Ib ess topic 2 - Study guides, Class notes & Summaries

IB ESS Topic 2, Questions and answers, 100% Accurate, graded A+ Biotic factors - -the living organisms in an ecosystem abiotic factors - -the non-living factors in an ecosystem trophic level - -the position an organism occupies in a food chain as a result of its feeding habits food chain - -a simple linear relationship which shows how energy is transferred between organisms as each consumes an organism from a lower trophic level food web - -a group of interconnected food chains ...

IB ESS Topic 2 - Ecosystems and Ecology, Questions and answers, rated A+ species - -a group of organisms sharing common characteristics that interbreed and produce fertile offspring population - -a group of organisms of the same species living in the same area at the same time, and which are capable of interbreeding habitat - -the environment in which a species normally lives abiotic factors - -non-living, physical factors that influence the organisms and ecosystem, e.g. temperat...

IB ESS Topic 2.1, 100% Coverage, Easy Revision guide, rated A+ food chain - -diagram showing flow of energy from one organism to another food web - -diagram showing an ecosystem that contains many interconnected food chains Biotic - -the living components within an ecosystem (the community) Abiotic - -the nonliving factors of the ecosystem (the environment) Producers - -organisms that can produce their own food, convert abiotic components into living matter consumers - -organ...

Full and complete notes covering the whole ESS Topic 2, including explanations, images, examples and case studies. I got a 7 in ESS using these notes.

IB ESS - Topic 5 (Soil & Terrestrial Food Production Systems) Full Notes. The soil system is a dynamic ecosystem that has inputs, outputs, storages and flows. ● The quality of soil influences the primary productivity of an area. Applications and skills ● Outline the transfers, transformations, inputs, outputs, flows and storages within soil systems. ● Explain how soil can be viewed as an ecosystem. ● Compare and contrast the structure and properties of sand, clay and loam soils, wit...

IB ESS - Topic 5 (Soil & Terrestrial Food Production Systems) Full Notes. The soil system may be illustrated by a soil profile that has a layered structure (horizons). 2. Soil system storages include organic matter, organisms, nutrients, minerals, air and water. 3. Transfers of material within the soil, including biological mixing and leaching (minerals dissolved water moving through soil), contribute to the organization of the soil. 4. There are inputs of organic material including leaf litt...

IB ESS Topic 1, Top Exam Questions and answers, 100% Accurate, graded A+ Environmental Value Systems (EVSs) - -a particular worldview or set of paradigms that shapes the way individuals or societies perceive and evaluate environmental issues Environmental movement - --influential individuals: media publications -independent pressure groups: awareness campaigns -corporate businesses: using resources such as coal -governments: policy decisions -intergovernmental bodies: influencing ...

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IB ESS - Topic 5 (Soil & Terrestrial Food Production Systems) Full Notes. Soil is a complex ecosystem made up of minerals, organic material, gases and liquids which forms the for many animals and plants. ● all the food that we consume depends on soil. ● holds water & mineral nutrients that plants depend upon. ● plants grow in soil and we eat plants that grow directly in the soil or animals that have eaten● habitat for many organisms in some ecosystems, below-ground biomass > above-...