13+ Common Entrance
31st August 1991
- 1Sequences, Patterns and Formulae
Write the first four terms of the sequence with nth term 2n^2.
- 2Biology: Life Processes
Name the organelle found in both plant and animal cells that is the site of aerobic respiration.
- 3Biology: Cells, Body Systems and Reproduction
A doctor records that a foetus is 38 weeks old. Given that human gestation lasts approximately 40 weeks, state approximately how many weeks of pregnancy remain.
- 4Biology: Plants, Ecology and Health
Name the green pigment, found in chloroplasts, that absorbs light energy for photosynthesis.
- 5Biology: Cells, Microscopy and Genetics
Name the specialised cell in humans that is adapted with a long tail and many mitochondria to swim toward an egg cell.
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