EVERYDAY SCIENCE

Detailed explanation-1: -They help digest food, make vitamins, and play other important roles. Humans also use bacteria in many other ways, including: Creating products, such as ethanol and enzymes. Making drugs, such as antibiotics and vaccines.

Detailed explanation-2: -Your body is made up of trillions of bacteria. These play a large role in your overall health and well-being. They not only extract energy from your food, but they also play a part in balancing your digestions, beating belly fat, boosting the immune system, lowering cholesterol, and preventing yeast infections.

Detailed explanation-3: -Nature uses microorganisms to carry out fermentation processes, and for thousands of years mankind has used yeasts, moulds and bacteria to make food products such as bread, beer, wine, vinegar, yoghurt and cheese, as well as fermented fish, meat and vegetables.

Detailed explanation-4: -Useful bacteria Bacteria have long been used by humans to create food products such as cheese, yoghurt, pickles, soy sauce and vinegar. We are also able to use bacteria to break down our sewage and to clean up oil spills.

Detailed explanation-5: -Bacteria are helpful in food preparation like idli, curd etc. Bacteria act as a decomposer and degrade the harmful substance to a simpler form. Bacteria is used in making medicines and vaccines.