Edexcel IGCSE Biology 復習筆記 4.4.1 The Effects of Pollution
Edexcel IGCSE Biology 復習筆記 4.4.1 The Effects of Pollution The Effects of Pollution Human population growth globally has been increasing?exponentially?for the last 150 years ...
IB DP Maths: AA HL復習筆記2.5.1 Reciprocal & Rational Functions
What is the reciprocal function? What are the key features of the reciprocal graph? The graph?does not have a?y-intercept The graph?does not have any roots The graph has?two asymptotes The graph?do...
Edexcel IGCSE Biology 復習筆記 4.3.2 The Nitrogen Cycle
Edexcel IGCSE Biology 復習筆記 4.3.2 The Nitrogen Cycle The Nitrogen Cycle Nitrogen?as an element is required to make proteins Neither plants nor animals can absorb it from the air?as N2?gas...
Edexcel IGCSE Biology 復習筆記 4.3.1 Water Cycle & Carbon Cycle
Edexcel IGCSE Biology 復習筆記 4.3.1 Water Cycle & Carbon Cycle The Water Cycle Water molecules move between various locations – such as rivers, oceans and the atmosphere – by specific p...
Edexcel IGCSE Biology 復習筆記 4.2.3 Food Pyramids & Transfer of Energy
Edexcel IGCSE Biology 復習筆記 4.2.3 Food Pyramids & Transfer of Energy Food Pyramids A pyramid of numbers shows?how many organisms?we are talking about at each level of a food chain. Th...
Edexcel IGCSE Biology 復習筆記 4.2.2 Food Webs
Edexcel IGCSE Biology 復習筆記 4.2.2 Food Webs Food Webs A?food web?is a network of interconnected food chains Food webs are more realistic ways of showing connections between organisms with...
Edexcel IGCSE Biology 復習筆記 4.2.1 Trophic Levels & Food Chains
Edexcel IGCSE Biology 復習筆記 4.2.1 Trophic Levels & Food Chains Trophic Levels & Food Chains Trophic levels Trophic levels are used to describe the?feeding relationships between or...
Edexcel IGCSE Biology 復習筆記 4.1.4 Abiotic & Biotic Factors
Edexcel IGCSE Biology 復習筆記 4.1.4 Abiotic & Biotic Factors Abiotic & Biotic Factors In Biology, ‘abiotic’ means non-living An?abiotic?factor is a?non-living?factor within an envir...
Edexcel IGCSE Biology 復習筆記 4.1.3 Biodiversity
Edexcel IGCSE Biology 復習筆記 4.1.3 Biodiversity Biodiversity Biodiversity is the?range and variety of different species?of organisms on?Earth, or within an?ecosystem It considers not only ...
