Daily Practice - GCSE Science
22nd December 1993
- 1Variation, Evolution and Selection
Explain one reason it took many years for Darwin's theory of evolution by natural selection to become widely accepted.
- 2Ecology
A student counts 3, 5, 4 and 8 dandelion plants in four separate 1 m^2 quadrats. Calculate the mean number of dandelions per quadrat.
- 3Ecosystems, Adaptation and Feeding Relationships
State one abiotic factor that can affect the population of fish living in a pond.
- 4Biodiversity, Cycles and Human Impact
State one way in which high biodiversity benefits an ecosystem.
- 5Chemistry Required Practicals and Data Analysis
Why is the burette rinsed with the solution it is going to contain rather than with water?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1993, including the monthly compilation PDF.