Daily Practice · GCSE Science
October 1965 5-a-day
Every sheet in October 1965
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st October 1965Name the two gases produced by photosynthesis and the substance it consumes alongside carbon dioxide.
- 2nd October 1965What happens to the energy described as 'wasted' in a transfer?
- 3rd October 1965Name the change of state when a liquid becomes a gas throughout the liquid, at its boiling point.
- 4th October 1965Explain the difference between irradiation and contamination.
- 5th October 1965State what happens to the frequency of a wave when it is refracted as it passes into a different material.
- 6th October 1965State two factors that increase the size of the potential difference induced in a coil.
- 7th October 1965A student views a red blood cell at a magnification of x2000. The image of the cell measures 20 mm across. Calculate the real width of the cell, giving your answer in micrometres (um).
- 8th October 1965Name the products of protein digestion.
- 9th October 1965State the difference between an antibiotic and a painkiller.
- 10th October 1965Put these into the correct order for a reflex arc: motor neuron, receptor, effector, relay neuron, sensory neuron.
- 11th October 1965State one structural adaptation of a polar bear that helps it survive in a cold environment.
- 12th October 1965State the two main steps used to produce potable water from a fresh water source.
- 13th October 1965State the charge on a calcium ion (Group 2).
- 14th October 1965Convert 250 cubic centimetres into cubic decimetres.
- 15th October 1965A student heats solid copper carbonate strongly in a test tube, and it breaks down into copper oxide and carbon dioxide. Heating must be continued throughout the reaction for it to keep going. State whether this thermal decomposition reaction is exothermic or endothermic, and explain your reasoning.
- 16th October 1965Name the process used to separate crude oil into fractions.
- 17th October 1965Write the formula for calculating an Rf value.
- 18th October 1965Readings have a mean of 20.0 cm and a range of 1.0 cm. Calculate the percentage uncertainty.
- 19th October 1965What happens to the total resistance when a second resistor is added in parallel, and why?
- 20th October 1965What happens inside the nucleus when a beta particle is emitted?
- 21st October 1965State Newton's First Law of Motion.
- 22nd October 1965Two bar magnets are placed with their north poles facing each other. State what happens to the magnets.
- 23rd October 1965State what is meant by red-shift.
- 24th October 1965State three factors that increase the rate of diffusion.
- 25th October 1965Name the vector that spreads the protist pathogen that causes malaria.
- 26th October 1965Explain why breathing rate and breathing depth both increase during exercise.
- 27th October 1965In pea plants, purple flower colour (allele H) is dominant over white flower colour (allele h). State the phenotype of a plant with genotype Hh.
- 28th October 1965What does 'concordant' mean when applied to titres?
- 29th October 1965What did the alpha scattering experiment show that the plum pudding model could not explain?
- 30th October 1965Magnesium is burned in an open crucible and the mass increases. Explain why.
- 31st October 1965State the two materials commonly used as inert electrodes in electrolysis, and explain why they must be inert.