13+ Common Entrance
3rd March 1992
- 1Science: Full Practice Paper 15
Name one structure found in a plant cell that is not found in an animal cell.
- 2Science: Full Practice Paper 2
State whether melting ice is a physical change or a chemical change, and give a reason.
- 3Science: Full Practice Paper 3
A pupil records the mass of a beaker of ice every 2 minutes as it melts. State which variable is the independent variable in this investigation.
- 4Science: Full Practice Paper 4
State whether respiration in muscle cells during hard exercise, when oxygen supply cannot keep up with demand, is aerobic or anaerobic.
- 5Science: Full Practice Paper 5
A pupil measures the volume of a gas produced in a reaction every 30 seconds. State whether the volume of gas is the independent or the dependent variable.
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