Daily Practice · GCSE Science
July 2001 - GCSE Science 5-a-day
Every GCSE Science sheet published in July 2001, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in July 2001
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st July 2001State the difference between irradiation and contamination.
- 2nd July 2001Explain why a larger vehicle mass increases braking distance.
- 3rd July 2001State the type of force that always acts between an induced magnet and the magnet that induced it.
- 4th July 2001Name the model of the origin of the universe that is supported by red-shift observations.
- 5th July 2001Name the process that moves substances against a concentration gradient.
- 6th July 2001Describe how phagocytes destroy pathogens in the body.
- 7th July 2001Define oxygen debt.
- 8th July 2001Explain one benefit of the Human Genome Project.
- 9th July 2001Why is the burette rinsed with the solution it is going to contain rather than with water?
- 10th July 2001State the relative mass and relative charge of a neutron.
- 11th July 2001Calculate the Mr of Ca(OH)2. (Ca = 40, O = 16, H = 1)
- 12th July 2001Explain why solid sodium chloride does not conduct electricity, but molten sodium chloride does.
- 13th July 2001In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
- 14th July 2001Which reagent is added, and in what colour change, to test for chlorine gas?
- 15th July 2001Explain how solid carbon particulates released by combustion can cause global dimming.
- 16th July 2001A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
- 17th July 2001Define specific latent heat of fusion.
- 18th July 2001Calculate the weight of an object of mass 8.0 kg on Earth, where g = 9.8 N/kg.
- 19th July 2001A wave travels from air into glass and slows down. State what happens to its direction, and explain why in terms of wavelength.
- 20th July 2001State what a nebula is, and explain its role in the life cycle of a star.
- 21st July 2001Give the equation linking magnification, image size and real size.
- 22nd July 2001Give one advantage and one disadvantage of a stent.
- 23rd July 2001Name the gas that is released as a product of photosynthesis.
- 24th July 2001Name the hormone released by the adrenal glands that prepares the body for fight or flight.
- 25th July 2001State what is meant by the term ecosystem.
- 26th July 2001Explain why potable water is not required to be chemically pure.
- 27th July 2001Describe metallic bonding.
- 28th July 2001State the name given to a reaction in which a substance loses electrons.
- 29th July 2001State whether breaking a chemical bond requires energy or releases energy.
- 30th July 2001State the general formula of the alkenes.
- 31st July 2001Give two processes that removed carbon dioxide from the early atmosphere.