This is a set of revision notes for Introductory Biology II classes at most universities. It may be helpful for IB Biology students who wish to seek more in-depth knowledge in regards to biological concepts. For part two, please refer to this page. This is also part of an extended series on basic biological facts [...Read more...]
International Baccalaureate (IB)
As I’m sure you all know, the International Baccalaureate is a wonderful program. :) This is why we at Intense Cogitation have developed this revision resource to help you in your struggle against the IB. Our IB section contains tips and notes on numerous popular subjects, along with random rants and comedy to break the monotony of revision.
For subject-specific notes or general IB info, just look for the “International Baccalaureate Notes” link box on the right sidebar. It should contain almost everything you need. You could also just keep scrolling until you see the numbered navigation on the bottom of the page. If you’re looking for something really specific, try out our search box on the right. :D
If we don’t have the notes you need, just let us know via our Contact page, which is one of the links at the top right in a peach-ish colour. We will get back to you as soon as possible. Alternatively, if you wish to contribute YOUR wonderful notes, also let us know via the Contact page.
Why are we doing this? Because we want you to succeed. (seriously!)

The shady areas maths portfolio is property of the International Baccalaureate Organization. As a warning, please do not use any portion of this sample in any academic coursework; this is only to give you a general idea of what a maths portfolio is like. Usage of this sample for unethical purposes is strictly prohibited. The [...Read more...]
For most IB students, the next step in life is university (or college), and thus it is often asked if the IB has helped IB alumni in their undergraduate studies. After all, the IB is a huge investment of time, and thus it is important to know whether the IB is actually useful. As an [...Read more...]
Good afternoon comrade IBers, comrade teachers, administrators, parents, Khang, and individuals who are really awesome but do not fall into any of the aforementioned categories: In my young and reckless Grade 10 year, I remember Lord Kindrachuk telling us that “there was nothing wrong with 1/5!” on our first history essay. And as a freshman [...Read more...]
For part one of this Biology revision series, please see Fundamentals of Biology – Midterm I notes. For part two, see Introductory Biology – Midterm II notes. This three-part review series covers many topics in introductory biology classes in university. It also covers some basic material present in the IB Biology syllabus. If you have [...Read more...]
With the end of the November 2010 examination session (or at least fast approaching), you’re all probably exhausted from late-night revision. To help you recover, here are some amusing Youtube videos: Still recovering from IB Biology? Check out this wonderful ad on DNA from Bio-Rad. Obsessed with IB? Obsessed with TiK ToK by Ke$ha? Watch [...Read more...]
Sorry about the poor formatting. If you don’t understand something, let us know! Question 10: ENTHALPY OF FORMATION In a thermite reaction, iron oxide reacts with aluminum metal: 3Fe3O4(s) + 8Al(s) → 9Fe(s) + 4Al2O3(s) Using the provided data, calculate the change enthalpy of formation of the reaction. The change in enthalpy formation(kJ/mol) of selected [...Read more...]