Daily Practice · GCSE Science
April 1997 - GCSE Science 5-a-day
Every sheet in April 1997
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st April 1997State the word equation for anaerobic respiration in human muscle cells.
- 2nd April 1997State whether cystic fibrosis is caused by a dominant or a recessive allele.
- 3rd April 1997What does 'concordant' mean when applied to titres?
- 4th April 1997What did the alpha scattering experiment show that the plum pudding model could not explain?
- 5th April 1997Magnesium is burned in an open crucible and the mass increases. Explain why.
- 6th April 1997Aqueous copper sulfate solution is electrolysed using inert graphite electrodes. State the products formed at (a) the cathode and (b) the anode, giving a reason for each.
- 7th April 1997In the disappearing cross required practical, state the dependent variable that is measured.
- 8th April 1997Describe the result of the test for carbon dioxide.
- 9th April 1997Give one piece of evidence used to link human activity to recent climate change.
- 10th April 1997Give one advantage and one disadvantage of wind power.
- 11th April 1997Why does the temperature stay constant while a substance boils?
- 12th April 1997State whether friction is a contact force or a non-contact force.
- 13th April 1997A water wave has a wavelength of 0.4 m and a frequency of 2.5 Hz. Calculate its speed.
- 14th April 1997Explain how elements heavier than iron, such as gold, are created and distributed through the universe.
- 15th April 1997Where is the DNA found in a bacterial cell?
- 16th April 1997Name the substance in red blood cells that binds oxygen.
- 17th April 1997Complete the word equation for anaerobic respiration in yeast: glucose -> ___ + ___
- 18th April 1997State the type of diabetes in which the pancreas produces little or no insulin.
- 19th April 1997In a grassland food chain, the biomass of grass available is 8400 kg and the biomass transferred to the rabbits that eat it is 940 kg. Calculate the percentage efficiency of biomass transfer from grass to rabbits, to 3 significant figures.
- 20th April 1997Give one reason distillation of seawater requires a large energy input.
- 21st April 1997Give the charge on an ion formed by a group 2 element.
- 22nd April 1997A student reacts 2.4 g of magnesium with excess dilute hydrochloric acid: Mg + 2HCl -> MgCl2 + H2. Relative atomic mass of Mg = 24. Calculate the number of moles of hydrogen gas produced.
- 23rd April 1997State one factor that affects the size of the voltage produced by a chemical cell.
- 24th April 1997Describe the colour change seen when an alkene is shaken with bromine water.
- 25th April 1997Name the two gases released in large amounts by volcanic activity that formed most of the Earth's early atmosphere.
- 26th April 1997Name the energy store associated with a moving car.
- 27th April 1997Why is the live wire dangerous even when a device is switched off?
- 28th April 1997Describe the plum pudding model.
- 29th April 1997State the name of the upward force acting on an object placed in a fluid.
- 30th April 1997A current-carrying wire experiences a force of 1.2 N when placed at right angles to a magnetic field of flux density 0.40 T, carrying a current of 6.0 A. Calculate the length of wire in the field.