YOU ARE LEARNING:
Farming
Farming
Different methods can be introduced to farming practices to increase the amount of energy produced in a shorter time. This may help with food security, but can raise ethical issues for the animals involved.
This lesson looks at how farming is adapted to increase food security.
To make farming more efficient, we can control the energy transfer between animals and the environment. What do you think we try to do?
How can you restrict energy transfer from animals to the environment?
How else can we restrict energy transfer from animals to the environment?
Apart from limiting the energy transfer from animals to the environment, what else could you do to have make farming more efficient?
How can you increase the growth of an animal?
For efficient animal farming, we can reduce the energy transfer from animals to the environment by limiting how much the animals move and by controlling the temperature. We can also give high protein foods to make the animals grow a lot.
A modern farming technique is intensive farming. What do you think intensive farming involves? Pick all the options you think are correct.
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What are the advantages of intensive farming? Pick all the options you think are correct.
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What are the disadvantages of intensive farming? Pick all the options you think are correct.
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So on the plus side, intensive farming increases the amount of food, it is more efficient and produces good quality products. On the down side, however, intensive farming is expensive, it can contribute to bacteria becoming resistant to antibiotics, it can lead to pollution and it is often unethical to the animals.