respiration, or even kill the yeast. Are you looking for some IB Biology Internal Assessment (IA) ideas? Is it possible to increase brainpower? [], We all know that scoring superbly on internal assessments is a great way to boost our IB grades. Student work is internally assessed by the teacher and externally moderated by the IB. Investigating how tuberculosis's Incidence is related to a countrys Human Development Index(HDI) level. Despite so, there are still some that can cause bloody diarrhea, severe anaemia or kidney failure, all in which can lead to death. They investigate the hypothesis that. In paper 1 there are 30 (at SL) or 40 (at HL) multiple-choice questions. Another simple biology experiment involves going into your natural environment, such as a local park, to observe diversity among plant samples. 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. Internal assessments make up for 20% of the grade and are all about scientific writing and research. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. . 20, Testing the effectiveness of different types of toothpaste in inhibiting the growth of different types of bacteria.https://qa.lanterna.com/wp-content/uploads/2019/04/Biology-Revision-Guide-213x300.png, 21, The effect of temperature / light on fruit ripening, 22, Exploring stomatal density in a variety of conditions, 23, Testing the effectiveness of toothpaste types, 24, Investigating the effect of smoke water on the germination and growth of E.pilularis, 25, Exploring the effect of sunlight on biomass, 26, Exploring effect of light levels on the predation of the peppered moth, 27, Investigating the effect of different light intensities on water weeds.