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Bacteria are single-celled living organisms. They are considered to be among the earliest forms of life and have been on Earth for about 4 billion years. The word "bacterium" is derived from the Greek wording meaning "ca... More »

www.reference.com Science Biology

Living and nonliving things bear commonalities in that they are both comprised of matter, obey physical laws and tend toward states of minimum energy. Living things are different in that they can repair damage, grow and ... More »

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Living and nonliving things interact with each other by forming an ecosystem, where living things can obtain nutrients and energy from nonliving things through chemical processes. The nonliving things in an environment a... More »

www.reference.com Science Environmental Science
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An organism that eats other organisms, living or dead, is called a consumer. Consumers are known by other names, depending on the type of food consumed. Categories of consumers include the omnivores, the meat-eating carn... More »

www.reference.com Science Biology

During their life span, most viruses are both living and non-living organisms. Whether they are living or non-living depends on if they have found a host. More »

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Humans, dogs, lions, fish and any other living being are all examples of organisms. By definition, an organism is any contiguous living system or being. Even plants are examples of organisms. More »

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Photosynthesis is completed by many different organisms, ranging from plants to bacteria. Organisms that carry out photosynthesis are called photosynthetic. More »

www.reference.com Science Biology