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WorksheetsChapter 4: Will our taps run dry?
Total questions: 25
Worksheet time: 13mins
Why is water considered a renewable resource?
It is valuable to humans
It goes underground and flows to the ocean
It ensures a continuous, natural replenishment of water
It is safe for consumption
What is process A?
Evaporation
Condensation
Precipitation
Clouding
(a) is the process where clouds get too heavy, and water droplets fall onto Earth's surface
Infilitration is the process when water that falls onto the ground (a) deep into the soil and is contained in the soil and underlying rocks as groundwater
Precipitation refers to water that falls from the sky onto Earth's surface in liquid form only
True
False
Arrange the uses of water on Earth from most to least
Domestic, Agriculture, Industry
Agriculture, Domestic, Industry
Agriculture, Industry, Domestic
Industry, Domestic, Agriculture
Industry, Agriculture, Domestic
Select all the options that are examples of domestic uses of water
Washing the toilet
Cooling down machines
Watering crops
Cooking
Watering plants
Irrigation in agriculture is not important especially in areas that are dry
True
False
How is water used in the tourism industry?
To produce car parts
To dye clothing in production
In water features in different places
Growing potatoes for fries
Water footprint refers to the (a) volume of water (in cubic metres) used to produce the goods and services for a person in a year.
Which of the following is not a reason for water shortage?
Walking long distances for water
Population growth
Wealth and affluence
Seasonal rainfall
Select all possible options.
Explain how growing population can lead to water shortage
More people --> More water wasted
More people --> More food needed --> More water used in agriculture
Water supply cannot meet the increased demand for water
More people --> More money spent on dishwashing machines
How many percent of Earth's surface is covered in water?
70
71
72
73
Seasonal rainfall can lead to water shortage due to higher rainfall amounts during monsoon season, and lower rainfall amounts during dry season.
True
False
Which of the following is an economic impact of water shortage?
People have to stay out late to queue for water during water rationing
Businesses that rely on water to cool machines, will have to pay more for water due to the shortage, and affects the cost of production
Different countries will be unhappy about boundaries along the river, and argue for ownership over the water supply.
Collection of unclean water will mean that plants are watered with dirty water, and may die.
Based on what you learnt, what are the three ways to manage water resources in Singapore
Reduce pollution in water
Reduce usage of water
Increase supply of water
Conserve water bodies
Which of the following is not a "national tap" of Singapore?
Buying water from Indonesia
Collection of water in Marina reservoir
Production of NEWater
Desalinated Water
What is the purpose of the Water Conservation Tax?
To pay for the high cost of producing clean water
Rebates to offset utility bills for lower-income families
Additional amount of money charged based on the usage of water
To pay for an app to educate Singaporeans on saving water
Select all options that apply. What is the disadvantage of public education in saving water?
Not everyone is included in public education, only the lower-income families
Not everyone will want to change their lifestyle habits immediately
Not everyone has access to public education
Not enough educators to teach Singaporeans to change their behaviours
Not everyone will want to change their lifestyle habits
What does ABC Waters programme stand for?
Ang Mo Kio, Bishan, Changi Waters programme
Active, Beautiful, Clean Waters programme
Attractive, Beautiful, Charming Waters programme
Attractive, Beautiful, Clean Waters programme
Active, Brilliant, Clean Waters programme
The technology used to derive clean water from the sea is called
Reverse Osmosis
Desalination
Filtration
Water piping
NEWater is expected to meet at least ________ % of Singapore's demand for water by 2060
45
50
55
60
What is WELS used for?
Educating schools on the need to conserve water
Educating consumers to use water-efficient appliances
To ensure that families are saving water
To provide evidence to fine families for wasting water
Which of the following is an advantage of using imported water?
No need for storage space
No need for electricity
The water is of better quality
No need for political discussions
Which of the following is advantage of NEWater?
It has a unique taste
It is not dependent on rainfall
It is cheap
It does not require electricity
