What are the two best reasons for growing trees in an intensive plant production system?
decrease water use
easier to manage
uses less space
Some farmers collect and store rainwater on their farms. This is called rainwater harvesting. Choose the best reason for using rainwater harvesting.
It costs nothing to collect and use this water
There is less dependence on other sources of water
The taste of water will be better
The water will always be of better quality
Field beans are an important crop in the UK and are often used as part of a crop rotation. Choose the best reason for using field beans in a crop rotation
They add nitrogen to the soil
They improve soil structure
They reduce water loss
They repel soil pests
AREA: 70 ha of level, open land
SOIL: sandy loam
the soil in LOT 1 is most likely to be...
...high in potassium
AREA: 20 ha of level, open land
The soil in LOT 2 is most likely to...
...be high in bacteria
...be free from disease
AREA: 50 ha of steeply sloping land
SOIL: humus rich/peaty
A farmer buys LOT 3 and adds some lime to the soil. Why was the lime added?
to increase the calcium available to the plants
to improve the drainage
to make the soil more acidic
to reduce the air content in the soil
The Rare Breeds Survival Trust (RBST) is a conservation organisation. Which two of the following activities are the RBST most likely to be involved in?
making sure animals are transported safely
monitoring the conditions in zoos
promoting the use of rare breed meat
keeping records of native farm animals
replanting hedgerows on farms
Which one of the following is the best reason to control weeds in a crop of potatoes?
Weeds compete for water
Weeds increase soil erosion
Weeds look untidy
Weeds poison the potatoes