Daily Practice · GCSE Science
August 2010 - GCSE Science 5-a-day
Every GCSE Science sheet published in August 2010, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in August 2010
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st August 2010Why can HIV not be treated with antibiotics?
- 2nd August 2010Name the three parts common to every homeostatic control system.
- 3rd August 2010State one advantage and one disadvantage of selective breeding in farm animals.
- 4th August 2010An atom has atomic number 11 and mass number 23. State the number of protons.
- 5th August 2010State the trend in reactivity down group 7 and name the most reactive halogen listed on the periodic table.
- 6th August 2010Define the limiting reactant.
- 7th August 2010State whether the combustion of methane is exothermic or endothermic.
- 8th August 2010In the Haber process, N2(g) + 3H2(g) -> 2NH3(g), state the effect of decreasing the pressure on the position of equilibrium.
- 9th August 2010Explain how the sodium hydroxide test distinguishes aluminium ions from calcium ions, given that both give a white precipitate.
- 10th August 2010Why should you write down the equation even if you cannot finish the calculation?
- 11th August 2010Two resistors are connected in parallel across a 12 V battery. State the potential difference across each resistor.
- 12th August 2010What causes the pressure of a gas on the walls of its container?
- 13th August 2010A train travels at a constant velocity of 40 m/s for 3 minutes. Calculate the distance it travels, in km.
- 14th August 2010A microwave oven uses electromagnetic waves with a wavelength of 0.12 m. Calculate the frequency of these waves (speed of light = 3 x 10^8 m/s).
- 15th August 2010Put the following in order of increasing distance from the Sun: Mars, Venus, Saturn, Earth.
- 16th August 2010Give one advantage of therapeutic cloning over using unrelated embryonic stem cells.
- 17th August 2010Why are xylem cells strengthened with lignin?
- 18th August 2010Why is glucose converted into starch for storage?
- 19th August 2010Name the three-domain system of classification, and name the scientist most associated with proposing it.
- 20th August 2010State one way in which high biodiversity benefits an ecosystem.
- 21st August 2010Explain how painting an iron gate helps prevent it from rusting.
- 22nd August 2010Why can an ionic solid not conduct electricity?
- 23rd August 2010Name the salt made from zinc oxide and nitric acid.
- 24th August 2010State what is meant by a catalyst.
- 25th August 2010State the functional group found in all alcohols.
- 26th August 2010Explain why the natural greenhouse effect is necessary for life on Earth, rather than being a purely harmful process.
- 27th August 2010Define specific heat capacity.
- 28th August 2010State the correct SI unit for density.
- 29th August 2010State the number of protons and the number of neutrons in an alpha particle.
- 30th August 2010State what happens to the frequency of a wave when it is refracted as it passes into a different material.
- 31st August 2010State two factors that increase the size of the potential difference induced in a coil.