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Course: Alhussan Biology — Stage 7
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Alhussan Biology — Stage 7

Chapter 1: Classification and Life

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Chapter 2: Cells and Organisation

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Chapter 3: Microorganisms and Decomposers

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Chapter 4: The Physical Environment and Water Cycle

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Quiz

4.2 The water cycle — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
With a fan the bubble moved 50 mm; in still air 25 mm. Calculate the percentage increase.
25%
200%
50%
100%
2.
Bubble movement in a potometer in different conditions over 10 minutes. Which has the greatest value?
Dr Dabour Hub Academy - figure 1
Bright light
Fan on
Humid bag
Still air
3.
Monthly rainfall in a town. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 2
A
B
C
D
4.
Which is the correct definition of “Stomata”?
A liquid such as water that dissolves substances.
A living community plus its non-living environment.
Pores in leaves through which water vapour escapes.
A greenhouse gas from cattle, rice paddies and landfill.
5.
Bubble movement in a potometer in different conditions over 10 minutes. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 3
A
B
C
D
6.
Mass of a potted plant losing water during a day. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 4
A
B
C
D
7.
Monthly rainfall in a town. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 5
A
B
C
D
8.
Which is the correct definition of “Precipitation”?
A microorganism that causes disease.
Coal, oil or gas formed from ancient organisms.
Cutting down large areas of forest.
Water falling as rain, snow, sleet or hail.
9.
Which term matches this definition? “Pores in leaves through which water vapour escapes.”
Stomata
Adaptation
Transect
Crude oil
10.
What powers the water cycle?
Energy from the Sun and gravity
The Moon only
Wind only
Volcanoes
11.
Which statement is correct?
The amount of water on Earth is quickly increasing.
Animals do not lose water.
The Earth has recycled water for about 4 billion years.
Rain is salty because it comes from the sea.
12.
Which term matches this definition? “Water vapour cooling to form liquid droplets.”
Condensation
Fresh water
Groundwater
Organ
13.
Distance moved by a bubble in a potometer. At what value of "Time (min)" is "Distance moved (mm)" smallest?
Dr Dabour Hub Academy - figure 6
10
0
6
8
14.
Distance moved by a bubble in a potometer. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 7
A
B
C
D
15.
Which is the correct definition of “Water cycle”?
An organism that breaks down dead material.
Apparatus that measures water uptake by a shoot.
A non-living part of the environment, such as temperature.
The continuous movement of water between oceans, air and land.
16.
Bubble movement in a potometer in different conditions over 10 minutes. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 8
A
B
C
D
17.
Which term matches this definition? “Loss of water vapour from plant leaves.”
Transpiration
Condensation
Pathogen
Greenhouse effect
18.
Which statement is NOT correct?
Transpiration is fastest on cold still days.
A potometer measures how far an air bubble moves.
Water above 100 °C in the gas state is called steam.
Water that cannot soak into the ground becomes run-off.
19.
A plant lost 40 g of water in 8 hours. What was the mean rate?
320.0 g/h
32.0 g/h
5.0 g/h
0.2 g/h
20.
Which term matches this definition? “Water flowing over the ground into rivers.”
Humidity
Habitat
Run-off
Groundwater
21.
A plant lost 46 g of water in 8 hours. What was the mean rate?
0.2 g/h
368.0 g/h
5.8 g/h
38.0 g/h
22.
Which is the correct definition of “Groundwater”?
Water stored underground.
The smallest unit of life.
Coal, oil or gas formed from ancient organisms.
A microorganism that causes disease.
23.
Distance moved by a bubble in a potometer. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 9
A
B
C
D
24.
Mass of a potted plant losing water during a day. At what value of "Time (h)" is "Mass (g)" greatest?
Dr Dabour Hub Academy - figure 10
10
18
6
8
25.
Mass of a potted plant losing water during a day. What is the value of "Mass (g)" when "Time (h)" is 10?
Dr Dabour Hub Academy - figure 11
478
465
489
498
26.
Which statement is correct?
Water travels up a plant in the xylem.
Most evaporation happens from lakes.
The amount of water on Earth is quickly increasing.
Animals do not lose water.
27.
Monthly rainfall in a town. About how many times bigger is Jan than Jun?
Dr Dabour Hub Academy - figure 12
4.2
8.4
16.8
12.6
28.
Which statement is NOT correct?
Rain, snow, sleet and hail are forms of precipitation.
Sea water evaporates, leaving the salt behind.
Most evaporation happens from lakes.
Water travels up a plant in the xylem.
29.
Which term matches this definition? “The continuous movement of water between oceans, air and land.”
Water cycle
Solvent
Organ
Stomata
30.
Which term matches this definition? “Water falling as rain, snow, sleet or hail.”
Run-off
Tissue
Precipitation
Pathogen
31.
The water cycle is powered by the ____ and gravity.
volcanoes
Moon
Sun
wind only
32.
Rivers carry water back to the ____.
sea
mountains
clouds
plants
33.
Precipitation delivers ____ water.
salty
dirty
frozen only
fresh
34.
A potometer measures how far an air ____ moves.
drop of oil
leaf
bubble
fish
35.
Ice forms when water ____.
evaporates
boils
condenses
freezes
36.
A large tree can release ____ litres of water a day.
two
no
ten thousand
hundreds of
37.
Water above 100 °C in the gas state is called ____.
ice
mist
vapour
steam
38.
A complete trip through the water cycle can take ____.
one hour
one minute
one day only
thousands of years
39.
Water that soaks into the ground becomes ____.
run-off
vapour
groundwater
cloud
40.
True or false? Sea water that evaporates leaves the salt behind, so rain is fresh water.
True
False
41.
True or false? Animals do not lose water.
True
False
42.
True or false? Rain, snow, hail and sleet are all forms of precipitation.
True
False
43.
True or false? Transpiration is fastest on cold still days.
True
False
44.
True or false? Sea water evaporates, leaving the salt behind.
True
False
45.
True or false? Animals lose water by breathing, urine, faeces and sweat.
True
False
46.
True or false? The amount of water on Earth is quickly increasing.
True
False
47.
True or false? Rivers carry water back to the sea.
True
False
48.
True or false? Clouds are made of water vapour gas.
True
False
49.
True or false? Rain is salty because it comes from the sea.
True
False
50.
True or false? Plants lose water through their roots.
True
False
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Part of Chapter 4: The Physical Environment and Water Cycle — see every lesson and quiz in this unit.
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