Water-related diseases - IGCSE Environmental Management

How can bacteria enter drinking water?

• From sewage in cases of poor sanitation
• From aquifers
• From diseases
• From sanitation

Are ALL bacteria pathogens?

• Yes
• No

What are cholera and typhoid?

• diseases caused by water contaminated mainly with human faeces

• diseases caused by water contaminated by any pathogen
• diseases present in all non drinkable water

• pathogens that cause infectious diseases

Which of the two water-borne diseases can develop symptoms a few hours after the infection?

• Cholera
• Typhoid

Are there vaccines both for cholera and for typhoid?

• Yes
• No

Is antibiotics a treatment for cholera?

• No
• Yes

Which of the two water-borne diseases has occurred more in the last decade?

• Typhoid
• Cholera

Which is necessary to prevent the spread of cholera and typhoid? Mark ALL that apply

• Good sanitation
• Good hygiene
• Good food manipulation

• Living in urban areas

Why is malaria different from cholera and typhoid?

• It is not transmitted by bacteria in water
• It is not transmitted by a parasite
• It is not transmitted in water

Why is malaria considered a water-related disease?

• Its vector needs water to reproduce
• It is found in water
• It is transmitted by drinking water