Daily Practice

GCSE Science

28th March 1991

5 questions · GCSE · 584 questions in this band

1
Ecosystems, Adaptation and Feeding Relationships
Thermus aquaticus is a species of bacterium that lives in hot springs at temperatures that would kill most other organisms. State the name given to an organism that is adapted to survive in such extreme conditions.
2
Biodiversity, Cycles and Human Impact
State one method used to try to maintain biodiversity.
3
Chemistry Required Practicals and Data Analysis
Give the resolution of a burette that can be read to the nearest half of a small division.
4
Atomic Structure and the Periodic Table
An atom has atomic number 9 and mass number 19. Calculate the number of neutrons.
5
Using Resources
Name two methods of desalinating seawater.

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.

Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1991, including the monthly compilation PDF.