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Energy flow in ecosystems quiz 4.223 August 2019

This is a quiz of multiple choice style questions about Energy in ecosystems for topic 4.2They are self-marking questions, so you can click on 'check' to see whether you have the answer correct. more

Species and communities 4.1free12 August 2019

This is a quiz of multiple choice style questions about species and communities for topic 4.1They are self-marking questions, so you can click on 'check' to see whether you have the answer correct. more

Enhanced Greenhouse Effect.free3 August 2019

Beginning with a short introduction / recap of the greenhouse effect, this simple experiment illustrates the principles of the greenhouse effect. Heating beakers of gases using sunlight or even bright... more

Lactose Intolerancefree23 July 2019

What is lactose intolerance and how can biology help those who are lactose intolerant? Students investigate the commercial uses of enzymes and in particular how the use of lactase in food production... more

IA - Avoiding common errors23 July 2019

Students are still learning how to complete an IA as they embark on this important piece of work. They gain so many new skills during the process that if it were possible to start again, once they have... more

IA avoiding common errors - model answers23 July 2019

This page shows suggestions of model answers for the activities on the page IA - Avoiding common errors These are suggestions, not a mark scheme and many other wordings are also correct answers.Time spent... more

Classification of Plants22 July 2019

Starting with some self study activities students begin to learn the names and features of the four plant phyla required for IB. Then, using a dichotomous key students search for examples of each phyla... more

Blood and Blood Vessels.13 July 2019

Students will investigate the work of Harvey and his discovery of the circulatory system. The structure and function of veins and arteries are also important components of this lesson and is the composition... more

Blood system - planning 6.230 June 2019

Planning sheet for the blood systemUnderstanding(s):Blood and Blood Vessels.Controlling HeartbeatEssential Question(s) TOK / Nature of Science / IMTOK post cardSend an email / note to your TOK teacher... more

Intestine Structure & Function.27 June 2019

After learning how to draw an annotated diagram of the digestive system students extend their understanding by looking at details of intestine structure and how they relate to function. This includes... more