"bacteria are both good and bad associates of human civilization ". justify this statement.
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Answer:
Bacteria are both they are Good and Bad for human being . Bad bacteria harm us they harm our internal organs and we fall sick. they affect first immune system then slowly they grow up by fission in them . But beside this good bacteria helps to fight with bad bacteria and other foreign viruses . this good bacteria helps to build our immune system strong ..
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ᴘᴀɴᴛʜᴇʀɪᴏ's Response:-
“Bacteria are both good and bad associates of human civilization”.
Reason:-
Advantages of Bacteria:-
1. Medicinal Purposes:-
- Some bacteria secrete chemicals which are used as cure for any other infections. They is known as anti biotics.
- E.g. - Penicillin (first anti biotic discovered ever) is used as cure for many infections.
2. Part of Human body:-
- Bacteria are present in our body everywhere and they are harmless too. They help us in many ways.
- Probiotic helps us in digestion.
3. Human Consumption Purposes:-
- Humans use yeasts in bakery items to make it soft to eat.
- Bacteria converts carbohydrates and sugars to alcohol. Or, the products are used as alcoholic beverages.
- Bacterium known as Lactobacillus helps us in convertion of milk to lactic acid or curd.
4. Protecting our environment:-
- Bacteria helps us in decomposition of dead and decaying matter.
- They return the nutrients to the soil.
- Thus, this supports the food web.
Disadvantages of Bacteria:-
1. Spoilage of Food items:-
- Bacteria has a capability to spoil food items kept in suitable condition.
- Thus, useful food item can't be consumed.
2. Dangerous Diseases:-
- Bacteria are known for their harmful activities the most.
- Bacterial diseases can cause even death too.
- Diseases like Cholera, Tuberculosis, Anthrax are caused by bacteria.
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