Save guides, add subjects and pick up where you left off with your BBC account. The questions in this quiz are suitable for GCSE biology students studying classification of living organisms and ...

This classification system allows scientists to study plant ... These are single-celled organisms that have organelles and may have a cell wall and chloroplasts. Each living organism falls under eight ...

While enrolled at the University of Leiden he published his famous Systema Naturae – a new way of classifying living organisms. Over the years, Linnaeus revised this classification system ...

Surveying the body sizes of Earth's living organisms, researchers found that the planet's biomass -- the material that makes up all living organisms -- is concentrated in organisms at either end ...