4.7.5.1 Factors Affecting Food Security

Question 1

What is food security?

Answer 1

• having enough food food to feed a population

Question 2

What are biological factors which are threatening food security?

Answer 2

• increasing birth rate
• changing diets in developed countries
• new pests and pathogens
• climate change
• conflicts in some countries

Question 3

How can increasing birth rate threaten food security?

Answer 3

• more food is required

Question 4

How can changing diets in developed countries threaten food security?

Answer 4

• more food resources which are already in low amounts become even more scarce as demand increases

Question 5

How can new pests and pathogens threaten food security?

Answer 5

• can destroy crops

Question 6

How can climate change threaten food security?

Answer 6

• affects food production
• e.g. no rain results in crops failing

Question 7

How can conflict in some countries threaten food security?

Answer 7

• affect availability of water and food

Question 8

What is needed to feed everyone on Earth?

Answer 8

• sustainable methods