Daily Practice · GCSE Science
January 2017 - GCSE Science 5-a-day
Every GCSE Science sheet published in January 2017, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in January 2017
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st January 2017Name the vector that spreads the protist pathogen that causes malaria.
- 2nd January 2017State the word equation for anaerobic respiration in human muscle cells.
- 3rd January 2017State whether cystic fibrosis is caused by a dominant or a recessive allele.
- 4th January 2017Give the resolution of a burette that can be read to the nearest half of a small division.
- 5th January 2017Why is an atom electrically neutral?
- 6th January 2017State the law of conservation of mass.
- 7th January 2017Aqueous copper sulfate solution is electrolysed using inert graphite electrodes. State the products formed at (a) the cathode and (b) the anode, giving a reason for each.
- 8th January 2017In the disappearing cross required practical, state the dependent variable that is measured.
- 9th January 2017Give one piece of evidence that a solid sample is impure, based on its melting behaviour.
- 10th January 2017Explain why carbon monoxide is dangerous even though it has no smell.
- 11th January 2017Why can no device be 100 percent efficient?
- 12th January 2017Why is melting described as a physical change?
- 13th January 2017A gardener pushes a mower with a force of 60 N through a distance of 8.0 m. Calculate the work done. Use W = F x s.
- 14th January 2017A water wave has a wavelength of 0.4 m and a frequency of 2.5 Hz. Calculate its speed.
- 15th January 2017Explain how elements heavier than iron, such as gold, are created and distributed through the universe.
- 16th January 2017Convert 0.05 mm into micrometres.
- 17th January 2017State the function of the valves in the heart and in veins.
- 18th January 2017Name the organelle in a plant cell where photosynthesis takes place.
- 19th January 2017State the type of diabetes in which the pancreas produces little or no insulin.
- 20th January 2017The Arctic fox has small, rounded ears compared with the desert fennec fox, which has very large ears. State whether this is a structural, behavioural or functional adaptation, and explain how it helps the Arctic fox survive.
- 21st January 2017Name one method used to sterilise fresh water during the production of potable water.
- 22nd January 2017Write the formula of calcium chloride and explain the ratio.
- 23rd January 2017Write the word equation for the reaction between zinc and hydrochloric acid.
- 24th January 2017Hydrogen reacts with chlorine to form hydrogen chloride: H2 + Cl2 -> 2HCl. Use the bond energies given to calculate the overall energy change for this reaction. Bond energies: H-H = 436 kJ/mol, Cl-Cl = 243 kJ/mol, H-Cl = 432 kJ/mol.
- 25th January 2017Describe the colour change seen when an alkene is shaken with bromine water.
- 26th January 2017State the approximate percentage of nitrogen in today's atmosphere.
- 27th January 2017A spring is compressed. Which energy store increases?
- 28th January 2017Give the equation linking energy transferred, charge flow and potential difference.
- 29th January 2017Who provided the evidence for the existence of the neutron, and roughly when relative to the nuclear model?
- 30th January 2017State the name of the upward force acting on an object placed in a fluid.
- 31st January 2017A current-carrying wire experiences a force of 1.2 N when placed at right angles to a magnetic field of flux density 0.40 T, carrying a current of 6.0 A. Calculate the length of wire in the field.