Watery World Flashcards

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0
Q

What are the percentages for water consumption in a HIC?

A

39% agriculture, 14% domestic and 47% industry

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1
Q

What are the percentages for LIC water consumption?

A

90% agriculture, 5% domestic, 5% industry

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2
Q

What are water supply problems in HICs?

A

Rainfall/ population imbalance, seasonal imbalance and variable rain

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3
Q

Water surplus:-

A

More water than needed

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4
Q

Water deficit:-

A

Less water than needed

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5
Q

What is the cause of Bilharzia?

A

Parasitic worms get into the bloodstream

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6
Q

What are the effects of Bilharzia?

A

Rash and aching

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7
Q

Why causes Typhoid?

A

Food/drink contaminated by feces

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8
Q

What are the effects of Typhoid?

A

Headache, mental confusion and diarrhoea

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9
Q

How is Trachoma spread?

A

Person to person contact

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10
Q

What is the effect of trachoma?

A

Eye mucus

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11
Q

What causes Dysentary?

A

Poor hygiene

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12
Q

What is the effect of Dysentary?

A

Bloody diarrhoea

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13
Q

What are the effects of malaria?

A

Fever, headache and vomiting

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14
Q

What are LIC water supply problems?

A

Drought, unsafe water and lack of money (can’t treat or pipe water)

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15
Q

How do sand dams in Kenya improve water supply?

A

Sand works at a natural filter and reduces evaporation

16
Q

What is surface runoff?

A

The flow of water over the ground surface

17
Q

What is infiltration?

A

Water sinking into the soil

18
Q

What is through flow?

A

Water flowing through the soil

19
Q

What is percolation?

A

Water sinking into rocks deep underground

20
Q

What is ground water flow?

A

Water flowing through rocks deep underground

21
Q

What is a water table?

A

The level in the ground where rocks or soil are satured

22
Q

What is an aquifer?

A

Where water percolates into porous rock and is stored underground