Daily Practice

GCSE Science

25th April 1991

5 questions · GCSE · 584 questions in this band

1
The Solar System, Orbital Motion and Satellites
State two uses of artificial satellites.
2
Red-shift and the Expanding Universe
State what is meant by red-shift.
3
Biology Required Practicals and Data Analysis
Why does taking repeat readings and calculating a mean improve the data?
4
Cell 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.
5
Cell Structure and Microscopy
Where is the DNA found in a bacterial cell?

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