Each question in this quiz is timed.
What belongs to greenhouse gases?
coal and oil
Why are greenhouse gases dangerous?
They cause deforestation.
They cause hurricanes.
The world is getting warmer.
How do we call gases, coal and oil?
What doesn´t belong to extreme weather?
What is the biggest cause of climate changes?
Carbon dioxide produced by aeroplanes.
Where are tropical forests?
The area of destroyed rainforests is
bigger than the area of Britain?
smaller than the area of Britain?
as big as the area of Britain?
How much of all carbon dioxide is produced by deforestation?
Twenty per cent.
Twenty-five per cent.
Why do people mostly burn rainforests?
They need wood.
They need land.
They need buildings.
Where is electricity produced?
In tropical storms.
In power stations.