WorksheetsF.2 - Ch.4.4-4.6 Flooding, Drought, Water Pollution QUIZ
Total questions: 30
Worksheet time: 15mins
Identify the water problem in the photo.
(a)
Which of the following factors increase(s) the amount of river flow?
Heavy rainfall and typhoon
Silting
Deforestation
Which of the following is NOT a reason for flooding resulted from deforestation?
increase in infiltration
increase in overland flow
decrease in infiltration
decrease in overland flow
Building dams eases the flooding problem in China by...
holding water
storing water
regulating river flow
increasing the holding capacity of the river
Which of the following are physical factors of flooding in China?
typhoons
silting in the river beds
heavy rainstorms brought by winter monsoons
Identify the measure to ease flooding in the photo.
dredging
straightening
terracing
building reservoirs
Tick the harmful effects brought by flooding below.
crop failure
having alluvium
spreading diseases
disrupting utility services
Silting on the river bed reduces the __________ __________ of the river.
(a)
Identify the water problem in the photo.
flooding
drought
water pollution
When the dry (a) monsoons come too early, China will have a greater chance of having drought.
Which of the following reduce water supply in China?
growing population and economic activities
overdrawing groundwater
water pollution
Name the water project in the map.
East West Water Transfer Project
West East Water Transfer Project
South North Water Transfer Project
North South Water Transfer Project
Which of the following is/are purpose(s) of the South-North Water Transfer Project?
Provide a reliable and clean source of water
Improve water transport
Prevent flooding
Which of the following are impacts of droughts on the environment?
The risk of flooding will increase.
Sandstorms will become more common.
Crop failure will occur.
Cut-off of rivers
How may the fountain shown in the photo worsen the drought problem in China?
increase water wastage
increase water supply
increase water demand
_________than a half of lakes and groundwater resources in China are seriously polluted.
More
Less
Which of the following cities has the most serious problem of water pollution?
W
X
Y
Z
Human activities in the major cities produce large amounts of sewage and solid waste. If they are not treated properly before discharged into rivers, they cause water pollution.
True
False
Which of the following are more likely to be the source of the water pollution in the photo?
farms
homes
factories
schools
Name the GREEN aquatic organism which caused the death of the fish in the photo.
(a)
Which of the following water pollutants caused the algal bloom in the photo?
heavy metal
fertilizer
sewage
herbicide
Which of the following water pollutants is discharged from water transport?
pesticide
oil
heavy metal
domestic sewage
Which of the following is NOT a major cause of water pollution in East China?
Insufficient sewage treatment facilities
Illegal discharge of sewage
Growing population and economic development
Flooding
Low rainfall intensifies water pollution.
True
False
Which of the following is/are reasons why it is expensive to deal with water pollution?
construct sewage treatment plants
relocate people to other places
pay for the clean-up action
maintain dams and reservoirs
Water pollution poses a great threat to public (a) .
Which of the following are social impacts of water pollution in China?
harms the public health
intensifies water shortages
favours the growth of fish
damages the ecosystem
Which of the following helps reduce water pollution?
Open new wells
South North Water Transfer Project
Build sewage treatment facilities
Construct dams
Closing polluting factories can...
clean up polluted rivers and lakes
treat the sewage before discharged
reduce the discharge of sewage
Which of the following ways to tackle the water pollution in China are carried out by envrionmentalists?
educate the public to save water
build new sewage treatment plants
report polluted factories
increase water charges
