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Browse thousands of Internal Assessment, Extended Essay, and TOK examples. , its objectives, partwise breakdown, and what IB expects of you. 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. Measuring the energy content of a packet of Cheetos 30 IB Biology IA Topic Ideas 1. Exploring root hair cells and finding their visibility with age. Subscribe and get the latest IB guides, notes,news, tips and product updates. IA Biology HL 6 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. You will find 100 topics on various subjects below. 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 . The internal. 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. We are available: Mon-Fri 9am-7pm CESTSat 10-5pm CESTSun 12-5pm CEST. Some diseases spread through direct contact, others are transmitted by an insect vector. This page is a simple list of general biological ideas for investigations. Read more about it here. The individual. 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. 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 These microbes assault the nourishment scraps that stick to, and in the middle of our 2 teeth. Investigating how the concentration of RuBisCo in the leaves of a plant species varies with varied exposure to sunlight. Click here to learn more. Bananas lend themselves to this because their skin changes colour. IA Overview. Lost your password? 13, Comparative study between 5 different species of animals using BLAST analysis to determine evolutionary history. Place the bottle in hot water at 170-190 F until all of the agar is liquid. IB Biology IA: Enzymes Institution GEMS World Academy Level 7 IA (22/25 points) conducted on topic 2.5 (enzymes). Experimental setup:In this experiment, you will expose seeds in a germinating environment to different household products solutions at increasing concentrations. 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'. Let's help inspire M22 students since it's already IA season! At Lanterna we have hundreds of tutors who smashed Biology. 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. NOTE: These topics are purely meant as inspiration and are not to be chosen blindly. Biological explanations could look at the way we grow, and if the brain changes size at the same rate as the lungs. The challenge is really how to control the temperature of the fruit (or the light) for a long period of time, perhaps 2 weeks. This begs the question, is there an ideal concentration of sucrose for yeast growth? Copyright 2023 Get the grade you deserve. 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. These ideas are for you to start exploring and begin! IB Biology IA, Hydrolysis of starch using enzyme amylase 1st Method (SL) using white tile and stop watch How changing Temp/Salt conc Get up to 300 bonus credits with our tutoring packages! IA investigation - teacher's marking activity, Metabolism Respn & Photosynthesis test HL, Metabolism Respn. Your Research Question and the Aim of the Investigation are separate sub-headings with different implications. The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. 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 . At this point, all apparatus should have been properly set-up and the experimentations should be able to commence. 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? Another simple biology experiment involves going into your natural environment, such as a local park, to observe diversity among plant samples. How do you even choose a topic? How do different kinds of toothpaste compare? Which pigments are made first in a growing leaf, or are all the pigments made at the same time? 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 some abiotic factors can also be recorded including the pollution level, eg nitrate level, BOD, turbidity etc. These are all genera and the specific species present definitely vary between cultures. Math solutions -. How effective are synthetic antibacterial products compared to natural antibacterial products against the growth of Cut bacterium acnes? www.thinkib.net. http://globalhealthgovernance.org/blog/2017/12/1/how-to-find-data-on-infectious-disease-outbreaks, Heres a useful link for ventilation rates. So there we have it! 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? 18, What is the effect of isotonic drinks on rehydration and recovery after exercise? How does different sodium chloride concentrations affect seed germination in the bougainvillea plant? Take 10 micro liters of the cultured. How do cleaning products affect the growth of house plants? Maybe you can suggest that to your teacher? The practice of making sourdough is as ancient as bread itself. disinfectant, rum, vodka, etc.). Plot this data with A on the Y-Axis and wavelength in nm on the X-axis. Comparing boys and girls for example will be impossible, unless the sample size is very large. The internal assessment requirements are the same for biology, chemistry and physics. What has inspired you to do that topic? The intra-abdominal Campylobacter infection model facilitates the characterization of peripheral blood leukocyte . A Selection of Topics for a Biology Essay. 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. Browse. 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. Investigate how different species of plants respond differently to environmental stimuli. Controlling factors which can affect blood pressure could be an investigation in itself! 16. Here the challenge is the exploration section. 5, Effect of BMI on skin surface temperature in various body areas on rate of recovery once exposed to cold. 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. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. Many say that as we get older, our reaction times slow down, see if this is true! One idea would be to make a series of soils using active compost and sand. 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! 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. We have a team of awesome tutors ready to help you ace the IB. The internal assessment requirements are the same for biology, chemistry and physics. 2. To make the experiment more detailed, students can rub collected samples on filter paper to observe which plants present which colors. Student work is internally assessed by the teacher and externally moderated by the IB. OP. 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. 6 years ago. The individual investigation should cover a topic that is commensurate with the level of the course of study. Of course the underlying processes are controlled by enzymes, or the fruit ripening hormone ether. Sterilize the spreader by holding it over the spirit lamp and then cooling it in the laminar airflow. Before you can grow bacteria, you'll need to prepare sterile culture dishes. 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.