Assessment - introduction
Research design
It could be argued that the Research design criterion is the most difficult part of the IA. Students are expected to find an idea to investigate, write a focussed research question and develop a workable...
Assessment - introduction
Diary of writing an IA
The Individual Investigation is a valuable experience. It's as close to being a biologist as you get in the DP Biology course. This page describes the stages a teacher and their Biology class went through...
Assessment
IA uncertainties - intro Free
Measurements are always estimates to some degree. The estimate always has an uncertainty which gives information about it's precision. The presentation of the raw data of any biology experiment should...
Assessment
IA results table - common errors fixed
Sometimes the data doesn't fit neatly into a results table. This is a common error, and it is easily fixed. This page goes through a few problems which are often seen in IA results tables, and shows...
Assessment
Internal assessment (IA)
The IA is an Individual investigation marked by the teacher and moderated by the IB. It is intended as a creative, meaningful student investigation. The only time in the DP Biology course where you get...
Assessment
IA results table - presentation
The presentation of the raw data of an experiment has to follow some conventions. Having a clear title for the table is the first, but describing the numbers clearly and in detail is also important. This...
Assessment
IA - student checklist
At the end of the IA writing its normal to receive written feedback once on a draft investigation report. To make best use of this feedback it's ideal if all the sections have been included in the report....
Assessment
External assessment - overview
At the end of the DP Biology course all students take three paper examinations. This counts for 80% of the assessment for the course. There is no data booklet in exams up to November 2027 but from May...
Assessment
External Assessment (Exams)
At the end of the DP Biology course all students take three paper examinations. This counts for 80% of the assessment for the course. There is no data booklet in exams up to November 2027 but from May...
Activities
Overproduction - model answers
Overproduction of offspring Mosquitoes lay their eggs in wet mud or water often by ‘dabbing’ – flying low over the water and bobbing down to the surface to lay eggs one at a time. Females can lay up to...