LIFE SCIENCE

Detailed explanation-1: -Ecosystems are organized to better understand the frame of reference in which they are being studied. They are organized from smallest to largest; organism, population, community, ecosystem.

Detailed explanation-2: -Six general levels of the organization listed from smallest to largest are chemical, cellular, tissue, organ, organ system, and organism levels. Chemicals are regarded to be the smallest and lowest unit of organization in a living system, ranging from the smallest atoms to the largest macromolecules.

Detailed explanation-3: -Organism → Population → Community → Ecosystem → Biosphere There are five Levels of Organization, and all levels are listed according to their size in increasing order – from small to large.

Detailed explanation-4: -Within the discipline of ecology, researchers work at five broad levels, sometimes discretely and sometimes with overlap: organism, population, community, ecosystem, and biosphere.

Detailed explanation-5: -From largest to smallest: biosphere, biome, ecosystem, community, population, and organism.