This is a standard lab and the challenge will be to ensure that it is put into an interesting biological context. 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. Independent Variable: Temperature/Psychological Stress (scary movies? Experimental setup:Follow this link to find out more about colour blindness and how to investigate it. This gives the microbe an advantage when competing for food and water and other limited resources in a particular habitat, as the antibiotic kills off their . Your Research Question and the Aim of the Investigation are separate sub-headings with different implications. Biology HL IA Idea Proposal - Bacteria vs Fertilizer - Stuvia 24. Contact, Twitter 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. IA Review. Lab Work - BIOLOGY FOR LIFE It is very easy to extract DNA at home just using everyday kitchen supplies. Read more about quadrat sampling here, Independent Variable: Soil pH, Nitrates in Soil, Oxygen concentration, Dependent Variable: Presence or absence of certain species. Of course, you can use any of our topics for free. It could be used in a wide range of labs. Free Biology Topics for Writing - Essay Samples and Research Paper Examples Along with a bundle of Past Papers, these premium SL notes include guides for your Extended Essay and Internal Assessments with helpful examples! Writing the IA Your introduction is about summarizing what you are doing and why you are doing it. How does different conditioners affect the strength of hair? HL Biology IA Help! This looks like an interesting topic of study. 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? using potassium permanganate and heating, from a protocol from Science & plants for schools. 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? Choosing the perfect IB Biology IA idea is only the first step in making ones IB Biology Investigation, but definitely, the most significant. 3. . Water Bath Method - Loosen the agar bottle cap, but do not remove it completely. Sometimes sites go ofline or change their address. This investigation is Design an experiment to investigate a factor which affects the precision of colour vision, age, tiredness, gender, eye colour, etc. Internal assessments make up for 20% of the grade and are all about scientific writing and research. legislation, you have rights in relation to your data. Teens can work to find out why certain plants present certain colors. Thankfully, weve asked some of our favourite IB graduates for some of the ideas they pursued! 13. Atriplex amnicola) and expose them to increasing increments of independent variables, observing how their transpiration rates change. Constraints, if any, need to be mentioned as well. Access them all! This was my Biology HL IA which was given a 21/24 by the IB. Posted October 26, 2015. Before you can grow bacteria, you'll need to prepare sterile culture dishes. There are some quite nice online tests of colour vision, and also many telephone apps. In this investigation a change in a physiological feature is explored. How do halophyte seeds respond to increasing salt concentrations compared to normal seeds? HL Psychology or HL History? PDF SIENE IA UIDE SCIENCE IA GUIDE - Lanterna 17. The problem of this investigation is that it is difficult to measure rehydration or salinity. At lower pH levels of 4.0 - 5.0, lactic acid bacteria can grow and pro- duce lactic acid. 18, What is the effect of isotonic drinks on rehydration and recovery after exercise? (Use egg as imitation of tooth). 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. 1: Cell Biology 1.1: Introduction to Cells 1.2: Ultrastructure of Cells 1.3: Membrane Structure 1.4: Membrane Transport 1.5: The Origin of Cells 1.6: Cell Division 2: Molecular Biology 2.1: Molecules to Metabolism 2.2: Water 2.3: Carbohydrates and Lipids 2.4: Proteins 2.5: Enzymes 2.6: DNA and RNA 2.7: DNA Replication, Transcription and Translation The development of biotechnology. What's IB IA Program? With all the necessary information at your disposal, it is time to present before you some amazing IB Biology IA ideas to encourage you to put your thinking caps on and take on the challenge with newfound zeal! Experiment with Fermentation using Kombucha - RockEDU Antibiotics are used to treat plants for bacteria. This is interesting because the higher concentrations will cause outward osmosis in the yeast and perhaps slow down respiration, or even kill the yeast. There are some ethical questions involved too, and parental consent will be essential for any experiments on children. Give us the email address you use to log in to Lanterna and well send you instructions for resetting your password. The evolution of parasites. Experimental setup:Choose different types of toothpaste/mouth-rinse and create diluted solutions of them (mix them with water). Using the pipette dropper to suck in 10 ml of the 3% hydrogen peroxide . 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. Before we dive more in-depth, you might want to check out our, to own your Biology SL papers! Compost is made from dead plants and manure is the waste from animals. How to measure growth of algae with colorimeter - Biology Stack Exchange Still feeling a bit uneasy about the task ahead? If the algae is green, then the maxima should be over in . Bacteria - Definition, Shapes, Characteristics, Types & Examples 0. This is an investigation to test a hypothesis that reaction time wll slow down with age. with peppered moth types. Are you struggling with choosing your topic for your IB Biology IA? I did one on predator-prey relationships and in the end I modelled two sine graphs. Before we dive more in-depth, you might want to check out our premium IB Biology SL Notes to own your Biology SL papers! In order to do well in any science IA, you need to fulfil the criteria i.e. 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. 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. Ventilation rate is a measure of how quickly you breathe. Along with a bundle of, with helpful examples! At SL and HL levels, the performance is rated concerning a defined assessment criterion which is marked out of the score of 24. What has inspired you to do that topic? 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. )/ Studying, Dependent variable:Ventilation rate. Growing Bacteria in Petri Dishes - Biology Experiment - The Lab 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 . IA Advice & Ideas; Help! One idea would be to make a series of soils using active compost and sand. How does the composition of soil affect the growth of runner Plants from the original plant? If you are a student and wish to access these resources, ask your school to subscribe. In accordance How do detergents, drinks, yogurt, and milk stack up when it comes to buffering? Download our 2022 Biology IA Guide (Checklist) to help write the perfect Internal Assessment. Different abiotic factors affect the growth of different plants, test the different conditions and then note how plant species change in their presence. IB HL Biology IA Proposal - The effect of lactase on various - StuDocu 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 stages of embryonic development. IB SL & HL Biology Internal Assessment Topics - WritingMetier 3.2 The More Data, The Better. Lawrence Kok Sofia, Pancharevo, Bulgaria IB Science Teacher at Anglo American School of Sofia, AAS. You. Need inspo for Physics too? Click here to learn more. 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. Other possibilities are paper simulations, e.g. opening the floodgates to that sweet 45! Biology IA (NOTES) - ibmynotes Auxin hormone is largely responsible for controlling the direction of plant growth. IB Elite Academy online tutors provides hundreds of IB Biology IA ideas at both IB Biology higher level, IB Biology standard level. Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. Investigating how the concentration of RuBisCo in the leaves of a plant species varies with varied exposure to sunlight. 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. 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! tillu22. Browse thousands of Internal Assessment, Extended Essay, and TOK examples. Biology_IA.pdf - IB Biology HL II - Internal Assessment