Some Bacteria is in food. Some foods include yogurt, cheese, and other dairy products. Some of these include Streptococcus Thermophilus and Lactobacillus.
Bacteria is found in your body, in places such as your belly button, mouth, and toes. It's also found in the world around us. Some places bacteria is found is in the air, ice, food, water, soil, ocean, and even in dust.
Bacteria are single celled organisms. They are very tiny. E. coli is usually about 2 micrometers ( 2 millimeters) across. Bacteria weren't know until the late 1600's because of their tiny tiny size. A group of bacteria are called colonies or cultures.
Bacteria are prokaryotes meaning they have no nucleus. They also don't have organelles. Although they don't have fancy organelles they are still living organisms exhibiting the same characteristics of life as you and me.
Bacteria are found in every environment around the world. Some are found in boiling hot springs, polar, and glacial ice. Some researchers also think that there might be bacteria on places such as Jupiter or Saturn.