eBook
B4.1 Adaptation to the environment - written task Free
This structured extension question is in the style of the IB exam questions. It has an emphasis on the concept of adaptation to the environment. Sand dunes can be regarded as a challenging habitat for...
eBook
C2.2 Neural signalling - written task Free
This structured extension question is in the style of the IB exam questions. It has a particular focus on the structure of synapses and the role of vesicles and membrane proteins in the transmission of...
eBook
D4.3 Feedback cycles - written task 1 Free
This structured extension question is in the style of the IB exam questions. It has a particular focus on the concept of feedback in the context of global warming. The question begins with a little bit...
eBook
D4.3 Boreal forests - written task 2
This structured extension question is in the style of the IB exam question using the "outline" command term. It is a chance to practice forming these more detailed answers. Boreal forest cover large...
Blog
YouTube Biology homework? Free
I used to ask students to read about Biology outside the classroom, and I've even subscribed to magazines and loaned them to students to encourage this reading. In today's world students are much more...
ATL in Biology
Proteins - concept linking written task
This set of questions is connected by the concept of the structure and function of proteins in living systems. Proteins are complex polymers composed of twenty different amino acids. The sequence of...
ATL in Biology
Water - concept linking written task
These questions are connected together by the concept of water. Concepts help the brain to store knowledge and understanding in Biology. When a concept connects several areas of Biology together it helps...
Activities
Loss of biodiversity (2025)
There is evidence of ecosystem loss around the world and a resulting biodiversity crisis. This series of activities looks at case studies of ecosystem loss and the causes of this loss. It then evaluates...
eBook
A4.2 Conservation of biodiversity - student friendly summary
This is a student friendly summary list of the IB DP Biology Guide for Topic A4.2 Conservation of biodiversity Unity and diversity - ecosystems SL and HL: 3 hours Guiding questions Ultimately this...
Assessment - introduction
Mock exam - Paper 2 - Standard level
This test is the called Paper 2. It assesses skills from the syllabus through questions that are often connected to practical work. Calculators can be used in this exam. It contains the following Section...