Daily Practice · GCSE Science
April 1996 - GCSE Science 5-a-day
Every sheet in April 1996
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st April 1996A microwave oven uses electromagnetic waves with a wavelength of 0.12 m. Calculate the frequency of these waves (speed of light = 3 x 10^8 m/s).
- 2nd April 1996Put the following in order of increasing distance from the Sun: Mars, Venus, Saturn, Earth.
- 3rd April 1996State three functions of mitosis.
- 4th April 1996What happens to guard cells when a plant is short of water?
- 5th April 1996Write the word equation for photosynthesis.
- 6th April 1996Name the three-domain system of classification, and name the scientist most associated with proposing it.
- 7th April 1996State one method used to try to maintain biodiversity.
- 8th April 1996Explain, using the reactivity series, why attaching blocks of zinc to the hull of a steel ship helps prevent the steel from rusting.
- 9th April 1996Why is graphite soft and slippery?
- 10th April 1996Explain the difference between a strong acid and a concentrated acid.
- 11th April 1996A 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 1996State the functional group found in all alcohols.
- 13th April 1996Explain, in one sentence, why the oceans were able to form only after the early Earth had cooled.
- 14th April 1996Name four energy stores.
- 15th April 1996A 1.5 kg block of iron is heated from 18 degrees C to 98 degrees C. The specific heat capacity of iron is 450 J/(kg degrees C). Calculate the change in thermal energy.
- 16th April 1996State one source of natural background radiation and one source of artificial (man-made) background radiation.
- 17th April 1996State what happens to the frequency of a wave when it is refracted as it passes into a different material.
- 18th April 1996State two factors that increase the size of the potential difference induced in a coil.
- 19th April 1996State one structure found in a bacterial cell but not in an animal cell.
- 20th April 1996What is an enzyme?
- 21st April 1996Describe phagocytosis.
- 22nd April 1996Put these into the correct order for a reflex arc: motor neuron, receptor, effector, relay neuron, sensory neuron.
- 23rd April 1996State one structural adaptation of a polar bear that helps it survive in a cold environment.
- 24th April 1996Define a finite resource, giving one example.
- 25th April 1996State one reason why simple covalent substances such as chlorine have low melting points.
- 26th April 1996Give the formula for percentage yield.
- 27th April 1996A 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 1996Name the process used to separate crude oil into fractions.
- 29th April 1996State two advantages of instrumental methods of analysis, such as GC-MS, compared with manual chemical tests.
- 30th April 1996Distinguish repeatability from reproducibility.