Question

Water contaminated by human beings, chemical or industrial wastes can cause a
variety of communicable diseases through ingestion or physical contact.
i) Name any two diseases caused by polluted water.
ii) Why do we drink boiled water?
iii) How can you reuse waste water in your houses?

Answer 1

: i) Diseases caused by polluted water.

1.Hepatitis

2. Typhoid

3. Cholera and

4. Dysentery

ii) Why do we drink boiled water?

Pathogens and spores of disease-causing microbes can be killed when water is boiled. So drinking boiled water can help to prevent diseases.

iii) Wastewater can be reused in our houses by

1. Watering yards and gardens

2. Filtering septic systems

3. Irrigating fields

Answer 2

Hey mate here's your answer.....

1) Two diseases caused by polluted water are typhoid and cholera .

2) Boiling water contains no pathogens or germs that can harm us.

3) Waste water can be re used in

----- Fields.
------ Washing tyres.

Hope it Helps☺☺☺