Daily Practice · GCSE Science
May 2025 - GCSE Science 5-a-day
Every GCSE Science sheet published in May 2025, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in May 2025
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st May 2025State the difference between a pure substance and a formulation.
- 2nd May 2025Explain why burning a fuel can produce nitrogen oxides even if the fuel itself contains no nitrogen.
- 3rd May 2025Name three renewable energy resources.
- 4th May 2025State the equation for density.
- 5th May 2025A box has a driving force of 250 N forward and friction of 180 N backward. Calculate the resultant force, including its direction.
- 6th May 2025Explain, in terms of particle motion, why a wave can transfer energy without transferring matter.
- 7th May 2025Name the region of the Solar System where most asteroids are found.
- 8th May 2025Why is a stain such as iodine used when preparing a slide?
- 9th May 2025Give two adaptations of a red blood cell.
- 10th May 2025Explain why anaerobic respiration releases much less energy per glucose molecule than aerobic respiration.
- 11th May 2025A person's blood glucose concentration is 4.8 mmol/dm^3 before breakfast and 7.2 mmol/dm^3 after breakfast. Calculate the increase in blood glucose concentration.
- 12th May 2025Explain why a pyramid of biomass is never wider at the top than at the bottom.
- 13th May 2025State what is meant by sustainable development.
- 14th May 2025Define a covalent bond.
- 15th May 2025State the pH value of a neutral solution.
- 16th May 2025State the difference between a rechargeable cell and a non-rechargeable cell.
- 17th May 2025Propene (C3H6) reacts with steam in the presence of a catalyst. Name the catalyst, and name the type of compound formed.
- 18th May 2025Explain, in terms of infrared radiation, how greenhouse gases keep the Earth warm.
- 19th May 2025A motor is supplied with 800 J of energy and wastes 240 J as heat. Calculate its efficiency as a percentage.
- 20th May 2025Calculate the current drawn by a 1150 W kettle on a 230 V supply.
- 21st May 2025State the approximate radius of a nucleus compared with the radius of an atom.
- 22nd May 2025State two factors, other than depth, that affect the pressure at a given point in a liquid.
- 23rd May 2025State the name of the rule used to find the direction of the force on a current-carrying wire in a magnetic field, and name the three quantities it relates.
- 24th May 2025State the difference between resolution and accuracy.
- 25th May 2025An amylase reaction is complete after 200 seconds. Calculate the rate of reaction using rate = 1000 / time.
- 26th May 2025How do bacteria make a person feel ill?
- 27th May 2025State what is meant by negative feedback.
- 28th May 2025Name the scientist who proposed the three-domain system of classification, and name the three domains.
- 29th May 2025An atom has atomic number 11 and mass number 23. State the number of protons.
- 30th May 2025On what property are elements ordered in the modern periodic table?
- 31st May 2025In the equation 2H2 + O2 gives 2H2O, how many moles of water are formed from 3 mol of hydrogen?