A microbe is a microscopic organism, which may exist in its single-celled form or in a colony of cells. Microbes include bacteria, viruses, fungi, and protozoa.
5 Must Know Facts For Your Next Test
Microbes are ubiquitous and can be found in diverse environments, including extreme conditions.
Antonie van Leeuwenhoek is credited with the discovery of microbes using his handcrafted microscopes.
Louis Pasteur's experiments provided evidence against spontaneous generation and supported germ theory.
Microbes play essential roles in ecosystems, such as decomposing organic matter and fixing nitrogen.
Some microbes cause diseases in humans, animals, and plants, while others are beneficial for health and industry.