One advantage of the slash-and-burn method is that _____ from the burnt trees provide nutrients to the soil.
ashes
As land is _____, farmers need to produce more food using the same amount or less land.
limited
The _____ of improved plant varieties will grow into bigger and better crops.
seedlings
An example of intensive farming is _____ Farming.
Vertical
Haze caused by the slash-and-burn method can lead to _____ difficulties.
breathing
For decades, man has used fertilisers, pesticides and _____ to increase food production.
herbicides
Improved animal varieties can produce higher quality _____ or more milk.
meat
Modern chicken farms use _____ collection of eggs.
automatic
The clearing of forests is also known as _____.
deforestation
Fertilisers, pesticides and herbicides can _____ the environment.
pollute
Different varieties of _____ are bred for their milk or meat.
cow
Plant hormones are _____ produced by plants that affect plant growth.
substances
Deforestation leads to _____, which is the removal of the top layers of soil.
soil erosion
Science and technology can increase food production by improving plant and animal _____.
varieties
Intensive farming methods can be used for crops and farm animals, such as _____ and chicken.
fish
Some plant hormones can kill _____ without harming the crops.
weeds
When forests are cleared, the top layers of soil are exposed to _____ and rain, and can be washed away easily.
wind
One way to increase food production is through _____ farming methods.
intensive
Intensive farming uses advanced technologies, chemicals, and high inputs to maximize agricultural _____ per unit of land.
output
Other plant hormones can regulate the growth and _____ of fruits.
ripening