Starting at deep purple, and ending at far red, write down the A values. Vegetables decay over time but how can we slow down the process? To make things as simple as possible for you, we've put together a list of biology research project ideas. | (Use egg as imitation of tooth). Sitting in that quiet corner, sipping on hot chocolate hoping it rains IB Biology IA ideas, instead, going blank and utterly confused? 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. You will find 100 topics on various subjects below. The sure shot way to ace ones IB Biology IA or any IA for that matter is by picking a topic that sparks ones interest. The best investigations will have a biological reason why there might be a correlation between the IV and the DV. The IB advise student and teachers, each year, to avoid this sort of lab. Dont panic weve got you covered. Get your own tutor today! Independent Variable: Age, Tiredness, Gender, Eye Colour. Are you struggling with choosing your topic for your IB Biology IA? This can become interesting because you can test how different conditions affect milks spoilage, Experimental setup:In this experiment, you can compare milk spoilage. IA Review. As the cell membrane disintegrates, alcohol can then enter the cell and . The performance in internal assessment at both SL and HL is marked against common assessment criteria, with a total mark out of 24. The stages of embryonic development. Experimental setup:Gather participants for the study and compare how quickly they can catch a ruler (measured in cm). 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. In this post, we give you 50 IB Biology IA Ideas to help you speed up your research process. Then use agar plates and bacteria to test their effectiveness by seeing how many bacteria grow in the different plates! Paper 2 contains short-answer and extended-response questions on the core (and Additional Higher Level (AHL) material . Originally Answered: what are some examples of good biology IA's? 15. 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. Don't do it! You have to show that the data has been carefully selected, and that measures have been taken to ensure that other factors which might affect the data have been controlled, by careful selection of the data used. 6, How does sudden change in body position affect heart rate and baroreceptor feedback? Level of passive aggression in individual sportsmen is found higher. I'll start first; for my HL Biology IA, I Investigated the effect of varying wavelengths of light on the growth of bacteria; and ended up getting a 21/24 which is equal to a 7 :) This investigation is Design an experiment to investigate a factor which affects the precision of colour vision, age, tiredness, gender, eye colour, etc. Give us the email address you use to log in to Lanterna and well send you instructions for resetting your password. Compost is made from dead plants and manure is the waste from animals. Auxin hormone is largely responsible for controlling the direction of plant growth. Another difficulty will be to devise a way to measure the extent of fruit ripening, or softness. The IB IAs are an essential part of ones overall subject performance since they make 20% of the final score. IB Elite Academy online tutors provides hundreds of IB Biology IA ideas at both IB Biology higher level, IB Biology standard level. 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. Reply 2.1.2 Salt Doenjang is incubated at different salt concentration, controlled by the amount of sodium chloride dissolved in 100 ml of . Comparing the Carbon Dioxide levels in the air exhaled after and before workout sessions. At lower pH levels of 4.0 - 5.0, lactic acid bacteria can grow and pro- duce lactic acid. 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. . You can visit www.ibbiologytutors.com to register for a FREE demo session.. Homemade extraction of your own DNA. Experimental setup:Follow this link to find out more about colour blindness and how to investigate it. Then is is going to be a challenge to design a method of data collection which controls all the possible variables. If there are any ethical implications to your report, how do you plan on minimizing the environmental impact of your experiment?. The practice of making sourdough is as ancient as bread itself. Grab ideas, see examples and create own perfect Biology essay and research paper! Login length need to be from 3 to 40 characters, Password length need to be from 8 to 40 characters. 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. Pour the bacteria onto the solidified agar plate. 996+ Videos, 1180+ PDF Files, 5858+ Sample questions. Using LeafLab - plant physiology/photosynthesis to test the effectiveness of different colours of light on the photosynthesis rate of tomato plants. How does different concentrations of Gibberellic acid affect the germination of a dolly Parton rose? How do natural antiseptics (ginger and turmeric) compare with commercial antiseptics in the inhibition of growth of e. coli bacteria? How does the composition of soil affect the growth of runner Plants from the original plant? The different pH levels are pH 1, 3, 5, 7, 11, and 14. 1, Look at the genetic similarities and differences between species, kingdoms, phylas, classes, genuses, orders, families, and domains. InThinking Subject Sites for teachers & their classes, Only teachers can take out free trials or subscriptions to our subject sites at Remember! The Internal Assessment can be a daunting task, for many students this will be the first time you're tackling such an assignment. 19, What is the difference in the CO2 levels exhaled before and after enduring physical exercise? cactus) and a halophyte (eg. Before you can grow bacteria, you'll need to prepare sterile culture dishes. Click, See 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. Well, you can try to model bacteria growth, cell division. Can temperature, humidity, or exposure to sunlight affect how quickly vegetables decay? This is a nice wet laboratory project and there are some simple ways to measure the growth of the bacteria but these can be fiddly to work out, and concentrations of bacteria used in inoculations will need working out. Contact, Twitter How does the shade of a leaf relate to the composition of photosynthetic pigments it contains? 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. Subject to the conditions provided for by applicable Reply 7. Exploring root hair cells and finding their visibility with age. Look at the genetic similarities and differences between species, kingdoms, phylas, classes, genuses, orders, families, and domains. Does it matter what type of light the plant is exposed to affect the growth of auxin? If you are a student and wish to access these resources, ask your school to subscribe. at which many forms of bacteria thrive [9]. In some other cases E. coli can also cause urinary tract infections. 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 Studying how different carbohydrates in edibles impact the blood sugar levels in humans. The challenge will be in deciding which concentrations to test and in explaining the results. How does different sodium chloride concentrations affect seed germination in the bougainvillea plant? How do different concentrations of lactases affect the breakdown of disaccharides like lactose in milk effectively? The problem of this investigation is that it is difficult to measure rehydration or salinity. The intra-abdominal Campylobacter infection model facilitates the characterization of peripheral blood leukocyte . 