Daily Practice · GCSE Science
March 2012 - GCSE Science 5-a-day
Every GCSE Science sheet published in March 2012, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in March 2012
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st March 2012State the trend in reactivity down group 7 and name the most reactive halogen listed on the periodic table.
- 2nd March 2012Define the limiting reactant.
- 3rd March 2012Using the values in the previous question, calculate the overall energy change for the reaction.
- 4th March 2012State the catalyst commonly used in the Haber process.
- 5th March 2012Explain how the sodium hydroxide test distinguishes aluminium ions from calcium ions, given that both give a white precipitate.
- 6th March 2012Why should you write down the equation even if you cannot finish the calculation?
- 7th March 2012A resistor of resistance 15 ohm is connected to a 6.0 V supply. Calculate the current flowing through it. Use V = I x R.
- 8th March 2012What causes the pressure of a gas on the walls of its container?
- 9th March 2012Define the term 'vector quantity' and give one example.
- 10th March 2012Name the type of electromagnetic wave used to treat cancer by killing cells in a tumour, and state which part of the atom emits it.
- 11th March 2012State one difference between a moon and an artificial satellite.
- 12th March 2012Give one advantage of therapeutic cloning over using unrelated embryonic stem cells.
- 13th March 2012Why are xylem cells strengthened with lignin?
- 14th March 2012Why is glucose converted into starch for storage?
- 15th March 2012Define phenotype.
- 16th March 2012State one way in which high biodiversity benefits an ecosystem.
- 17th March 2012Explain how painting an iron gate helps prevent it from rusting.
- 18th March 2012Why can an ionic solid not conduct electricity?
- 19th March 2012Name the salt made from zinc oxide and nitric acid.
- 20th March 2012State what is meant by a catalyst.
- 21st March 2012Name the type of biological molecule formed when amino acid monomers join together by condensation polymerisation.
- 22nd March 2012State two long-term stores of carbon that removed carbon dioxide from the early atmosphere.
- 23rd March 2012Define specific heat capacity.
- 24th March 2012Calculate the energy needed to melt 0.50 kg of a substance with a specific latent heat of fusion of 210000 J/kg.
- 25th March 2012State the number of protons and the number of neutrons in an alpha particle.
- 26th March 2012A radio wave has a wavelength of 3 m. Calculate its frequency, given that all electromagnetic waves travel at 3 x 10^8 m/s in a vacuum.
- 27th March 2012Explain why electricity is transmitted through the National Grid at a very high voltage rather than at the voltage used in homes.
- 28th March 2012Name the structure in a plant cell that controls the substances entering and leaving the cell.
- 29th March 2012Why does a food test for sugars need a water bath?
- 30th March 2012Explain what is meant by a double blind trial.
- 31st March 2012Name the chemical released at a synapse that carries the signal across the gap.