Examlex
Which of the following is not a way of getting energy out of biomass?
Online Surveys
Research tools used for collecting data from respondents via the internet, offering broad reach and convenience.
Descriptive Studies
Research methods focused on observing, describing, and documenting aspects of a situation as it naturally occurs.
Independent Variable
An experimental factor that is adjusted by the researcher to examine its impact on a specific outcome or dependent variable.
Instruments
Tools or mechanisms used in research to collect data, such as surveys, tests, or observation checklists.
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