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. http://www.xrite.com/online-color-test-challenge. Do individuals of different types all behave in the same way to a stimulus. Still feeling a bit uneasy about the task ahead? 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. 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. There are biology topics that can be connected to culture, music, language, and the like. Internal Assessments are the perfect way to get students to put their knowledge to use by Observing, Questioning, and Investigating. All rights reserved. Some of the challenges of this type of investigation will be controlling other factors which affect the growth of plants. Avoid this type of investigation, . Lawrence Kok Sofia, Pancharevo, Bulgaria IB Science Teacher at Anglo American School of Sofia, AAS. One option might be to test the chemicals on small aquatic plants, or germinating seedlings, but there are challenges to overcome here too. 3. . Exemplars. This begs the question, is there an ideal concentration of sucrose for yeast growth? Along with a bundle of Past Papers, these premium SL notes include guides for your Extended Essay and Internal Assessments with helpful examples! This is a standard lab and the challenge will be to ensure that it is put into an interesting biological context. 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. Can the max performance be measured best using max heart rate or maximum speed? In paper 1 there are 30 (at SL) or 40 (at HL) multiple-choice questions. 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. 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 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. 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? Unit 8, Suite V4Oakville, Ontario,CanadaL6H 1M3. Perhaps the muscles with a greater blood flow will cause a different effect to those in the bodies extremities, and what effect could warming up have on the process? The individual. 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. How do cleaning products affect the growth of house plants? I did one on predator-prey relationships and in the end I modelled two sine graphs. Experimental setup:In this experiment, you will expose seeds in a germinating environment to different household products solutions at increasing concentrations. 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! The importance of agricultural microbiology. When looking for information, be sure to seek information from institutions and agencies that share science-based, objective results. Still feeling a bit uneasy about the task ahead? Where do you even begin such a task? This investigation tries to establish a pattern between the weather and the spread of a disease. 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? IA Descriptors-1 - IA Descriptors for IB Biology; PDB-101 Molecule of the Month Ribosome; Hardy-Weinberg equation - example; Biology paper 1 HL n19; . Download our 2022 Biology IA Guide (Checklist) to help write the perfect Internal Assessment. Access them all! Before we dive more in-depth, you might want to check out our premium IB Biology SL Notes to own your Biology SL papers! Right from neurobiology to the fascinating subjects of the immune system, MyAssignmnethelp.com covers a wide range of biology research topics. Place the bottle in hot water at 170-190 F until all of the agar is liquid. Also, be sure that you know all of the rules and regulations for your particular science fair before you begin your project. What effect does temperature have on the ripening process of a fruit?. To make matters worse, on top of just doing the dreaded maths exam, were also expected to write a Maths IA exploration into a topic of our choice! How effective are synthetic antibacterial products compared to natural antibacterial products against the growth of Cut bacterium acnes? [], We all know that scoring superbly on internal assessments is a great way to boost our IB grades. 30 Biology IA topic ideas to get your lab report started! 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. The easiest way to solve it is to simply ask your teacher whether it will be possible, if you have good arguments they may let you do it Reply Posted June 10, 2015 Our bio teacher informed us we can do IAs involving bacteria as long as we use the incubator in the school, under his supervision. Follow the steps here to extract the DNA. 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. My IA was on bacteria by the way if you have any questions. 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. Weaknesses like using high uncertainty apparatus should be addressed in the evaluation. Antibiotics are used to treat plants for bacteria. Controlling factors which can affect blood pressure could be an investigation in itself! 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. Look no further; at Nail IB, we have assembled premium content for you to ace your IBs, and you might want to check out our resources for a smooth IB experience. Experimental setup:Find a few friends willing to participate and measure their ventilation rates with a respirometer (the human version) and then subject them to different stimuli. One idea would be to make a series of soils using active compost and sand. Once spread on the soil, compost and manure are broken down into minerals by decomposing bacteria and fungi, as well as by . We hope this article will serve as a foundation for you to get going on that IB Biology IA Investigation of yours! Plants also play a significant role in the environment by influencing climate and producing life-giving oxygen. Student work is internally assessed by the teacher and externally moderated by the IB. 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? 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. One nice idea might be to see if the growth in the lungs' vital capacity correlates better with the circumference of the skull or the length of the legs in children of different ages. IA Overview. It is important to set the Research Question in the background of the chosen topic. The practical methods to germinate seeds and select appropriate salt concentrations will present definite challenges but this is an interesting study for students living near the coast, or in places where salt is applied to the roads in winter. Browse these for more information! We hope our list of Internal Assessment Ideas was useful. Experimental setup: In this ecological experiment, you will use quadrat sampling to test how successfully different plant species grow in environments. Your data shall be kept until you unsubscribe. This investigation might sound simple at a first glance but there are many difficulties to overcome in terms of controlled variables and the method of measuring the CO2. Different plants will change their transpiration rates in response to the environment. Toothpaste is labelled according to how natural or how chemical the contents are. There could be some biology theory applied to the plants leaves, or roots. To make the experiment more detailed, students can rub collected samples on filter paper to observe which plants present which colors. How would changing (storage) temperatures affect the rate of change of pH of different types of milk due to spoilage? How does the concentration of zinc chloride affect the growth of plaque? promotional emails that we send to you. Before we go looking for IB Biology IA ideas, lets get a clear comprehension of the. 30 Biology IA topic ideas to get your lab report started! So there we have it! 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. 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.