Daily Practice · GCSE Science

Daily Practice - GCSE Science

22nd July 1997

5 questions · GCSE · 584 questions in this band

1
Biology Required Practicals and Data Analysis
A student measures 24 cubic centimetres of gas in 3 minutes. Calculate the rate.
2
Cell Biology
A student views a red blood cell at a magnification of x2000. The image of the cell measures 20 mm across. Calculate the real width of the cell, giving your answer in micrometres (um).
3
Cell Structure and Microscopy
Convert 0.05 mm into micrometres.
4
Cell Division and Stem Cells
How many pairs of chromosomes are there in a human body cell?
5
Transport in and out of Cells
State three factors that increase the rate of diffusion.

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