Edexcel IGCSE Biology 复习笔记 1.2.5 Pathogens
Edexcel IGCSE Biology 复习笔记 1.2.5 Pathogens Types of Pathogen A pathogen is any microorganism that causes disease in another organism (e.g. in plants or animals) Many microorganisms are pathogen...
AQA A Level Biology复习笔记5.3.10 The Effect of Farming
How Production is Affected by Farming Practices Farming practices can increase the efficiency of energy transfer in order to increase the total amount of energy available for human consumpti...
AQA A Level Biology复习笔记5.3.9 Percentage Yield
Maths Skill: Calculating Percentage Yield Farmers use various strategies to increase the yield of their crops or livestock. These strategies include: Reducing energy losses from crops to oth...
Edexcel IGCSE Biology 复习笔记 1.2.4 Prokaryotic Organisms
Edexcel IGCSE Biology 复习笔记 1.2.4 Prokaryotic Organisms Prokaryotes All living organisms can be grouped or ‘classified’ using a classification system that consists of five kingdoms. These...
AQA A Level Biology复习笔记5.3.8 Calculating Productivity & Efficiency
Maths Skills: Calculating Productivity and Efficiency within Ecosystems Given the appropriate data, it is possible to calculate the net productivity of producers or consumers and the efficie...
Edexcel IGCSE Biology 复习笔记 1.2.3 Eukaryotic Organisms: Fungi & Protoctists
Edexcel IGCSE Biology 复习笔记 1.2.3 Eukaryotic Organisms: Fungi & Protoctists Fungi Main features of fungi: They are usually multicellular but some are single-celled (e.g. yeast)...
Edexcel IGCSE Biology 复习笔记 1.2.2 Eukaryotic Organisms: Animals & Plants
Edexcel IGCSE Biology 复习笔记 1.2.2 Eukaryotic Organisms: Animals & Plants Animals The main features of animals: They are multicellular Their cells contain a nucleus with a distinct mem...
AQA A Level Biology复习笔记5.3.7 Secondary Productivity
Primary & Secondary Productivity During photosynthesis, primary producers (such as plants and algae) convert light energy into chemical energy in biological molecules The storing of this...
Edexcel IGCSE Biology 复习笔记 1.2.1 Eukaryotic Organisms
Edexcel IGCSE Biology 复习笔记 1.2.1 Eukaryotic Organisms Common Features of Eukaryotic Organisms: Basics All living organisms can be grouped or 'classified' using a classification system that cons...
