Daily Practice - GCSE Science
10th March 1995
- 1Ecology
Give one example of a biotic factor that could affect a population of rabbits.
- 2Ecosystems, Adaptation and Feeding Relationships
Explain why a pyramid of biomass is never wider at the top than at the bottom.
- 3Biodiversity, Cycles and Human Impact
Name the biological process that removes carbon dioxide from the atmosphere and converts it into carbon compounds in a plant.
- 4Chemistry Required Practicals and Data Analysis
A gas syringe collects 48 cubic centimetres of gas in 40 seconds. Calculate the mean rate.
- 5Atomic Structure and the Periodic Table
A 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.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent GCSE Science sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1995, including the monthly compilation PDF.