Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
26th December 2017
- 1Biology Required Practicals and Data Analysis
A student measures 24 cubic centimetres of gas in 3 minutes. Calculate the rate.
- 2Cell Biology
A cube-shaped model cell has sides of length 3 cm. Calculate the surface area to volume ratio of the cube. Give your answer in the form n : 1.
- 3Cell Structure and Microscopy
Convert 0.05 mm into micrometres.
- 4Cell Division and Stem Cells
How many pairs of chromosomes are there in a human body cell?
- 5Transport in and out of Cells
State three factors that increase the rate of diffusion.
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