The Levels of Organization

Cells-The cell is the basic unit of structure and function of a living thing. Cells is like a community full of people.

Tissues- are made of a group of similar cells that work together to do a specific job in the body. Tissues is like a piece of flesh that has been cut.

Organs-Organs are made up of two or more tissues that work together to do a specific job.Organs is like a system in a factory when it produce things.

Organ systems-An organ system is a group of organs working together to perform particular jobs.Organ system is like the power to cut on a system.

Organisms-Sum of all cells, tissues, organs and organ systems makes an organism. An organisms is made when a group of organ systems work together.Organism is like a human organs

Populations-A group of the same type of organisms all living together in the same place.Population is like one million people using more resource.

Ecosystems-Populations living together in one area.Ecosystems is like a food chain.

Biosphere-All the ecosystems around the world make up the biosphere.Biosphere is like the layers of the atmosphere.


Each level of organization has to work together to make an organism like the cell,The people is made up of cell if theIndividual cells may perform specific functions and also work together for the good of the entire organism. The cells become dependent on one another.