biology ia ideas bacteria

(DOC) BIOLOGY Practice IA | Riona Claire - Academia.edu IA Design - IB Chemistry Biology IA Bacteria are single-celled microorganisms with prokaryotic cells, which are single cells that do not have organelles or a true nucleus and are less complex than eukaryotic cells. . 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. tillu22. Are you struggling with choosing your topic for your IB Biology IA? promotional emails that we send to you. Get for free what others have paid $100s in tuition Then is is going to be a challenge to design a method of data collection which controls all the possible variables. cactus) and a halophyte (eg. It will be useful for students who are lost for an idea, or teachers who are looking for something to inspire a particular student. Different plants will change their transpiration rates in response to the environment. A List Of Great Topics For A Biology Extended Essay - Christian Paul The challenge is to explain why there might be a change using biology and then to test it using some type of ecological sampling. 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. 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! Originally Answered: what are some examples of good biology IA's? 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. Ensuring that there is enough data will also be important as there are likely to be quite a few other factors which will need controlling or considering at least. Challenge: Gathering enough data, Pollution affecting species growth. Independent Variable: Different household cleaning products/increasing concentrations of cleaning product. Stomata are the areas of gas exchange in leaves. NOTE: These topics are purely meant as inspiration and are not to be chosen blindly. with peppered moth types. IB HL Biology IA Proposal - The effect of lactase on various - StuDocu 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! What is a good topic for Biology IA (Individual Investigation - Quora 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? 12 Investigation ideas with a biological twist. IB Biology IA, EE on enzymes kinetics amylase using Visible spectrophotometer EE and IA on enzyme study is safe, easy and doable for IB students Starch digestion using Amylase Source for amylase from bacteria, malt or salivary amylase. This study could be an investigation of how effectively the toothpaste inhibits the growth of bacteria according to the scale of the chemicals in the toothbrush. IB Biology IA topics: Biology being a scientific course encompasses a lot of investigation and research. Dependent Variable: Respiration Rate (measure with respirometer or gas probe detecting CO2 formation. Narrow down the subject. IB Biology IA Ideas (30+ Topics) - Nail IB PDF Probiotic Frozen Yogurt - Mahidol University How does the percentage of salinity in water affect the rate of growth of radishes in mass? 14. This begs the question, is there an ideal concentration of sucrose for yeast growth? Studying the effect of enzymes on Cheese production. These Biology IA Ideas Will Help You Get A High Grade In Your Biology IA. Population growth curves. In paper 1 there are 30 (at SL) or 40 (at HL) multiple-choice questions. The importance of agricultural microbiology. 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. What has inspired you to do that topic? Using the pipette dropper to suck in 10 ml of the 3% hydrogen peroxide . Its very important that you consider if whether you can apply these topics to your own life, as this shows personal engagement. The external assessment of biology consists of three written papers. 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. Independent Variables: Temperature, Sunlight variation, Skimmed vs Whole, Dependent Variable: Rate of bacterial growth (on agar plates), pH of milk. IB SL & HL Biology Internal Assessment Topics - WritingMetier | This is a nice idea for an investigation into the number of species found in a garden in houses where there are pets and no pets. IA is one that has been undertaken with complete zeal and enthusiasm. Can temperature, humidity, or exposure to sunlight affect how quickly vegetables decay? Biology IA Ideas with Independent Variables 1. How does stomatal density change according light exposure of red and blue light? 6, How does sudden change in body position affect heart rate and baroreceptor feedback? Reference to Course: Molecular Biology(Enzymes). Constraints, if any, need to be mentioned as well. Dont panic weve got you covered. Independent Variable: Halophyte seed vs Normal Plant seed. I did one on predator-prey relationships and in the end I modelled two sine graphs. Exploring how the height of plants is affected by Nitrogen or Fluoride based fertilizers used. It is important that you do the work yourself and not just copy the material. 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. Observe how changing the colour of the light source impacts the success of phototropism! It could be used in a wide range of labs. What's IB IA Program? Comparing the Carbon Dioxide levels in the air exhaled after and before workout sessions. Browse thousands of Internal Assessment, Extended Essay, and TOK examples. IA Descriptors-1 - IA Descriptors for IB Biology; PDB-101 Molecule of the Month Ribosome; Hardy-Weinberg equation - example; Biology paper 1 HL n19; . 30 Biology IA Topic Ideas! | Lanterna Education Blog Avoid any investigation where you are getting friends to drink Gatorade and measuring some unrelated but easy to measure factor, like pulse rate. Is there an optimum intensity of warm up to achieve best performance? The role of a warm up in sport is clear. This page is a simple list of general biological ideas for investigations. Some diseases spread through direct contact, others are transmitted by an insect vector. IB Biology IA | Criteria Break Down, Tips & Tricks and Possible IA Ideas IBDP Biology InThinkingSubject Sites for teachers & their classes Do individuals of different types all behave in the same way to a stimulus. How does the composition of soil affect the growth of runner Plants from the original plant? compare? How does different sodium chloride concentrations affect seed germination in the bougainvillea plant? Biology HL IA Idea Proposal - Bacteria vs Fertilizer - Stuvia There are plenty of factors to control which makes this investigation difficult and if there isn't enough data or the controls are not in place this could lead to a low mark after much work. There are lots of practical problems to overcome, most importantly how to change the soil so that it has different amounts of respiration. Can the max performance be measured best using max heart rate or maximum speed? Of course the ideas are just ideas, nothing is specified and all the details will need to be explored and evaluated by students during their investigations. Alcohol is a common active ingredient in many of the commercial mouth washes. 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. 0. The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication. At this point, all apparatus should have been properly set-up and the experimentations should be able to commence. Subject to the conditions provided for by applicable They investigate the hypothesis 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 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. What are you waiting for? Unit 8, Suite V4Oakville, Ontario,CanadaL6H 1M3. Comparing the buffering actions of various substances: antacids, milk, sodium bicarbonate, sodium carbonate, detergents, etc. 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. Right from neurobiology to the fascinating subjects of the immune system, MyAssignmnethelp.com covers a wide range of biology research topics. This is an interesting quantitative method to estimate glucose concentration. Practical procedures and controls will be the challenge, but data should be easy to record if the seedlings grow. Citing documents/web pages and giving references is another important aspect of your IA that needs to be taken care of. This could be compared to listening to music where research has been done to establish that pulse rate can be affected by music. Understanding how a particular abiotic factor affects the biodiversity in a habitat. 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. However, if you are still feeling lost, make sure to look at some of the strategies while choosing a good biology research paper topic. How to Grow Bacteria: 5 Experiments to Grow & Test Bacteria terms of service. Before we dive more in-depth, you might want to check out our, to own your Biology SL papers! 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. The Internal Assessment can be a daunting task, for many students this will be the first time you're tackling such an assignment. Auxin hormone is largely responsible for controlling the direction of plant growth.

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