Biology Waste Water Story Part 9 (Disease caused by Pathogens) Class 7 VII | Summary and Q&A

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January 17, 2016
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Biology Waste Water Story Part 9 (Disease caused by Pathogens) Class 7 VII

TL;DR

Clean water is essential to avoid diseases caused by pathogens like cholera and typhoid, which enter the body through contaminated food and water.

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Key Insights

  • 💦 Water contaminated with pathogens like Salmonella typhi and Vibrio cholerae can cause diseases like typhoid and cholera.
  • 💦 Proper sewage treatment, chlorination, and tertiary treatment are necessary to eliminate pathogens from water.
  • 🖤 Lack of sanitation and clean toilets in remote areas can contribute to the spread of diseases.
  • 😋 Insects like houseflies can act as transmitting agents for pathogens, contaminating food and causing diseases.
  • 💅 Maintaining cleanliness and hygiene are crucial for both prevention and cure of diseases like typhoid, cholera, and amoebiasis.
  • 💦 Clean water is essential for avoiding dehydration in patients with cholera.
  • 🏆 Timely diagnosis through blood and urine tests is important for effective treatment.

Transcript

hello friends this video on wastewater story part 9 is brought to you by exam for your calm no more fear from exam now why are they talking so much about cleaning the water why do we want to drink clean water that's because we are scared of the pathogens we are scared pathogens are nothing but the disease-causing microorganisms those microorganisms... Read More

Questions & Answers

Q: What causes typhoid and how does it enter the body?

Typhoid is caused by the bacterium Salmonella typhi, which enters the body through contaminated food and water. Proper sewage treatment, chlorination, and tertiary treatment are important to prevent its spread.

Q: What are the symptoms of typhoid?

Symptoms of typhoid include high fever, headache, weakness, stomachache, constipation, and loss of appetite. Proper sanitation and cleanliness can help prevent the disease.

Q: How is cholera caused and what are its symptoms?

Cholera is caused by the bacterium Vibrio cholerae, which enters the body through contaminated food and water. Symptoms include vomiting, diarrhea, weakness, and dehydration.

Q: How can cholera be prevented and treated?

Proper sanitation and clean water are essential for preventing cholera. If the disease already occurs, drinking plenty of fluids is important to avoid dehydration. Antibiotic medication may be required for treatment.

Summary & Key Takeaways

  • Clean water is important to prevent diseases caused by pathogens like cholera and typhoid, which enter the body through contaminated food and water.

  • Typhoid is caused by the bacterium Salmonella typhi and affects the small intestine, causing symptoms like high fever, headache, and constipation.

  • Cholera is caused by the bacterium Vibrio cholerae and leads to symptoms such as vomiting, diarrhea, and dehydration.

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