Daily Practice · GCSE Science
June 1979 5-a-day
Every sheet in June 1979
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st June 1979State the name of the force that keeps a satellite in orbit around the Earth.
- 2nd June 1979Define an undifferentiated cell.
- 3rd June 1979Which tissue transports water and mineral ions from the roots?
- 4th June 1979Give three uses of the glucose produced in photosynthesis.
- 5th June 1979A plant grown in the shade is shorter than a genetically identical plant of the same species grown in full sunlight. State whether this difference is genetic variation, environmental variation, or both.
- 6th June 1979A peat bog covered an area of 850 hectares in 2015. By 2025, drainage for farmland had reduced the peat bog to 680 hectares. Calculate the percentage decrease in the area of the peat bog.
- 7th June 1979Explain why steel (an alloy of iron and carbon) is generally harder than pure iron.
- 8th June 1979Why do polymers have higher melting points than small molecules such as methane?
- 9th June 1979Complete: acid + metal carbonate gives ...
- 10th June 1979State the four factors that can increase the rate of a chemical reaction.
- 11th June 1979Name the small molecule typically released as a by-product during condensation polymerisation.
- 12th June 1979Explain, in terms of gas molecules, why methane and water vapour, as well as carbon dioxide, are described as greenhouse gases.
- 13th June 1979By what factor does kinetic energy increase if speed is doubled?
- 14th June 1979A block has a volume of 50 cm^3 and a mass of 135 g. Calculate its density.
- 15th June 1979Define the term 'half-life' of a radioactive isotope.
- 16th June 1979A water wave has a frequency of 4 Hz and a wavelength of 0.5 m. Calculate its speed.
- 17th June 1979A transformer's primary coil is connected to a 12 V supply and has 60 turns. Calculate the number of turns needed on the secondary coil to produce an output of 3.0 V.
- 18th June 1979A cube-shaped model cell has sides of length 3 cm. Calculate the surface area to volume ratio of the cube. Give your answer in the form n : 1.
- 19th June 1979Describe the positive result of the Biuret test.
- 20th June 1979What is tested during preclinical testing?
- 21st June 1979Define a synapse.
- 22nd June 1979Give one example of an abiotic factor that could affect where a plant species grows.
- 23rd June 1979Name the four stages usually considered in a life cycle assessment of a product.
- 24th June 1979A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
- 25th June 1979Why do companies prefer reactions with a high atom economy?
- 26th June 1979On a reaction profile diagram, the reactants are drawn at a higher energy level than the products. State whether the reaction is exothermic or endothermic.
- 27th June 1979State the general formula of the alkanes.
- 28th June 1979Explain why the solvent level in the container must be below the pencil baseline.
- 29th June 1979In the specific heat capacity practical, why is the block insulated?
- 30th June 1979Describe the current-potential difference graph for a filament lamp.