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IB Biology - Topic F.2 - Microbes and the Environment PPT

IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
IB Biology - Topic F.2 - Microbes and the Environment PPT
Product Description
This powerpoint presentation covers Option F.2 (Microbes and the Environment) in the IB Biology curriculum. Each slide is labelled with the specific learning objective and animation/video links are provided in the slide notes.

The slides are formatted to print well for handouts or revision and I can provide a pdf version upon request.

As always, please let me know if you have any suggestions for improvements. These are always a work in progress!


**IB Biology Learning Objectives

F.2.1 – List the roles of microbes in ecosystems, including producers, nitrogen fixers and decomposers.

F.2.2 – Draw and label a diagram of the nitrogen cycle.

F.2.3 – State the roles of Rhizobium, Azotobacter, Nitrosomonas, Nitrobacter and Pseudomonas denitrificans in the nitrogen cycle.

F.2.4 – Outline the conditions that favour denitrification and nitrification.

F.2.5 – Explain the consequences of releasing raw sewage and nitrate fertilizer into rivers.

F.2.6 – Outline the role of saprotrophic bacteria in the treatment of sewage using trickling filter beds and reed bed systems.

F.2.7 – State that biomass can be used as raw material for the production of fuels such as methane and ethanol

F.2.8 – Explain the principles involved in the generation of methane from biomass, including the conditions needed, organisms involved and the basic chemical reactions that occur.
Total Pages
40 pages
Answer Key
N/A
Teaching Duration
N/A
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