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Paper 2
Topic 7:Ecology
Food Security (T)
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Cards (10)
What is food security?
Food security is having enough food to feed a
population
.
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Why is food security increasingly important in urban areas?
Because more people live in
cities
and
fewer
grow their own food.
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What are the biological threats to food security?
Increasing
birth rates
Changing food tastes in developed countries
New
pests
and
pathogens
Environmental change
Resource demands of modern farming
Conflicts
and war
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How does an increasing birth rate affect food security?
It requires an increase in the amount of food
available
to feed the growing population.
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How do changing food tastes in developed countries impact food security?
They require importing foods that cannot be grown in the
UK
.
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What role do pests and pathogens play in food security?
Pests eat food crops and pathogens cause diseases, reducing food
availability
.
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How does environmental change threaten food security?
It can lead to
unpredictable
weather, affecting crop growth.
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What is the relationship between modern farming methods and food security?
Modern farming requires resources that may become
expensive
, threatening food security.
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How do conflicts affect food security?
They disrupt
farming
and food
imports
, threatening water supply and food
production
.
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What is essential for long-term food security as the world's population increases?
Finding
sustainable
methods to feed everyone is essential.
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