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level: Eco-management and Stratified Sampling

Questions and Answers List

level questions: Eco-management and Stratified Sampling

QuestionAnswer
Climax CommunitiesTake many years to grow, must be managed meticulously
SoilsBecome less productive if not managed appropriately. Damaged easily, plants are sensitive to changes in the soil
Old growth forestsClimax communities which take many years to establish. Managed for tourism and preservation of the system
Coral ReefsBalance conservation with tourism. Ecosystem can be damaged by certain practices [pollution, sunscreen damages coral]
Stratified SamplingSampling technique wherein an ecosystem is divided into strata/zones, each stratum is randomly selected
Minimising Sampling Bias- Large number of samples - Random placement of quadrats across a strata using a number generator - Specific rules set before sampling [i.e., if an organism only half in the quadrat counts] - Use of calibrated instruments