Daily Practice · GCSE Science
June 2007 - GCSE Science 5-a-day
Every GCSE Science sheet published in June 2007, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in June 2007
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st June 2007Propene (C3H6) reacts with steam in the presence of a catalyst. Name the catalyst, and name the type of compound formed.
- 2nd June 2007Give two human activities that increase the amount of greenhouse gases in the atmosphere.
- 3rd June 2007A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
- 4th June 2007What is the difference between alternating and direct current?
- 5th June 2007What observation showed that the atom is mostly empty space?
- 6th June 2007State two factors, other than depth, that affect the pressure at a given point in a liquid.
- 7th June 2007State the name of the rule used to find the direction of the force on a current-carrying wire in a magnetic field, and name the three quantities it relates.
- 8th June 2007In the microbiology practical, why are agar plates incubated at 25 degrees Celsius in schools rather than at 37 degrees Celsius?
- 9th June 2007State two ways that bile aids the digestion of fats.
- 10th June 2007Why can HIV not be treated with antibiotics?
- 11th June 2007State what is meant by negative feedback.
- 12th June 2007Name the scientist who proposed the three-domain system of classification, and name the three domains.
- 13th June 2007State the relative charge of a neutron.
- 14th June 2007State the trend in reactivity down group 7 and name the most reactive halogen listed on the periodic table.
- 15th June 2007Define the limiting reactant.
- 16th June 2007A reaction profile shows the reactants at 150 kJ and the peak (activation energy point) at 195 kJ. Calculate the activation energy.
- 17th June 2007State the effect of increasing the temperature on the position of equilibrium of a reaction whose forward reaction is exothermic.
- 18th June 2007Explain how the sodium hydroxide test distinguishes aluminium ions from calcium ions, given that both give a white precipitate.
- 19th June 2007Why should you write down the equation even if you cannot finish the calculation?
- 20th June 2007A component has a current of 5.0 A and a resistance of 8.0 ohm. Calculate the power dissipated using P = I^2 x R.
- 21st June 2007What causes the pressure of a gas on the walls of its container?
- 22nd June 2007A car's velocity increases from 8 m/s to 20 m/s over 4 seconds. Calculate its acceleration.
- 23rd June 2007State one medical use of X-rays and one safety precaution taken when X-rays are used in a hospital.
- 24th June 2007State two uses of artificial satellites.
- 25th June 2007Give one advantage of therapeutic cloning over using unrelated embryonic stem cells.
- 26th June 2007Why are xylem cells strengthened with lignin?
- 27th June 2007Why is glucose converted into starch for storage?
- 28th June 2007State one difference between selective breeding and genetic engineering.
- 29th June 2007State one way in which high biodiversity benefits an ecosystem.
- 30th June 2007Explain how painting an iron gate helps prevent it from rusting.