> 2A

Unit
7
8

Teaching Resources
IT Resources
Revision & Assessment Resources
Unit
7
8

Teaching Resources
IT Resources
Revision & Assessment Resources

Book 2A Unit 7


Unit 7 Living Things and Air

 




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7.1 Air
7.2 Photosynthesis
7.3 Respiration
7.4 Gas exchange in plants and animals
7.5 Balance of carbon dioxide and oxygen in Nature
7.6 Air quality
Unit end



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2A (Reprinted with minor amendments)



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Unit 7



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Unit 7 (Coursebook)
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Unit 7 (Assignment Book RMA version)
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Unit 7 (Assignment Book Updated version)
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Unit 7 (Coursebook)
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Unit 7 (Assignment Book RMA version)
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Unit 7 (Assignment Book Updated version)
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Unit 7
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Unit 7 (Assignment Book RMA version)
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Unit 7 (Assignment Book Updated version)
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Corrigenda (Reprinted with minor amendments in 2023)
Corrigenda (April 2021)
Corrigenda (March 2019)
Corrigenda (June 2018)
List of Amendments (Reprinted with minor amendments) (June 2023)
List of Amendments (2023 Updated Version) (June 2023)
List of Amendments (April 2019)



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Units 2, 3, 5, 7, 9, 12 and 13
Teaching resources for teachers:
  • Teaching plan
  • Worksheets (with suggested answers)
  • Suggested teaching scheme
Worksheets for students



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Identifying gases (Related to p.8)  SPS: OB, IF, PA 
More practice for control set-ups (Related to p.22)  SPS: IN 
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Key Steps of Scientific Investigation
Scientific Investigation Training Programme



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Experiment 7.1 Testing for oxygen and carbon dioxide  Level 3 
Experiment 7.2 Testing for water and water vapour  Level 1 
Experiment 7.5 Investigating the factors necessary for photosynthesis  Level 1 
Experiment 7.8 Observing stomata under a microscope  Level 1 
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Science English Basics
Unit 7
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Device that uses sweat to generate electricity（11/2021） COMPUTER SCIENCE 
Days of strong humid heat are on the rise（08/2020） ENVIRONMENT 
Governments are fighting large swarms of locusts（08/2020） ENVIRONMENT 
The Australia's bushfires brought huge damages to the wildlife（04/2020） ENVIRONMENT 
Recycling carbon dioxide in air to slow down global warming（04/2020） ENVIRONMENT 



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Reusing hard disk and Replacing it with DNA
Household project: Make your home 'smart' using IoT and IFTTT
Detection in daily life: Using Google Science Journal and ChemEye
The COVID-19 has widely spread across the world（06/2020）
Can plant-based food help solve global warming?（11/2019）
Is sashimi safe to eat?（05/2019）
Building Hong Kong into a world-class smart city（03/2018）
The largest ozone hole over the Arctic ever measured（28-4-2020）
More frequent fire events in the Amazon rainforest (23-8-2019)
Plastic pollution threatening the lives of the ocean giants (5-2-2018)
Breathable nanofiber face mask (31-1-2018)
World’s first hydrogen-powered train in Germany (12-11-2017)



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Travel with Aristo — Japan