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Browse key terms and definitions across all GCSE subjects. Search by keyword or filter by subject and exam board.
23,110 key terms
Selection test
An assessment used to investigate an applicant’s skills, abilities or suitability for a job.
Selective attention
Focusing on relevant sensory information while ignoring irrelevant information.
Selective benefit
Support targeted at people who meet particular conditions, commonly financial need assessed through means testing.
Selective benefits
Means-tested benefits targeted at those in greatest financial need. Pension Credit for pensioners on low incomes is an example.
Selective breeding
The process in which humans choose plants or animals with desired genetic characteristics and breed them so that these characteristics become more common over generations.
Selective breeding
The process by which humans choose and breed plants or animals for particular inherited characteristics; also called artificial selection.
Selective herbicide
A weedkiller that kills certain plants while leaving others relatively unharmed.
Selective law enforcement
The unequal application of the law, with some offences or groups receiving more attention than others.
Selective LCA
A life cycle assessment that includes only selected stages or environmental effects.
Selective LCA
An assessment that examines only selected parts of a product’s life cycle or selected environmental impacts.
Selective logging
Felling selected trees rather than clearing all trees from an area, while minimising damage to the surrounding forest.
Selectively permeable membrane
A membrane that allows some substances to pass through but prevents others from passing through freely.
Selective reabsorption
The return of particular useful substances from the kidney tubules to the blood according to the body’s needs.
Selective representation
The selection and construction of a version of an event, person or group through choices about what to include, omit and emphasise.
Selective school
A school which selects pupils by assessed ability, commonly through an entrance examination; a grammar school is an example.
Selective statistical presentation
Choosing which results or statistical features to show in a way that may give an incomplete or misleading impression.
Selective toxicity
The ability of a medicine to affect a microorganism more than the host because it targets structures or processes that differ between their cells.
Selective use of data
Choosing which research information to use and which to leave out, for example to focus on a subgroup. Selection can produce a biased account if contrary evidence is excluded.
Selective weedkiller
A weedkiller that kills particular types of plant while leaving others relatively unaffected.
Self-catering holiday
A holiday in accommodation where visitors arrange their own meals rather than having meals provided.
Self-censorship
An editorial decision to withhold information rather than being compelled to do so by an external authority.
Self-concept
A person’s view of what they are like.
Self-confidence
Belief in one's ability to succeed at a task or handle a situation.
Self-control
The ability to govern one's desires, emotions and actions rather than being ruled by them.
Self-deception
Believing something misleading about oneself, often because it protects one’s pride or fits what one wants to believe.
Self-defence
Using force to protect oneself or others against an attack, rather than initiating violence.
Self-defence
Protecting yourself or others against an attack.
Self-denial
The deliberate rejection of personal desires or comforts, often for a moral or religious purpose.
Self-denial
Putting faithfulness to Jesus and the needs of others before selfish desires and personal advantage.
Self-determination
The right of a people to decide their own political future, including who governs them.
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