Daily Practice · GCSE Science
April 1974 5-a-day
Every sheet in April 1974
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st April 1974State the seven regions of the electromagnetic spectrum in order of increasing frequency.
- 2nd April 1974State what provides the centripetal force that keeps a planet in orbit around the Sun.
- 3rd April 1974State three functions of mitosis.
- 4th April 1974What happens to guard cells when a plant is short of water?
- 5th April 1974Write the word equation for photosynthesis.
- 6th April 1974Define the term allele.
- 7th April 1974State one method used to try to maintain biodiversity.
- 8th April 1974Explain, using the reactivity series, why attaching blocks of zinc to the hull of a steel ship helps prevent the steel from rusting.
- 9th April 1974Why is graphite soft and slippery?
- 10th April 1974Explain the difference between a strong acid and a concentrated acid.
- 11th April 1974A reaction between calcium carbonate and hydrochloric acid produces 72 cm3 of carbon dioxide gas in 30 seconds. Calculate the mean rate of reaction.
- 12th April 1974Explain why carboxylic acids are described as 'weak acids'.
- 13th April 1974Explain why the natural greenhouse effect is necessary for life on Earth, rather than being a purely harmful process.
- 14th April 1974Name four energy stores.
- 15th April 1974State the correct SI unit for density.
- 16th April 1974State one source of natural background radiation and one source of artificial (man-made) background radiation.
- 17th April 1974Explain why ultraviolet radiation can be harmful to human skin.
- 18th April 1974State two ways of inducing a potential difference across a conductor using a magnetic field.
- 19th April 1974Convert 0.02 mm into micrometres (um).
- 20th April 1974What is an enzyme?
- 21st April 1974Describe phagocytosis.
- 22nd April 1974A ruler is released and falls 20 cm before being caught. Using distance = 0.5 x g x time^2 with g = 9.8 m/s^2, calculate the reaction time, to 3 significant figures.
- 23rd April 1974Name the equipment used to measure the abundance of a small plant species within a sample area.
- 24th April 1974State one benefit of recycling metal rather than extracting new metal from its ore.
- 25th April 1974Name the three types of strong chemical bonding.
- 26th April 1974Give the formula for percentage yield.
- 27th April 1974A student reacts excess zinc powder with 25 cm3 of copper sulfate solution in a polystyrene cup. The starting temperature is 21.0 degrees C and the maximum temperature reached is 58.5 degrees C. Calculate the temperature change.
- 28th April 1974Define the term 'hydrocarbon'.
- 29th April 1974State two advantages of instrumental methods of analysis, such as GC-MS, compared with manual chemical tests.
- 30th April 1974Distinguish repeatability from reproducibility.