This neatly typed, in-depth, aesthetic document covers all aspects, guidelines and terminology of the life science/biology practical exam paper. includes definitions, terminology, guidelines. formulas and instructions on how to achieve maximum results in a prac exam.
Fair test: The way the experimental apparatus and control are set up so that they differ
in only 1 way.
Aim: "To investigate..." Aim describes the experiment. NOT "To prove..."
Hypothesis: Statement that connects input variable with output variable - short, concise,
both variables, statement (not a question)
Independent variable: Factor that is changed in the experiment.
Dependent variable: Factor being measured after input variable has been enacted
Control: Set up in exactly the same way but without the input variable - to see if the
experiment still works without the input variable (Not applicable to every investigation)
Fixed variable: Things that could change but are kept constant.
Method:
• List equipment
• Specify unit/measurement
• Include substance & quantities
• Bullet point/numbered form
• Keep the aim in focus
• State how to collect results
Results:
• Qualitative: Results are descriptions, not values (eg small, medium, light, dark etc)
• Quantitative: Results are numerical and have values (eg weight, height etc)
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