4.7.5.2 Farming Techniques

Question 1

What is the efficiency of food production?

Answer 1

• amount of energy from food that is converted to biomass in livestock

Question 2

How can the efficiency of food production be improved?

Answer 2

• restricting energy transfer from food animals to environment

Question 3

How can restricting energy transfer be done?

Answer 3

• limiting movements (raising in small cages so less energy wasted on movement)
• controlling temperature of surroundings (high temperature so less energy wasted on controlling body temperature)
• given high protein foods to increase growth

Question 4

What are the ethical objections of this type of farming?

Answer 4

• living in small places causes distress and increases risk of spread of infection
• standard of living is very low

Question 5

Why is this type of farming persude?

Answer 5

• increase profit and efficiency