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Life science
Term | Definition |
---|---|
Organism | Living thing |
Environment | The living and nonliving things |
Population | All the living things that belong to a group who live in the same area |
Cycle | A constant chain of events with no beginning or end |
Energy | Needed to do work |
Respiration | Process by which animals use oxygen and food to make energy and carbon dioxide |
Oxygen | Gas that is produced by plants from photosynthesis and is used by animals for respiration |
Carbon dioxide | Gas that is produced by animals during respiration that is used by plants to make food and oxygen |
Photosynthesis | Process where plants use sunlight,water,and carbon dioxide to produce sugar and release oxygen |
Carbon dioxide and oxygen cycle | Movement of carbon dioxide and oxygen on Earth by the processes of photosynthesis and respiration |