Question
Untreated human excreta is a health hazard. Explain.
✓
Answer
Human excreta may cause water pollution and soil pollution which can lead to a lot of health related problems. Water polluted with it contains disease causing bacteria which can spread epidemics and become the most common route for water-borne diseases like cholera, dysentery, typhoid, etc.
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On the basis of the following table, calculate the speed of the car between 9:00 AM to 10:00 AM time interval.
Table: Odometer reading at different times of the journey
Table: Odometer reading at different times of the journey
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