Keywords Flashcards

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1
Q

What is a carbon footprint?

A

The amount of carbon dioxide produced by human activity within a country.

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2
Q

Water stress?

A

Considers the balance between supply and damand of water.

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3
Q

Water deflict?

A

When demand for water is greater than supply.

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4
Q

Water surplus?

A

When supply of water is greater than demand.

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5
Q

Grey water?

A

Re-using semi clean water to clean cars, and flushing the toilet.

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6
Q

Energy mix?

A

Range of different sources from a country/community.

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7
Q

Energy security?

A

Make sure energy can meet a damand for a population.

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8
Q

Fracking disadvantages?

A

Release methane when burned and could contaminate water.

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9
Q

How much water does fracking use?

A

8 million litres of water

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10
Q

How much methane does fracking use?

A

Methane 25x (25 times more powerful than co2)

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11
Q

What rock is used for fracking?

A

Shale rock.

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12
Q

What does Abiotic mean?

A

All no living things in a ecosystem.

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13
Q

What does biotic mean?

A

All the living things in an ecosystem.

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14
Q

What is a biome?

A

A global scale ecosystem.

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15
Q

What is a ecosystem?

A

The living and no living components of an area, and inter-relationships the exist between them.

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16
Q

What does latitude mean?

A

How close you are to the equator.

17
Q

What does high latitude mean?

A

Away from the equator.

18
Q

What is a food chain?

A

Shows the transfer of energy between plants and animals (trophic level)

19
Q

Factors affecting ecosystem?

A
  • global warming
  • heatwave
  • droughts
  • deforestation
  • flooding
  • diseases
20
Q

Fluctuating?

A

Going up and down over time.

21
Q

What is a decomposer?

A

At the end of every chain:bacteria and fungi that break down or digest other organisms, to release water soluble nutrients.

22
Q

Trophic level 1?

A

Producers

23
Q

Organism?

A

A living thing (bacteria to whales)

24
Q

Producer?

A

An organism that creates its own food (usually plants using solar energy)

25
Q

A secondary consumer?

A

An organism that eats primary consumers (carnivores)

26
Q

What is katosol?

A

The name for the infertile iron rich soils of the tropical rainforest.

27
Q

Leaf litter?

A

A layer of soil which is made up of decomposing plants (eg leaves which have fallen on the ground)

28
Q

What is the structure of the rainforest?

A
Emergents
Main canopy
Under canopy
Shrub layer 
Forest floor
29
Q

What is a adaptation?

A

Features which allow plant/animals to survive their environment.

30
Q

What is biodiversity?

A

The range of plants and animals living in an ecosystem.