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University Of Western Australia: Agriculture, Economics and Nature > Week 1 > Flashcards

Week 1 Flashcards

Agricultural production and prices, and agriculture's reliance on natural resources

1
Q

For ___ of human history we were hunter-gatherers

A

For almost all of human history we were hunter-gatherers

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2
Q

Agriculture emerged around ____ years ago

A

10,000

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3
Q

Prices of some major agricultural products have declined since around ___

A

1850

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4
Q

Total cost increases at an increasing rate with ___

A

higher quantities of production

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5
Q

Marginal cost = slope of ___ curve - increases with quantity

A

total cost

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6
Q

Marginal cost curve indicates ___ at different prices

A

optimal level of production

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7
Q

Marginal cost curve corresponds to ___ curve

A

supply

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8
Q

Supply curve is ___ sloping

A

upward

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9
Q

Marginal benefit = slope of ___ curve - decreases with quantity

A

total benefit

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10
Q

Marginal benefits corresponds to ___

A

demand

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11
Q

Demand curve is ___-sloping

A

downward

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12
Q

Market equilibrium price is where ___

A

supply and demand are equal

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13
Q

Supply and demand models explain many ___ in agriculture

A

changes

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14
Q

The 2007 Food Crisis: a ___ in world prices

A

The 2007 Food Crisis: a spike in world prices

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15
Q

The 2007 Food Crisis: Low-income people in developing countries ___ impacted

A

severely

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16
Q

The 2007 Food Crisis: Six contributing factors related to policy, demand and supply

___
Drought and climate change
Export restrictions
Panic buying
Increased demand for food in Asia
Biofuel policies

A

Increased oil and energy prices

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17
Q

The 2007 Food Crisis: Six contributing factors related to policy, demand and supply

Increased oil and energy prices
___
Export restrictions
Panic buying
Increased demand for food in Asia
Biofuel policies

A

Drought and climate change

18
Q

The 2007 Food Crisis: Six contributing factors related to policy, demand and supply

Increased oil and energy prices
Drought and climate change
___
Panic buying
Increased demand for food in Asia
Biofuel policies

A

Export restrictions

19
Q

The 2007 Food Crisis: Six contributing factors related to policy, demand and supply

Increased oil and energy prices
Drought and climate change
Export restrictions
___
Increased demand for food in Asia
Biofuel policies

A

Panic buying

20
Q

The 2007 Food Crisis: Six contributing factors related to policy, demand and supply

Increased oil and energy prices
Drought and climate change
Export restrictions
Panic buying
___
Biofuel policies

A

Increased demand for food in Asia

21
Q

The 2007 Food Crisis: Six contributing factors related to policy, demand and supply

Increased oil and energy prices
Drought and climate change
Export restrictions
Panic buying
Increased demand for food in Asia
___

A

Biofuel policies

22
Q

The 2007 Food Crisis: ___, the key contributing factors

A

Policy and demand

23
Q

2007 Food Crisis: concern about food ___

A

security

24
Q

Three elements of food security: ___, access and use

A

availability

25
Q

Three elements of food security: availability, ___ and use

A

access

26
Q

Three elements of food security: availability, access and ___

A

use

27
Q

Food security: Future demand ___ (from population/economic growth)

A

increases

28
Q

Food security: Will demand increases outstrip ___ increases (from productivity gains)?

A

supply

29
Q

Land and soil are critical ___ to agricultural production.

A

inputs

30
Q

Soils are highly ___ and have different requirements for management

A

variable

31
Q

___ agriculture is non-irrigated

A

Most

32
Q

Irrigated agriculture is ___ productive per unit area

A

more

33
Q

Irrigated area has grown ___

A

rapidly

34
Q

The area of irrigated land relies on ___, which may not be assured.

A

avalibility of water

35
Q

Nutrients can be provided to crops through
___
Crop rotations

A

Fertilisers

36
Q

Nutrients can be provided to crops through
Fertilisers
___

A

Crop rotations

37
Q

Increasing use of fertilisers globally has been a key factor in ___

A

increasing crop production

38
Q

Pesticides have been a part of agriculture for ___

A

millennia

39
Q

Pesticides have been improved over time
___
reduced environmental impact

A

increased effectiveness

40
Q

Pesticides have been improved over time
increased effectiveness
___

A

reduced environmental impact

41
Q

___ the most important pesticides for many farmers, especially glyphosate

A

Herbicides

University Of Western Australia: Agriculture, Economics and Nature (6 decks)

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