Daily Practice
GCSE Science
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20th April 1992
- 1Red-shift and the Expanding Universe
Explain why red-shift observations support the idea that the universe is expanding, rather than Earth simply being at the centre of the universe with everything moving away from it.
- 2Biology Required Practicals and Data Analysis
Name the apparatus used to estimate the population of a slow-moving or non-moving species in a field.
- 3Cell Biology
Name the structure in a plant cell that controls the substances entering and leaving the cell.
- 4Cell Structure and Microscopy
State the function of the mitochondria.
- 5Cell Division and Stem Cells
Define an undifferentiated cell.
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