discuss three the important ways in which bacteria are useful to us and two ways in which they are harmful
Answers
Bacteria have helpful aspects as well as harmful impacts.
Three ways in which Bacteria can be helpful are:
They can help in the digestive process, can help convert the nitrogen that is found in the soil and can be used to make certain antibiotics.
Digestion is helped in by bacteria E. coli, Nitrogen is converted in by Rhizobium and antibiotics can be made by Streptomyces.
Bacteria can cause harmful diseases like pneumonia or meningitis.
They can also cause food poisoning by contaminating the food by their presence.
microorganism are used to make vaccines which protect humans and other animals from several diseases diseases such as chlorella typhoid cubic laureus hepatitis chicken pox Malaria polio and smallpox can be prevented by vaccination vaccine consist of that are weak and microbes when these are swallowed or injected into the body of a patient the body produces and antibodies to fight them some bacteria developed resistance to antibiotics in a population of bacteria there are some hard ones that are not killed by the antibiotic these bacteria reproduce very quickly and soon most of the bacteria become resistant it is therefore advisable that antibiotics should not be taken unless prevented by a doctor they should always be taken in proper doses and the course preserved by the doctor should be completed