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Last updated

2 April 2024

This lesson can be purchased as part of the IB Complete course bundle (first exams 2025) at a heavily discounted price, formed of 40 fully resourced lessons, end of topic exams and student checklists. It can be found here

This PowerPoint contains everything you need to teach the A1.1 water in the new IB Biology specification for both HL and SL.

This Powerpoint consists of 43 slides and contains the following:

Starter task
All information is clearly presented
Student tasks with answers
All key terms
Notes for students
Exam style questions with answers
Student checklist (great for revision at the end of the unit)

The following content is covered:

A1.1: Water as a medium of life
A1.2: Hydrogen bonds are a consequence of polar covalent bonds within a water molecule.
A1.3: Cohesion of water molecules due to hydrogen bonds and the consequences for organisms
A1.4: Adhesion of water molecules to polar or charged materials and the impact for organisms.
A1.5: Solvent properties of water linked to its role as a medium for metabolism and transport in plants and animals
A1.6: Physical properties of water and the consequences for animals in aquatic habitats.
A1.7: Extraplanetary origins of water on Earth and reasons for it´s retention (HL ONLY)
A1.8: Relationship between the search for extra-terrestrial life and the presence of water (HL ONLY)

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Get this resource as part of a bundle and save up to 30%

A bundle is a package of resources grouped together to teach a particular topic, or a series of lessons, in one place.

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£14.00

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IB Biology A1 Molecules: Water and Nucleic acids (first exam 2025)

This bundle contains all the resources you need to teach A1 Biology (water and nucleic acids) as part of the new IB specification. This bundle contains: * Over 100 slides which cover all the content stipulated by the IB. * Student questions with answers * **Checklist** * Clear diagrams **This is ready to teach as soon as you download it!!**

£7.00