IB ESS PACKAGE DEAL

model - ️️a simplified description designed to show the structure or working of an object, system or concept. open system - ️️type ***** in which both matter and energy are exchanged with its surroundings closed system - ️️type ****** in which energy but not matter is exchanged wit...

Abiotic Factor - ️️A non-living, physical factor that may influence an organism or ecosystem; i.e. temperature, sunlight, pH, salinity, precipitation Biochemical Oxygen Demand (BOD) - ️️A measure of the amount of dissolved oxygen required to break down the organic material in a given volu...

environmental pressures - ️️the factors (abiotic or biotic) in an ecosystem which put pressure on an organism's survival and increase competition (whether inter-species or intra-species) biodiversity - ️️a combination of the species diversity, genetic diversity and habitat diversity of a...

Biodiversity - ️️broad concept of encompassing total diversity which includes genetic diversity, species diversity and habitat diversity. Genetic diversity - ️️Range of genetic material present in the population of a species Species Diversity - ️️number of organisms within each dif...

Ecocentric viewpoint - ️️Holistic ideal, ecology and nature central to humanity, less materialistic approach, prioritizes biorights, encourages education and human self-restraint Anthropocentric viewpoint - ️️Humans must sustainably manage the global system, (taxes, regulation, legislatio...

System - ️️A set of inter-related parts working together to make a complex whole Open system - ️️Exchanges matter and energy with its surroundings Closed system - ️️Exchanges energy but not matter with its surroundings Isolated system - ️️Exchanges neither matter nor energy ...

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 ec...

Climate - ️️Determines the type of biome in a given area although individual ecosystems may vary due to many local abiotic and biotic factors Biomes - ️️A collection of ecosystems sharing similar climatic conditions Biosphere - ️️That part of the Earth inhabited by organisms. It ex...