It reduced the amount of prey available, leading to a fall in numbers and fewer offspring
0%
It built up in the food chain poisoning the birds of prey
0%
The reduction in harmful insects allowed natural areas to flourish, meaning the birds had more prey
0%
Ingestion of the pesticide reduced the harmful pathogens in the birds of prey
Q.2.
Which of the following is a way that battery farming cattle reduces global warming?
100%
By reducing the amount of greenhouse gasses released by cows
0%
By stopping the destruction of trees and plants by cattle
0%
By reducing the need to transport food to the cattle
0%
By reducing the amount of energy the cattle use
Q.3.
How does pesticide use impact biodiversity?
100%
It reduces biodiversity
0%
It only removes harmful pests
0%
It increases biodiversity
0%
It reduces the number of weeds which are a food source for various harmful insects
Q.4.
One form of biological pest control is to release a natural predator into the area. Cane toads were released in parts of Australia for this reason and have now multiplied so much that they have become a threat to the original ecosystem. Why have Cane Toads been able to expand like this?
100%
People kept the toads as pets, then released them when they were no longer wanted
0%
The huge numbers of beetles on sugar cane crops gave the toads an unlimited food supply
0%
There was a lack of natural predators for the toads, and plentiful food sources with no defenses against them
0%
The climate suited the cane toads better than it did the native species
Q.5.
Weeding is often done on organic farms to remove plants that might out compete the crop. What is the disadvantage that means this is impractical on intensive farms?
0%
It is too labor intensive
100%
No quality control
0%
People have to walk on the soil and will damage the crop roots
0%
People may remove crops rather than weeds by mistake
Q.6.
How can providing homes for insects reduce the need for pesticides?
100%
Providing homes for insects provides homes for the crop pests, stopping them coming into the fields
0%
Providing homes for insects gives them better living conditions so they will need to eat less
0%
Providing homes for insects allows natural predators of crop pests to thrive to help keep them under control
0%
Providing homes for insects draws them to gardens and parks rather than to crops in fields
Q.7.
Aphids often attack orchards and weaken tress, reducing the fruit crop. Which of the following is a method used to control aphids?
50%
Applying a good quality pesticide is the only way to remove the aphids
50%
Destroying the trees and burning all affected leaves, or using of powerful pesticides are the only ways to remove the aphids
0%
Washing them off the plant, applying a pesticide or releasing more ladybugs
0%
Introducing a species of predatory ant, or applying a pesticide
Q.8.
What is battery farming?
100%
Farming animals indoors in small spaces, sometimes only conforming to the legal minimum space
0%
Putting chickens in cages
0%
Allowing animals access to the outside whenever they want
0%
Using genetically modified animals
Q.9.
What might a fungicide be used for?
100%
To remove pests that prey on mushrooms
0%
To remove mold
0%
To kill insect pests on general crops
0%
To remove weeds
Q.10.
Hydroponics is often discussed as a viable alternative to other methods of farming. What is Hydroponics?
100%
Plants are grown in lakes and streams and left to their own devices
0%
Plants are grown in special soils in greenhouses
0%
Plants are grown inverted to allow gravity to assist in their growing, meaning that they need less energy to grow stems
0%
Plants are grown using water containing the minerals required, rather than in soil
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