Daily Practice · GCSE Science
March 2016 - GCSE Science 5-a-day
Every GCSE Science sheet published in March 2016, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in March 2016
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st March 2016A 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.
- 2nd March 2016State one factor that affects the size of the voltage produced by a chemical cell.
- 3rd March 2016Name the alkene with the molecular formula C4H8.
- 4th March 2016Name the two gases released in large amounts by volcanic activity that formed most of the Earth's early atmosphere.
- 5th March 2016Name the energy store associated with a moving car.
- 6th March 2016Why is the live wire dangerous even when a device is switched off?
- 7th March 2016Describe the plum pudding model.
- 8th March 2016A spanner is used to loosen a bolt. Explain why using a longer spanner makes it easier to loosen the bolt.
- 9th March 2016State two ways of increasing the force produced by a motor effect setup, for a wire of fixed length at a fixed angle to the field.
- 10th March 2016Name the apparatus used to estimate the population of a slow-moving or non-moving species in a field.
- 11th March 2016State the type of large biological molecule that all enzymes are made from.
- 12th March 2016Define a communicable disease.
- 13th March 2016Name the hormone released when blood glucose concentration is too high, and state its overall effect.
- 14th March 2016Define mutation.
- 15th March 2016A sample contains 90% of an isotope with mass number 10 and 10% of an isotope with mass number 11. Calculate the relative atomic mass, to 1 decimal place.
- 16th March 2016Explain why potassium is more reactive than sodium.
- 17th March 2016Calculate the number of moles in 88 g of carbon dioxide. (Mr = 44)
- 18th March 2016Using the values in the previous question, calculate the overall energy change for the reaction.
- 19th March 2016The forward reaction of a particular reversible reaction is exothermic. State whether the reverse reaction is exothermic or endothermic.
- 20th March 2016A solution gives a cream precipitate when acidified with dilute nitric acid and then treated with silver nitrate solution. Name the halide ion present.
- 21st March 2016A device transfers 4500 J in 90 s. Calculate its power.
- 22nd March 2016A resistor of resistance 15 ohm is connected to a 6.0 V supply. Calculate the current flowing through it. Use V = I x R.
- 23rd March 2016Why does a bicycle pump get warm when used?
- 24th March 2016State what the gradient of a distance-time graph represents.
- 25th March 2016Explain why ultraviolet, X-rays and gamma rays can be hazardous to human health, but radio waves are not.
- 26th March 2016Explain, in terms of forces, why a satellite in a stable orbit does not fall towards the Earth or fly off into space.
- 27th March 2016What happens to the DNA before mitosis begins?
- 28th March 2016State two conditions that increase the rate of transpiration.
- 29th March 2016A lamp is moved from 15 cm to 30 cm away. What happens to the light intensity?
- 30th March 2016In pea plants, the allele for tall stems (T) is dominant over the allele for short stems (t). A homozygous tall plant (TT) is crossed with a homozygous short plant (tt). State the genotype and phenotype of all the offspring.
- 31st March 2016Name the biological process that removes carbon dioxide from the atmosphere and converts it into carbon compounds in a plant.