Practice questions
A free sample of Brainlag Learn questions. Choose a course, then filter by topic and difficulty. Each question opens in Learn, where it is marked and explained.
1415 questions
| Practice questions | Topic | Difficulty |
|---|---|---|
| Light and electron microscopes | GCSE Biology: Required practicals and maths skills | 1 mark |
| Percentage change in mass | GCSE Biology: Required practicals and maths skills | 2 marks |
| Mean of repeats | GCSE Biology: Required practicals and maths skills | 1 mark |
| Spotting an anomaly | GCSE Biology: Required practicals and maths skills | 1 mark |
| Range and uncertainty | GCSE Biology: Required practicals and maths skills | 2 marks |
| Percentage of a total | GCSE Biology: Required practicals and maths skills | 1 mark |
| Variables in a biology investigation | GCSE Biology: Required practicals and maths skills | 1 mark |
| Real size from a scale bar | GCSE Biology: Required practicals and maths skills | 2 marks |
| Percentage difference between two means | GCSE Biology: Required practicals and maths skills | 2 marks |
| Magnification and units | GCSE Biology: Required practicals and maths skills | 5 marks |
| Mean, range and uncertainty | GCSE Biology: Required practicals and maths skills | 7 marks |
| Two groups as percentages | GCSE Biology: Required practicals and maths skills | 7 marks |
| Abstraction: what to leave out | GCSE Computer Science: Algorithms | 1 mark |
| Computational thinking words | GCSE Computer Science: Algorithms | 1 mark |
| Which technique is this? | GCSE Computer Science: Algorithms | 1 mark |
| Flowchart symbols | GCSE Computer Science: Algorithms | 1 mark |
| Follow an algorithm written as steps | GCSE Computer Science: Algorithms | 2 marks |
| Input, process, output | GCSE Computer Science: Algorithms | 1 mark |
| Linear search: comparisons | GCSE Computer Science: Algorithms | 1 mark |
| Binary search: the items compared | GCSE Computer Science: Algorithms | 2 marks |
| Binary search: first item and comparisons | GCSE Computer Science: Algorithms | 2 marks |
| Which list can binary search use? | GCSE Computer Science: Algorithms | 1 mark |
| Why binary search needs a sorted list | GCSE Computer Science: Algorithms | 1 mark |
| Bubble sort: the first pass | GCSE Computer Science: Algorithms | 2 marks |
| Reading a structure diagram | GCSE Computer Science: Algorithms | 2 marks |
| Adding to a structure diagram | GCSE Computer Science: Algorithms | 2 marks |
| Choose a data type | GCSE Computer Science: Programming in exam style | 1 mark |
| MOD and DIV | GCSE Computer Science: Programming in exam style | 2 marks |
| Operator precedence | GCSE Computer Science: Programming in exam style | 1 mark |
| Boolean operators | GCSE Computer Science: Programming in exam style | 1 mark |
Questions are shared by every board that teaches the topic.