Primary Economic Activities Flashcards

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1
Q

What is a renewable resource?

A

Can be used over and over again. Is an infinite resource.

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2
Q

What is a non-renewable resource?

A

Can only be used once.

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3
Q

What is irrigation?

A

The artificial watering of the land

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4
Q

What irrigation scheme is in California?

A

Central Valley Project

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5
Q

Advantages of the scheme?

A

The valley is irrigated in times of drought

The towns and cities in the area have a water supply

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6
Q

Disadvantages of the scheme?

A

It was very expensive to build, and the cost of pumping the water is high so it increases the cost of the produce.
A lot of the water evaporates from the reservoirs.

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7
Q

What is a raised bogs?

A
  • Found in the midlands
  • About 8 meters deep
  • Family and industrial exploitation
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8
Q

What is blanket bog?

A
  • Found on the west coast
  • 4 meters deep
  • Mostly family owned
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9
Q

What company produces most of Ireland’s peat?

A

Bord na Móna

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10
Q

What is a ditcher?

A

Used to drain the bogs

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11
Q

What is a grader?

A

Used to level the bog

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12
Q

What is a miller?

A

A miller harvests the peat by scraping loose a thin layer on the top of the bogs

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13
Q

What is a harrow?

A

A harrow is used to dry out the loose peat

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14
Q

What is a ridger?

A

A ridger gathers loose dried peat into ridges

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15
Q

What can Ireland’s cut away bogs be used for?

A
  • Wind farms
  • Wildlife sanctuary
  • Forestry
  • Grassland
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16
Q

What is HEP?

A

Hydroelectric power is created by using the force of falling water. A dam is built to trap the water, part of the dam is opened and the rushing water is used to turn turbines and create electricity.

17
Q

What is solar energy?

A

Solar cells are trapped by solar panels and used to create electricity

18
Q

What is geothermal energy?

A

Geothermal energy is created by pumping water deep into the earths crust. The water is heated by the earths crust which can be used to heat homes.

19
Q

What is tidal energy?

A

The power of rising and falling tides can be used to turn turbines, creating electricity

20
Q

What is wind energy?

A

Wind turn a turbine and create electricity

21
Q

Reasons for overfishing

A
  • Members of the EEC
  • Modern technology (radar and sonar)
  • Small mesh sizes
  • Lack of seasons and quotas
22
Q

Steps to sustain stocks of fish?

A
  • Creation of conservation zones
  • Introduction of quotas
  • Ban on endangered species
  • The shortening of the fishing seasons
  • The increase in mesh size
23
Q

What does a farming system contain?

A

Inputs, processes and outputs