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EER 1000 Final Exam Questions And Correct Answers
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EER 1000 Final Exam QuestionsAnd Correct Answers
Why is water important? - Answer - All biological life depends on it. (water is essential to
live)
- Maintains water cycle (purifies water)
- Moderates the climate.
- 60 percent of humans is made up of water.
- Universal solvent.
- Perfect medium for transportation of substances.
What is the global state of water? - Answer - We are in a global fresh water shortage
crisis.
- 1/3 of schools lack access to safe water.
- Many people spend over 6 hours just collecting water.
Water is a basic _________ __________ - Answer - Water is a basic "Human Right".
- July 2010 UN declared access to clean water and sanitation a human right.
How much salt water and fresh water on the planet? - Answer - Over 70% ocean
- 2.5% is freshwater.
- Only 1% is accessible.
How much water a day to survive? - Answer 2 to 5 litres a day to survive.
How much recommended entitlement of water per day? - Answer 50 litres per day
- 5 drinking
- 20 sanitation
- 15 bathing
- 10 food preparation
How much is our population projected to increase? - Answer 1 billion a year
, How much does the U.S. and Canada consume water per day? - Answer - U.S. uses 382
litres a day
- Canada uses 342 litres a day
What are the global water uses? - Answer - 70% agriculture
- 23% industrial needs (solvents, washing , etc.)
- 7% domestic (people using water)
How many farm animals reared annually? - Answer 70 billion
How much meat is consumed by a U.S. person a year? - Answer 82kg per person per
year
What is affecting water quantity? - Answer - Human overpopulation and
overconsumption
- Water uses
- Climate change
What are five main water uses in Canada? - Answer - Thermal power generation - 60%
- Manufacturing - 18.5%
- Municipal - 9.5%
- Agriculture - 8%
- Mining - 4%
What are residential water uses? - Answer - Showers and baths - 35%
- Toilet flushing - 30%
- Laundry - 20%
- Kitchen and drinking - 10%
- Cleaning - 5%
In the last century, the earths temperature increased by how much? - Answer
Approximately, 0.7°C
What do projections indicate regarding temperature increases in the next century? -
Answer 1 to 6°C
How is climate change impacting fresh water? - Answer - An increase of surface water
temperature of lakes and streams
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