Food production Flashcards
1
Q
What is meant by the term food security?
A
Having enough food to feed a population.
2
Q
List four biological factors which threaten food security.
A
Increasing birth rate
Changing diets in developed countries leading to food being shipped around the world
New pests and pathogens affecting farming
Environmental changes
Costs of agricultural inputs
Conflicts which have reduced access to food and water
3
Q
Give two ways in which energy transfer to the environment can be restricted in food animals.
A
Restrict movement
Control the temperature of the surroundings
4
Q
Some farmers feed their animals high protein food. Why?
A
increase growth
