Daily Practice · GCSE Science
October 2014 - GCSE Science 5-a-day
Every GCSE Science sheet published in October 2014, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in October 2014
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st October 2014State the difference between a permanent magnet and an induced magnet.
- 2nd October 2014State whether a galaxy moving towards Earth would show a red-shift or a blue-shift in its light.
- 3rd October 2014Give one adaptation of a root hair cell for absorbing mineral ions.
- 4th October 2014State one way that pathogens can be spread from person to person.
- 5th October 2014State two things excess glucose can be converted into for storage in the human body.
- 6th October 2014Define homozygous.
- 7th October 2014Why is a polystyrene cup with a lid used in energy-change experiments?
- 8th October 2014Write the electronic structure of a magnesium atom (12 electrons).
- 9th October 2014A student measures the mass of a beaker of hydrochloric acid and marble chips as they react and finds it falls. Explain why.
- 10th October 2014Molten zinc chloride, ZnCl2, is electrolysed using inert electrodes. Write the half equation for the reaction at (a) the cathode, and (b) the anode.
- 11th October 2014A tangent drawn to a volume-time graph at 15 seconds passes through the points (5 s, 6 cm3) and (25 s, 66 cm3). Calculate the rate of reaction at 15 seconds.
- 12th October 2014Name the gas that relights a glowing splint.
- 13th October 2014Name two gases that dissolve in atmospheric water droplets to cause acid rain.
- 14th October 2014Define power and give its unit.
- 15th October 2014Convert a density of 2.7 grams per cubic centimetre into kilograms per cubic metre.
- 16th October 2014State whether friction is a contact force or a non-contact force.
- 17th October 2014State the difference between a transverse wave and a longitudinal wave.
- 18th October 2014Name the force that keeps the planets in orbit around the Sun.
- 19th October 2014Give one advantage of a light microscope over an electron microscope.
- 20th October 2014Name the blood vessel that carries deoxygenated blood from the heart to the lungs.
- 21st October 2014Complete the word equation for anaerobic respiration in yeast: glucose -> ___ + ___
- 22nd October 2014Explain why sweating cools the body down.
- 23rd October 2014Thermus aquaticus is a species of bacterium that lives in hot springs at temperatures that would kill most other organisms. State the name given to an organism that is adapted to survive in such extreme conditions.
- 24th October 2014Give one reason distillation of seawater requires a large energy input.
- 25th October 2014Why can an ionic compound conduct electricity when molten or dissolved but not when solid?
- 26th October 2014A student reacts 2.4 g of magnesium with excess dilute hydrochloric acid: Mg + 2HCl -> MgCl2 + H2. Relative atomic mass of Mg = 24. Calculate the number of moles of hydrogen gas produced.
- 27th October 2014State the only substance produced when a hydrogen fuel cell reacts pure hydrogen with pure oxygen.
- 28th October 2014Name the catalyst used when an alkene reacts with hydrogen to form an alkane.
- 29th October 2014Name the two gases released in large amounts by volcanic activity that formed most of the Earth's early atmosphere.
- 30th October 2014Name the energy store associated with a moving car.
- 31st October 2014Give the colour and function of the earth wire.