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Biology - Age 16-18 (A-level) - Energy and the environment

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posted 21/09/2007Energy flow through ecosystems

 
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Age 16-18 (A-level)

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Contributor:
Abigail Laing

 

Animated, interactive presentation explaining energy flow through ecosystems. (7 slides). Also a question sheet to support learning with a separate answer sheet. (8 questions)

posted 13/09/2007Ecological pyramids

 
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Age 14-16 (KS4 / GCSE)
Age 16-18 (A-level)

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Abigail Laing

 

Resource explaining how pyramids of number, pyramids of biomass and pyramids of energy can be used to represent transfers in food chains. Includes comprehension activities.

posted 12/09/2007Fertilisers & Eutrophication

 
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Contributor:
Abigail Laing

 

Animated presentation covering the effect of farming on the nitrogen cycle and how fertilisers can cause environmental damage through eutrophication. 5 slides

posted 10/08/2007The Nitrogen Cycle (A-Level)

 
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Contributor:
edward upton

 

Animated presentation of the nitrogen cycle with detail on Nitrogen fixation, Assimilation, Ammonification, Nitrification and Denitrification. 10 slides.

posted 07/09/2007The Carbon Cycle

 
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Abigail Laing

 

Animated presentation of the carbon cycle covering the role of photosynthesis, respiration, decomposers and combustion of fossil fuels. 6 slides.

posted 24/02/2008Plant succession

Straightforward presentation explaining the concept of plant succession in terms of primary succession, secondary succession, arresting factors and climatic climax. 8 slides

posted 15/01/2008Gaseous exchange

 
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Contributor:
Daisy Leonard

 

Basic presentation explaning the principles of gaseous exchange, including Fick's law. Lists specialised respiratory surfaces in plants and animals. 10 slides

posted 07/09/2007The Pesticide Debate Research Assignment

 
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Abigail Laing

 

A research assignment investigating the environmental impact of pesticides, based on a topical news article. 2 pages.

posted 07/09/2007Eutrophication Web-Research Worksheet

 
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Age 14-16 (KS4 / GCSE)
Age 16-18 (A-level)

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Contributor:
Abigail Laing

 

A worksheet providing websites on the adverse affects of nitrate fertlisers leaching into water systems (eutrophication). Includes a blank diagram for students to annotate.

posted 08/12/2007Cellular respiration

 
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Daisy Leonard

 

A very straightforward class presentation on cellular respiration that also covers aerobic and anaerobic respiration, equations and adaptations for respiration. 11 slides

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