4.7.5 Food production (might come up)

Question 1

What is food security

Answer 1

Having enough food to be able to feed a whole population

Question 2

Biological factors threatening food security

Answer 2

Rising birth rates
Changing diets in developed countries
New pests and pathogens
Increased cost of agriculture
Armed conflicts

Question 3

How does intensive farming increase the production of animals

Answer 3

Feed animals high protein foods to increase growth
Reduce their energy loss to the environment
-limiting movement
-regulating their surrounding temperature
Feed animals antibiotics to prevent diseases

Question 4

Advantages of intensive farming

Answer 4

Higher yield of food
More efficient
Allows easier quality control

Question 5

Disadvantages of intensive farming

Answer 5

May lead to antibiotic resistance
Cost is high
Ethical objections eg limiting movement of animals may cause them harm
Biodiversity may be reduced