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AQA A Level Geography Water and Carbon Cycles Knowledge Test Flashcards | StudBud
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AQA A Level Geography Water and Carbon Cycles Knowledge Test
AQA A Level Geography Water and Carbon Cycles Knowledge Test
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AQA A Level Geography - Water and Carbon Cycles
Flashcards
20 cards
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Questions
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Answers
1
What is the soil water budget?
The soils capacity to store and transfer water
The amount of water that can be stored on top of the soil
How much money urban developers should spend on soil
The amount of money the soil has to spend
2
Where are tropical rainforests located?
Between the equator and 60 degrees N and S
Between the equator and 40 degrees N and S
On the equator
Between the equator and 20 degrees N and S
3
What is a carbon sink?
A sink made out of carbon
A store that releases less carbon than it absorbs
A store that releases more carbon than it absorbs
A store of carbon
4
What is the watershed?
A shed that stores water
The boundary of the river channel
The boundary of a drainage basin
A shed made out of water
5
What is the dew point?
The time of day when dew forms on grass
The temperature at which water turns into a gas from liquid
The temperature at which water turns into a liquid from gas
The point at which precipitation occurs
6
What is the water balance?
A basin which is in water surplus
How much water is stored in the soil
A basin which is in water deficit
The balance between inputs and outputs of water in a drainage basin
7
Which one is NOT one of Earth's sub-systems?
Lithosphere
Stratosphere
Cryosphere
Biosphere
8
What is the carbon budget?
The carbon cycle but with numbers added to show volumes of flow and storage
The max amount of carbon the water can store
The balance between carbon flows and stores
The max amount of carbon the atmosphere can store
9
Which one of the following does NOT lead to warm air cooling and condensing?
Moves from land to sea
Meets a convection current
Meeting cooler air masses
Meeting mountain ranges or skyscrapers
10
How much rainfall is there in tropical rainforests a year on average?
2500mm
1500mm
3000mm
2000mm
11
Evaporation leads to an increase in storage in the ...?
Cryosphere
Hydrosphere
Lithosphere
Atmosphere
12
What of the following does NOT refer to negative feedback?
Decreases effect of change
Returns the system to dynamic equilibrium
Mechanisms which counteract the change
Shutting the system down in response to change
13
What is the lag time?
The time between peak discharge and base flow
The time between peak rainfall and base flow
The time between rising limb and falling limb
The time between peak rainfall and peak discharge
14
What is positive feedback?
Change for the better
The system responds by increasing the effect of the change
Shutting the system down
Restoring the system to dynamic equilibrium
15
How much of the Earth's freshwater is stored in the cryosphere?
45%
78%
62%
69%
16
What is an open system?
A system which accepts change
Inputs and outputs both energy and matter
Inputs and outputs just matter
Inputs and outputs just energy
17
What is dynamic equilibrium?
A state of balance within a constantly changing system
Attempting to restore balance after change
Equilibrium in a closed system
Equilibrium in an open system
18
Which one leads to LESS evaporation?
Cool, wet air
Large supply of water
Lots of solar radiation
Warm, dry air
19
What is the water table?
The upper level of saturated rock
The max amount of water that can be stored in vegetation
A table of water
The lower level of saturated rock
20
Which one is NOT a human factor that affects the water cycle?
Land use change
Storms
Water abstraction
Farming practices
